140:
3489:
43:
459:, which consists of several executables for different targets packaged in a single file. Most commonly, this is implemented by a single overall entry point, which is compatible with all targets and branches to the target-specific entry point. Alternative techniques include storing separate executables in separate
812:
may be any valid identifier in C, but it is common convention to use these names. In C++, the names are to be taken literally, and the "void" in the parameter list is to be omitted, if strict conformance is desired. Other platform-dependent formats are also allowed by the C and C++ standards, except
3926:
Within the HelloWorld class, we declare a single method called main() which in turn contains a single method invocation to display the string "Hello world!" on the standard output. The statement that prints "Hello world!" does so by invoking the println method of the out object. The out object is a
1743:
and successor mainframes, do not support the PROGRAM statement. Many compilers from other software manufacturers will allow a fortran program to be compiled without a PROGRAM statement. In these cases, whatever module that has any non-comment statement where no SUBROUTINE, FUNCTION or BLOCK DATA
2454:
programs are evaluated top-to-bottom, as is usual in scripting languages: the entry point is the start of the source code. Since definitions must precede use, programs are typically structured with definitions at the top and the code to execute at the bottom (unindented), similar to code for a
777:
Main function looks like entry point for application programmers (the application's entry point or main entry point). System programming reveals more information about the program, and specifies the entry point elsewhere (in initialization procedure, or in reset interrupt vector for standalone
1615:
that is often used for building web and mobile applications. Like many other programming languages, Dart has an entry point that serves as the starting point for a Dart program. The entry point is the first function that is executed when a program runs. In Dart, the entry point is typically a
537:
Usually, there is not a single exit point specified in a program. However, in other cases runtimes ensure that programs always terminate in a structured way via a single exit point, which is guaranteed unless the runtime itself crashes; this allows cleanup code to be run, such as
2466:
function containing the code to be executed when a program is executed directly, but which can also be invoked by importing the program as a module and calling the function. This can be done by the following idiom, which relies on the internal variable
310:
method. This way, specific options may be set upon execution of the program, and then interpreted by the program. Many programs use this as an alternative way to configure different settings, or perform a set variety of actions using a single program.
2263:
in the program. Because Pascal programs define procedures and functions in a more rigorous bottom-up order than C, C++ or Java programs, the main procedure is usually the last block in the program. Pascal does not have a special meaning for the name
530:. Programs in interpreted languages return control to the interpreter, but programs in compiled languages must return to the operating system, otherwise the processor will simply continue executing beyond the end of the program, resulting in
2588:
is explicit, and the interaction with the operating system (receiving the arguments, calling system exit) are done explicitly by library calls, which are ultimately handled by the Python runtime. This contrasts with C, where these are done
2085:, because it is the name of the class that contains the main method, so it is already known. Also unlike C, the number of arguments need not be included, since arrays in Java have a field that keeps track of how many elements there are.
542:
handlers. This can be done by either requiring that programs terminate by returning from the main function, by calling a specific exit function, or by the runtime catching exceptions or operating system signals.
214:, a set of support functions for the language. The library code initializes the program and then passes control to the program proper. In other cases, the program may initialize the runtime library itself.
2332:
Versions of Pascal that support units or modules may also contain an unnamed block in each, which is used to initialize the module. These blocks are executed before the main program entry point is called.
3990:
In Java, every line of code that can actually run needs to be inside a class. "public class Main {}" declares a class named Main, which is public, that means that any other class can access it.
244:
Alternatively, execution of a program can begin at a named point, either with a conventional name defined by the programming language or operating system or at a caller-specified name. In many
4017:"public static void main(String args) {} " is the entry point of our Java program. the main method has to have this exact signature in order to be able to run our program.
1112:, although the name is not otherwise reserved, and may be used for member functions, classes, enumerations, or non-member functions in other namespaces. In C++ (unlike C)
3654:
3621:
2475:
when a program is executed, but not when it is imported as a module (in which case it is instead set to the module name); there are many variants of this structure:
2372:
PHP does not have a "main" function. Starting from the first line of a PHP script, any code not encapsulated by a function header is executed as soon as it is seen.
3708:
4064:
1471:
ANSI Common Lisp does not define a main function; instead, the code is read and evaluated from top to bottom in a source file. However, the following code will
4134:
3742:
4184:
496:
2212:
is used for the startup list of actions, but the convention is that this calls a procedure that runs the actions. That procedure may be of any name.
555:
function is where a program starts its execution. It enables high-level organization of the program's functionality, and typically has access to the
3772:
1952:
4110:
1681:
function is the default entry point for a Dart program, it is possible to specify a different entry point if needed. This can be done using the
295:, programmers specify the entry points only in source code, which makes them much better known. Entry points in executable files depend on the
3535:
972:. The meaning of other possible return values is implementation-defined. In case a return value is not defined by the programmer, an implicit
487:, each corresponding to the different functionalities of the program. The usual way to denote entry points, as used system-wide in VMS and in
4086:
3801:
4239:
4213:
3557:
2088:
The main function must be included within a class. This is because in Java everything has to be contained within a class. For instance, a
3914:
600:, when a workspace is loaded, the contents of "quad LX" (latent expression) variable is interpreted as an APL expression and executed.
3889:
4037:
3679:
3591:
3866:
3642:
3559:
Programming
Environments for Massively Parallel Distributed Systems: Working Conference of the Ifip Wg 10.3, April 25-29, 1994
2981:, contains the first command-line argument, not the name of program executed, as in C. The name of program is available using
3948:
3567:
2605:
language has no main function, the code that is not within a function, or subroutine is executed first, from top to bottom:
3461:, there are two different project types, each with a different main entry point. Desktop (GUI) applications start with the
1612:
3613:
1760:; a source file containing a single subprogram can be compiled to an executable. The binder will however create a package
306:
Entry points are capable of passing on command arguments, variables, or other information as a local variable used by the
299:(ABI) of the actual operating system, and are generated by the compiler or linker (if not fixed by the ABI). Other linked
107:
3700:
1600:
returning an integer, similar to both C and C++, it is passed back to the environment as the exit status of the process.
1233:
returning an integer, similar to both C and C++, it is passed back to the environment as the exit status of the process.
574:
or equivalent). However, some languages can execute user-written functions before main runs, such as the constructors of
4061:
79:
200:
4159:
3826:
1835:
There is no way to access arguments or a return code outside of the standard library in Go. These can be accessed via
3738:
126:
4130:
1895:
value represents the side-effects-ful computation done by the program. The result of the computation represented by
1880:
303:
may also have entry points, which are used later by the linker when generating entry points of an executable file.
86:
899:, have a fourth parameter containing arbitrary OS-supplied information, such as the path to the executing binary:
566:
that runs when a program starts, and is invoked directly from the system-specific initialization contained in the
3477:
object. In both instances, the main function is automatically generated, and cannot be removed from the project.
1624:
and executes it. Any Dart code that is intended to be executed when the program starts should be included in the
31:
3403:
function can be optionally used to access the argument portion of the command line used to launch the program:
2089:
1884:
1856:
1674:
to the console when the program is run. This code will be executed automatically when the Dart program is run.
1129:
588:
A non-exhaustive list of programming languages follows, describing their way of defining the main entry point:
386:
375:
153:
64:
1704:
statement as the first line can be used to specify that a program unit is a main program, as shown below. The
4269:
2451:
2256:
1888:
351:
93:
17:
4176:
3159:
2393:
1373:
1117:
782:
296:
60:
3780:
3494:
2763:
2381:
2196:
1964:
1608:
363:
355:
347:
264:
75:
1046:
597:
441:
343:
168:
is the place in a program where the execution of a program begins, and where the program has access to
4107:
3162:
behaves like a scripting language, executing statements from top to bottom; top-level code is allowed.
2199:, the procedures when loaded do not execute. To make them execute, it is necessary to use this code:
2074:" is special. Java's main methods do not return a value directly, but one can be passed by using the
1968:
1773:
1061:
would be the name of the host executable), may choose to alter their argv to give a more descriptive
892:
434:
238:
4050:
2187:
to specify the entry point in a manner that is filesystem-independent from the user's perspective.
1524:
609:
492:
339:
331:
4082:
3527:
2345:, there is no main function. Statements are executed from top to bottom, although statements in a
3805:
1133:
1067:
1050:
406:
385:
In many major operating systems, the standard executable format has a single entry point. In the
53:
4236:
4205:
3728:
argv: the vector term in this variable's name is used in traditional sense to refer to strings.
444:. Android applications do not have a single entry point – there is no special
4264:
3906:
801:
556:
514:
computer also used this to some degree. For example, an alternative entry point in Apple I's
176:
3886:
830:
582:
292:
218:
207:
161:
139:
4033:
8:
2260:
1376:
is a functional programming language based on graph rewriting. The initial node is named
567:
414:
100:
3675:
3583:
1528:
1237:
617:
531:
460:
180:
4274:
4249:
3954:
3944:
3563:
2456:
2180:
1012:
980:
function is inserted by the compiler; this behavior is required by the C++ standard.
527:
418:
3827:"The official repo for the design of the C# programming language: Dotnet/Csharplang"
964:
of the process, though the C standard only ascribes specific meaning to two values:
4029:
3862:
3141:// Return a type `Result` of value `Ok` with the content `()`, i.e. an empty tuple.
1078:
function is special; normally every C and C++ program must define it exactly once.
518:
would keep the BASIC program useful when the reset button was accidentally pushed.
320:
234:
184:
3250:
attributes, respectively. Those attributes are equivalent in their purpose to the
2734:'Several space-separated command line arguments can be read using COMMAND$ (n)
526:
In general, programs can exit at any time by returning to the operating system or
4243:
4163:
4114:
4068:
3893:
2173:
1389:
1109:
1054:
463:, each with its own entry point, which is then selected by the operating system.
211:
2400:" variable holds the value associated with the arguments passed to the program.
3508:
1972:
1740:
230:
217:
In simple systems, execution begins at the first statement, which is common in
3958:
2202:
to procname ... ; Startup commands (such as print ) end
191:, the operating system itself is the program). This marks the transition from
4258:
2184:
472:
367:
272:
260:
3927:
class variable in the System class that performs output operations on files.
3614:"Main() / Entry Points (C# Programming Guide) - Microsoft Developer Network"
2940:
The number and values of command-line arguments can be determined using the
1463:
One tells the compiler which option to use to generate the executable file.
1140:
IL directive, which takes either no arguments, or a single argument of type
4156:
3392:
2766:, there is no distinct main function. Instead, code written outside of any
992:
169:
4166:, an Apple-developed iPad app for learning the Swift programming language.
3270:. The following code is the default way to initialize a Cocoa Touch-based
1620:. When a Dart program is run, the Dart runtime looks for a function named
757:// BUT in embedded programming depending on the µC, this form is also used
319:
In most of today's popular programming languages and operating systems, a
3255:
3239:
3235:
1388:
the world or some fixed type if the program only prints the result after
961:
500:
300:
226:
1041:
563:
456:
452:(activities and services) which the system can load and run as needed.
288:
222:
4108:
Programming Ruby: The
Pragmatic Programmer's Guide, Ruby and Its World
3242:-based applications written in Swift are usually initialized with the
1085:
must be declared as if it has external linkage; it cannot be declared
374:(although the class must be specified at the invocation time), and in
3887:
Some
Haskell Misconceptions: Idiomatic Code, Purity, Laziness, and IO
1912:
1101:
1035:
1017:
394:
196:
192:
3488:
1907:, which indicates that the type of the result of the computation is
42:
4002:
3975:
2929:
NoMethodError: private method `foo' called for false:FalseClass
1689:
function is the entry point that should be used for Dart programs.
1472:
839:
430:
245:
3395:, when a project contains no forms, the startup object may be the
2384:
syntax is similar to that of C and C++. The execution begins at
1697:
826:
822:
620:
of the main function must be equivalent to one of the following:
511:
476:
188:
3802:"Console Applications in .NET, or Teaching a New Dog Old Tricks"
3078:
Additionally, as of Rust 1.26.0, the main function may return a
3831:
480:
2861:, such methods become private methods of almost every object:
1240:
of the entry point, which allow asynchronous execution in the
27:
Point in a computer program where instruction-execution begins
3505:, a set of execution startup routines linked into a C program
3155:
2220:
896:
613:
575:
515:
398:
335:
2462:
Alternatively, a program can be structured with an explicit
562:
The main function is generally the first programmer-written
3502:
3458:
3017:
to execute some code only if its file was specified in the
2602:
2342:
1756:, the programmer is not required to write a function named
1753:
1596:, similar to how it is done in C# or Java. For versions of
818:
800:, respectively give the number and values of the program's
571:
488:
426:
390:
3676:"Main() and Command-Line Arguments (C# Programming Guide)"
3029:
In Rust, the entry point of a program is a function named
2352:
Command-line arguments are available in the special array
585:, execution begins at the first statement in the program.
495:
programs, is to append them at the end of the name of the
30:
For other uses of "Entry Point" and "Point of Entry", see
3850:
3846:
3650:
3271:
2908:
NoMethodError: private method `foo' called for :Array
1764:, which will contain and export a C-style main function.
995:. By convention, the command-line arguments specified by
229:. In other cases, the entry point is at some other known
3033:. Typically, this function is situated in a file called
1950:; they must be fetched using another IO action, such as
1776:
programming language, program execution starts with the
1744:
statement occurs, is considered to be the Main program.
1003:
include the name of the program as the first element if
2230:
Command-line arguments are available in an array named
1700:
does not have a main subroutine or function. Instead a
156:
source code. Different parts are labeled for reference.
3528:"In Computing, what is an Entry Point? (with picture)"
2697:
Command line arguments (if any) can be read using the
1531:
of the main function looks like one of the following:
960:
The value returned from the main function becomes the
2227:
function. Programs are evaluated from top to bottom.
2081:
Unlike C, the name of the program is not included in
1229:, similar to how it is done in Java. For versions of
252:; as a result, the entry point is often known as the
3484:
440:
One exception to the single-entry-point paradigm is
275:
such as C# the entry point is a static method named
2360:does not contain the name of the program, which is
67:. Unsourced material may be challenged and removed.
2584:In this idiom, the call to the named entry point
1007:is greater than 0; if a user types a command of "
409:(gcc), the entry point used by the linker is the
4256:
4028:
4003:"Hello, World! - Free Interactive Java Tutorial"
3976:"Hello, World! - Free Interactive Java Tutorial"
3804:. Msdn.microsoft.com. 2003-06-12. Archived from
1843:respectively, both of which are included in the
1685:annotation in Dart. However, in most cases, the
1361:is required to allow the use of asynchrony (the
754:// NOT according to the ISO C standard 5.1.2.2.1
3963://A JAVA program begins with a call to main ().
3943:. New York: McGraw-Hill Education. p. 46.
3932:
2774:scope is executed in the context of a special "
1739:Some versions of Fortran, such as those on the
4080:
1708:statement cannot be used for recursive calls.
287:Entry points apply both to source code and to
3995:
3556:Decker, Karsten M.; Rehmann, René M. (1994).
3555:
2849:scope are defined as private methods of the "
2349:block are executed before normal statements.
1136:searches for a static method marked with the
3469:object. Console applications start with the
2778:" object. This object can be accessed using
267:, the entry point is a static method called
3849:. Language Reference. Third Edition, 1994.
3762:Section 3.6.1.2, Standard C++ 2011 edition.
1971:of a class, which has one of the following
1033:is the name that processes appear under in
829:have a third argument giving the program's
813:that in C++ the return type must always be
559:given to the program when it was executed.
187:passes control to its entry point. (During
3968:
2935:from /usr/bin/irb:12:in `<main>'
2914:from /usr/bin/irb:12:in `<main>'
1349:types are the asynchronous equivalents of
3562:. Springer Science & Business Media.
3274:app and declare its application delegate.
2259:, the main procedure is the only unnamed
1628:function. Here is an example of a simple
1236:Since C#7.1 there are four more possible
1108:), cannot be overloaded, and cannot be a
127:Learn how and when to remove this message
4062:Code Like a Pythonista: Idiomatic Python
1946:Command line arguments are not given to
546:
483:, computer programs have a multitude of
138:
3938:
1677:It is important to note that while the
471:Historically, and in some contemporary
14:
4257:
4237:Hello from a libc-free world! (Part 1)
4089:from the original on 20 September 2015
3899:
3611:
3258:projects: they implicitly declare the
2317:Command-line arguments are counted in
455:An occasionally used technique is the
421:, the entry point is specified by the
401:, the entry point is specified in the
4177:"UIApplicationMain(_:_:_:_:) — UIKit"
2593:by the runtime, based on convention.
2234:and the exit status is 0 by default.
2066:Command-line arguments are passed in
1967:programs start executing at the main
1592:Command-line arguments are passed in
1225:Command-line arguments are passed in
2179:) exists. Alternatively, executable
2172:in the directory where the compiled
1613:general-purpose programming language
1128:When executing a program written in
65:adding citations to reliable sources
36:
3739:"Parameter types and names of main"
2168:To run this program, one must call
1120:and cannot have its address taken.
551:In many programming languages, the
24:
4071:—on Python scripts used as modules
4040:from the original on July 11, 2015
3432:"Arguments if any are: "
2992:Similar to Python, one could use:
895:-based operating systems, such as
433:, the entry point is at the fixed
25:
4286:
4230:
2798:It has the following properties:
1915:, which contains no information.
581:In other languages, notably many
3863:"The Haskell 98 Report: Modules"
3487:
3009:# Put "main" code here
1670:function simply prints the text
405:field of the ELF header. In the
41:
4216:from the original on 2019-01-13
4198:
4187:from the original on 2019-01-12
4169:
4149:
4137:from the original on 2015-05-15
4123:
4101:
4074:
4055:
4022:
3917:from the original on 2019-04-20
3907:"The Java Language Environment"
3880:
3869:from the original on 2013-08-19
3855:
3839:
3819:
3794:
3765:
3756:
3745:from the original on 2012-11-10
3711:from the original on 2013-12-31
3682:from the original on 2014-06-09
3657:from the original on 2017-09-10
3624:from the original on 2020-11-11
3594:from the original on 2020-07-31
3538:from the original on 2020-08-05
3386:
2392:" variable keeps the number of
2092:program in Java may look like:
833:, otherwise accessible through
425:field, which is inherited from
314:
206:For some operating systems and
52:needs additional citations for
32:Point of Entry (disambiguation)
4081:Ned Batchelder (6 June 2003).
3941:Java : a beginner's guide
3731:
3722:
3693:
3668:
3635:
3605:
3576:
3549:
3520:
2853:" object. Since the class of "
1466:
387:Executable and Linkable Format
291:files. However, in day-to-day
13:
1:
4250:How main method works in Java
4210:Apple Developer Documentation
4181:Apple Developer Documentation
3896:— on Haskell's monadic IO>
3514:
3351:didFinishLaunchingWithOptions
3266:which creates an instance of
2962:tty(main):002:0> ARGV.size
2841:Methods defined outside of a
2396:passed to the program. The "
2321:and accessible as strings by
2070:. As in C and C++, the name "
1045:etc., some programs, such as
521:
466:
448:function. Instead, they have
2613:"Hello World! a ="
1859:program must contain a name
1365:keyword) inside the method.
603:
378:it is a static method named
297:application binary interface
248:, this is a function called
7:
3612:Wagner, Bill (2017-08-01).
3495:Computer programming portal
3480:
3264:UIApplicationMain(_:_:_:_:)
1144:, and has a return type of
1049:or those running within an
1027:argv = {"rm", "file", NULL}
10:
4291:
3701:"Application Fundamentals"
1953:System.Environment.getArgs
1899:is discarded; that is why
1850:
1692:
1501:"Hello World!~%"
1065:, usually by means of the
413:symbol. Similarly, in the
323:usually only has a single
210:, the entry point is in a
29:
4083:"Python main() functions"
4034:"Python main() functions"
3939:Schildt, Herbert (2019).
3129:"Hello, World!"
3067:"Hello, World!"
2446:
2250:
2154:"Hello, world!"
1941:"Hello, World!"
1863:bound to a value of type
1824:"Hello, World!"
1683:@pragma("vm:entry-point")
1655:"Hello, world!"
1458:"Hello, world!"
987:is non-negative and that
751:// more specifically in C
144:
4155:Not to be confused with
3426:"Hello World!"
3405:
3276:
3167:// HelloWorld.playground
3164:
3149:
3084:
3043:
2994:
2953:tty(main):001:0> ARGV
2946:
2863:
2800:
2784:
2731:
2703:
2647:
2607:
2477:
2405:
2270:
2239:
2215:
2094:
1977:
1917:
1785:
1710:
1634:
1533:
1477:
1440:
1397:
1368:
1246:
1154:
901:
845:
622:
282:
4206:"UIApplication — UIKit"
3473:event of the project's
3465:event of the project's
3452:
3024:
2757:
2596:
2375:
2336:
2325:, with n between 0 and
2300:'Hello, world!'
2268:" or any similar name.
2245:"Hello World"
2190:
1959:
1747:
1603:
407:GNU Compiler Collection
3678:. Msdn.microsoft.com.
2367:
1100:must be in the global
983:It is guaranteed that
968:(traditionally 0) and
802:command-line arguments
591:
157:
3643:"The main() function"
3306:UIApplicationDelegate
2973:The first element of
2459:, such as in Pascal.
1767:
1666:In this example, the
1123:
583:interpreted languages
547:Programming languages
237:or relative address (
219:interpreted languages
208:programming languages
175:To start a program's
142:
4270:Computer programming
3279:// AppDelegate.swift
3262:function that calls
2917:irb(main):009:0>
2899:irb(main):008:0>
2890:irb(main):007:0>
2881:irb(main):006:1>
2875:irb(main):005:1>
2866:irb(main):004:0>
2818:irb(main):003:0>
2803:irb(main):002:0>
2787:irb(main):001:0>
1518:
1015:will initialise the
450:essential components
293:software development
162:computer programming
61:improve this article
3705:Android Development
3584:"Main Method in C#"
1871:; which is usually
1382:*World -> *World
1152:, and executes it.
568:runtime environment
505:directory.exe$ make
423:AddressOfEntryPoint
415:Portable Executable
354:programs this is a
4242:2016-11-17 at the
4162:2022-07-08 at the
4113:2013-08-31 at the
4067:2014-05-27 at the
3892:2010-07-27 at the
3707:. linuxtopia.org.
3618:docs.microsoft.com
3475:ConsoleApplication
3288:@UIApplicationMain
3248:@UIApplicationMain
3244:@NSApplicationMain
2951:irb/dev/ttyfoobar
2546:'__main__'
1883:, which organizes
1632:function in Dart:
1529:function prototype
976:at the end of the
618:function prototype
532:undefined behavior
246:C-family languages
158:
4157:Swift Playgrounds
3950:978-1-260-44022-5
3569:978-3-7643-5090-1
3191:"world"
3179:"hello"
2457:one-pass compiler
1903:usually has type
1889:purely functional
1728:"Cint!"
1475:a main function.
1116:cannot be called
557:command arguments
499:, delimited by a
419:Microsoft Windows
199:, if present) to
137:
136:
129:
111:
16:(Redirected from
4282:
4246:, March 16, 2010
4225:
4224:
4222:
4221:
4202:
4196:
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4193:
4192:
4173:
4167:
4153:
4147:
4146:
4144:
4142:
4127:
4121:
4120:
4105:
4099:
4098:
4096:
4094:
4078:
4072:
4059:
4053:
4049:
4047:
4045:
4032:(May 15, 2003).
4030:Guido van Rossum
4026:
4020:
4019:
4014:
4013:
3999:
3993:
3992:
3987:
3986:
3972:
3966:
3965:
3936:
3930:
3929:
3923:
3922:
3903:
3897:
3884:
3878:
3877:
3875:
3874:
3859:
3853:
3843:
3837:
3836:
3823:
3817:
3816:
3814:
3813:
3798:
3792:
3791:
3789:
3788:
3779:. Archived from
3777:Argument Vector"
3776:
3769:
3763:
3760:
3754:
3753:
3751:
3750:
3735:
3729:
3726:
3720:
3719:
3717:
3716:
3697:
3691:
3690:
3688:
3687:
3672:
3666:
3665:
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3322:
3319:
3316:
3313:
3310:
3307:
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3301:
3298:
3295:
3292:
3289:
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3280:
3269:
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3261:
3253:
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3207:
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3013:
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3007:
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2998:
2988:
2984:
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2976:
2969:
2966:
2963:
2960:
2957:
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2950:
2944:constant array:
2943:
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2825:
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2813:
2810:
2807:
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2794:
2791:
2788:
2781:
2777:
2773:
2769:
2753:
2750:
2747:
2744:
2741:
2738:
2735:
2728:
2725:
2722:
2719:
2716:
2713:
2710:
2707:
2700:
2693:
2690:
2687:
2684:
2681:
2678:
2675:
2672:
2669:
2666:
2663:
2660:
2657:
2654:
2651:
2644:
2641:
2638:
2635:
2632:
2629:
2626:
2623:
2620:
2617:
2614:
2611:
2587:
2580:
2577:
2574:
2571:
2568:
2565:
2562:
2559:
2556:
2553:
2550:
2547:
2544:
2541:
2538:
2535:
2532:
2529:
2526:
2523:
2520:
2517:
2514:
2511:
2508:
2505:
2502:
2499:
2496:
2493:
2490:
2487:
2484:
2481:
2474:
2470:
2465:
2442:
2439:
2436:
2433:
2430:
2427:
2424:
2421:
2418:
2415:
2412:
2409:
2399:
2391:
2387:
2363:
2359:
2355:
2348:
2328:
2324:
2320:
2313:
2310:
2307:
2304:
2301:
2298:
2295:
2292:
2289:
2286:
2283:
2280:
2277:
2274:
2267:
2246:
2243:
2233:
2226:
2211:
2178:
2177:HelloWorld.class
2171:
2164:
2161:
2158:
2155:
2152:
2149:
2146:
2143:
2140:
2137:
2134:
2131:
2128:
2125:
2122:
2119:
2116:
2113:
2110:
2107:
2104:
2101:
2098:
2084:
2077:
2073:
2069:
2062:
2059:
2056:
2053:
2050:
2047:
2044:
2041:
2038:
2035:
2032:
2029:
2026:
2023:
2020:
2017:
2014:
2011:
2008:
2005:
2002:
1999:
1996:
1993:
1990:
1987:
1984:
1981:
1955:
1949:
1942:
1939:
1936:
1933:
1930:
1927:
1924:
1921:
1910:
1906:
1902:
1898:
1894:
1878:
1874:
1870:
1867:, for some type
1866:
1862:
1846:
1842:
1838:
1831:
1828:
1825:
1822:
1819:
1816:
1813:
1810:
1807:
1804:
1801:
1798:
1795:
1792:
1789:
1783:
1780:function of the
1779:
1763:
1759:
1735:
1732:
1729:
1726:
1723:
1720:
1717:
1714:
1707:
1703:
1688:
1684:
1680:
1673:
1669:
1662:
1659:
1656:
1653:
1650:
1647:
1644:
1641:
1638:
1631:
1627:
1623:
1619:
1599:
1595:
1588:
1585:
1582:
1579:
1576:
1573:
1570:
1567:
1564:
1561:
1558:
1555:
1552:
1549:
1546:
1543:
1540:
1537:
1514:
1511:
1508:
1505:
1502:
1499:
1496:
1493:
1490:
1487:
1484:
1481:
1459:
1456:
1453:
1450:
1447:
1444:
1438:Or even simpler
1434:
1431:
1428:
1425:
1422:
1419:
1416:
1413:
1410:
1407:
1404:
1401:
1394:
1383:
1379:
1364:
1360:
1356:
1352:
1348:
1344:
1337:
1334:
1331:
1328:
1325:
1322:
1319:
1316:
1313:
1310:
1307:
1304:
1301:
1298:
1295:
1292:
1289:
1286:
1283:
1280:
1277:
1274:
1271:
1268:
1265:
1262:
1259:
1256:
1253:
1250:
1243:
1232:
1228:
1221:
1218:
1215:
1212:
1209:
1206:
1203:
1200:
1197:
1194:
1191:
1188:
1185:
1182:
1179:
1176:
1173:
1170:
1167:
1164:
1161:
1158:
1151:
1147:
1143:
1139:
1115:
1107:
1099:
1092:
1088:
1084:
1077:
1070:
1064:
1060:
1044:
1038:
1032:
1028:
1024:
1020:
1010:
1006:
1002:
998:
990:
986:
979:
975:
971:
967:
956:
953:
950:
947:
944:
941:
938:
935:
932:
929:
926:
923:
920:
917:
914:
911:
908:
905:
888:
885:
882:
879:
876:
873:
870:
867:
864:
861:
858:
855:
852:
849:
842:
836:
816:
811:
807:
795:
787:
773:
770:
767:
764:
761:
758:
755:
752:
749:
746:
743:
740:
737:
734:
731:
728:
725:
722:
719:
716:
713:
710:
707:
704:
701:
698:
695:
692:
689:
686:
683:
680:
677:
674:
671:
668:
665:
662:
659:
656:
653:
650:
647:
644:
641:
638:
635:
632:
629:
626:
578:global objects.
554:
541:
506:
497:executable image
447:
424:
417:format, used in
412:
404:
397:systems such as
381:
373:
361:
321:computer program
309:
278:
270:
251:
235:absolute address
233:which can be an
185:operating system
151:
150:
147:
132:
125:
121:
118:
112:
110:
69:
45:
37:
21:
4290:
4289:
4285:
4284:
4283:
4281:
4280:
4279:
4255:
4254:
4244:Wayback Machine
4233:
4228:
4219:
4217:
4204:
4203:
4199:
4190:
4188:
4175:
4174:
4170:
4164:Wayback Machine
4154:
4150:
4140:
4138:
4133:. GitHub Rust.
4129:
4128:
4124:
4118:
4115:Wayback Machine
4106:
4102:
4092:
4090:
4079:
4075:
4069:Wayback Machine
4060:
4056:
4043:
4041:
4027:
4023:
4011:
4009:
4001:
4000:
3996:
3984:
3982:
3974:
3973:
3969:
3951:
3937:
3933:
3920:
3918:
3905:
3904:
3900:
3894:Wayback Machine
3885:
3881:
3872:
3870:
3865:. Haskell.org.
3861:
3860:
3856:
3845:XL FORTRAN for
3844:
3840:
3825:
3824:
3820:
3811:
3809:
3800:
3799:
3795:
3786:
3784:
3774:
3771:
3770:
3766:
3761:
3757:
3748:
3746:
3737:
3736:
3732:
3727:
3723:
3714:
3712:
3699:
3698:
3694:
3685:
3683:
3674:
3673:
3669:
3660:
3658:
3641:
3640:
3636:
3627:
3625:
3610:
3606:
3597:
3595:
3582:
3581:
3577:
3570:
3554:
3550:
3541:
3539:
3526:
3525:
3521:
3517:
3493:
3486:
3483:
3474:
3470:
3466:
3462:
3455:
3450:
3449:
3446:
3443:
3440:
3437:
3434:
3431:
3428:
3425:
3422:
3419:
3416:
3413:
3410:
3407:
3400:
3399:procedure. The
3396:
3389:
3384:
3383:
3380:
3377:
3374:
3371:
3368:
3365:
3362:
3359:
3356:
3353:
3350:
3347:
3344:
3341:
3338:
3335:
3332:
3329:
3326:
3323:
3320:
3317:
3314:
3311:
3308:
3305:
3302:
3299:
3296:
3293:
3290:
3287:
3284:
3281:
3278:
3267:
3263:
3259:
3251:
3247:
3243:
3233:
3232:
3229:
3226:
3223:
3220:
3217:
3214:
3211:
3208:
3205:
3202:
3199:
3196:
3193:
3190:
3187:
3184:
3181:
3178:
3175:
3172:
3169:
3166:
3154:When run in an
3152:
3147:
3146:
3143:
3140:
3137:
3134:
3131:
3128:
3125:
3122:
3119:
3116:
3113:
3109:
3105:
3102:
3099:
3096:
3092:
3089:
3086:
3079:
3076:
3075:
3072:
3069:
3066:
3063:
3060:
3057:
3054:
3051:
3048:
3046:// In `main.rs`
3045:
3038:
3034:
3030:
3027:
3018:
3015:
3014:
3011:
3008:
3005:
3002:
2999:
2996:
2986:
2982:
2978:
2974:
2971:
2970:
2967:
2964:
2961:
2958:
2955:
2952:
2948:
2941:
2938:
2937:
2934:
2931:
2928:
2925:
2922:
2919:
2916:
2913:
2910:
2907:
2904:
2901:
2898:
2895:
2892:
2889:
2886:
2883:
2880:
2877:
2874:
2871:
2868:
2865:
2858:
2854:
2850:
2846:
2842:
2839:
2838:
2835:
2832:
2829:
2826:
2823:
2820:
2817:
2814:
2811:
2808:
2805:
2802:
2796:
2795:
2792:
2789:
2786:
2779:
2775:
2771:
2767:
2760:
2755:
2754:
2751:
2748:
2745:
2742:
2739:
2736:
2733:
2730:
2729:
2726:
2723:
2720:
2717:
2714:
2711:
2708:
2705:
2698:
2695:
2694:
2691:
2688:
2685:
2682:
2679:
2676:
2673:
2670:
2667:
2664:
2661:
2658:
2655:
2652:
2649:
2646:
2645:
2642:
2639:
2636:
2633:
2630:
2627:
2624:
2621:
2618:
2615:
2612:
2609:
2599:
2585:
2582:
2581:
2578:
2575:
2572:
2569:
2566:
2563:
2560:
2557:
2554:
2551:
2548:
2545:
2542:
2539:
2536:
2533:
2530:
2527:
2524:
2521:
2518:
2515:
2512:
2509:
2506:
2503:
2500:
2497:
2494:
2491:
2488:
2485:
2482:
2479:
2472:
2468:
2463:
2449:
2444:
2443:
2440:
2437:
2434:
2431:
2428:
2425:
2422:
2419:
2416:
2413:
2410:
2407:
2397:
2389:
2385:
2378:
2370:
2361:
2357:
2353:
2346:
2339:
2326:
2322:
2318:
2315:
2314:
2311:
2308:
2305:
2302:
2299:
2296:
2293:
2290:
2287:
2284:
2281:
2278:
2275:
2272:
2265:
2253:
2248:
2247:
2244:
2241:
2231:
2224:
2218:
2209:
2206:
2205:make "startup
2203:
2193:
2176:
2170:java HelloWorld
2169:
2166:
2165:
2162:
2159:
2156:
2153:
2150:
2147:
2144:
2141:
2138:
2135:
2132:
2129:
2126:
2123:
2120:
2117:
2114:
2111:
2108:
2105:
2102:
2099:
2096:
2082:
2075:
2071:
2067:
2064:
2063:
2060:
2057:
2054:
2051:
2048:
2045:
2042:
2039:
2036:
2033:
2030:
2027:
2024:
2021:
2018:
2015:
2012:
2009:
2006:
2003:
2000:
1997:
1994:
1991:
1988:
1985:
1982:
1979:
1973:method headings
1962:
1951:
1947:
1944:
1943:
1940:
1937:
1934:
1931:
1928:
1925:
1922:
1919:
1908:
1904:
1900:
1896:
1892:
1876:
1872:
1868:
1864:
1860:
1853:
1844:
1840:
1836:
1833:
1832:
1829:
1826:
1823:
1820:
1817:
1814:
1811:
1808:
1805:
1802:
1799:
1797:"fmt"
1796:
1793:
1790:
1787:
1781:
1777:
1770:
1761:
1757:
1750:
1737:
1736:
1733:
1730:
1727:
1724:
1721:
1718:
1715:
1712:
1705:
1701:
1695:
1686:
1682:
1678:
1671:
1667:
1664:
1663:
1660:
1657:
1654:
1651:
1648:
1645:
1642:
1639:
1636:
1629:
1625:
1621:
1617:
1616:function named
1606:
1597:
1593:
1590:
1589:
1586:
1583:
1580:
1577:
1574:
1571:
1568:
1565:
1562:
1559:
1556:
1553:
1550:
1547:
1544:
1541:
1538:
1535:
1521:
1516:
1515:
1512:
1509:
1506:
1503:
1500:
1497:
1494:
1491:
1488:
1485:
1482:
1479:
1469:
1461:
1460:
1457:
1454:
1451:
1448:
1445:
1442:
1436:
1435:
1432:
1429:
1426:
1423:
1420:
1417:
1414:
1411:
1408:
1405:
1402:
1399:
1392:
1381:
1380:and is of type
1377:
1371:
1362:
1358:
1354:
1350:
1347:Task<int>
1346:
1342:
1339:
1338:
1335:
1332:
1329:
1326:
1323:
1320:
1317:
1314:
1311:
1308:
1305:
1302:
1299:
1296:
1293:
1290:
1287:
1284:
1281:
1278:
1275:
1272:
1269:
1266:
1263:
1260:
1257:
1254:
1251:
1248:
1241:
1230:
1226:
1223:
1222:
1219:
1216:
1213:
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1110:member function
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1055:virtual machine
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817:; for example,
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804:. The names of
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379:
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212:runtime library
148:
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4231:External links
4229:
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3590:. 2018-11-30.
3575:
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3509:Runtime system
3506:
3499:
3498:
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3479:
3454:
3451:
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3277:
3230:// hello world
3165:
3151:
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3085:
3044:
3026:
3023:
3006:$ PROGRAM_NAME
2995:
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2947:
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1741:IBM System/360
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846:
790:argument count
623:
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593:
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548:
545:
523:
520:
473:legacy systems
468:
465:
316:
313:
284:
281:
231:memory address
152:might look in
135:
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4131:"Releases.md"
4126:
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3835:. 2019-08-26.
3834:
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3808:on 2008-02-04
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3588:GeeksforGeeks
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1976:
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273:CLI languages
266:
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261:JVM languages
257:
255:
254:main function
247:
242:
240:
236:
232:
228:
225:formats, and
224:
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215:
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198:
195:(and dynamic
194:
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117:February 2018
109:
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77:
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4265:Control flow
4218:. Retrieved
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3806:the original
3796:
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3781:the original
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3713:. Retrieved
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3659:. Retrieved
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3531:
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3393:Visual Basic
3390:
3387:Visual Basic
3234:
3158:Playground,
3153:
3077:
3028:
3021:invocation.
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2761:
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1782:package main
1771:
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1738:
1731:END PROGRAM
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485:entry points
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318:
315:Contemporary
305:
301:object files
286:
258:
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227:boot loaders
216:
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170:command line
165:
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59:Please help
54:verification
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4141:15 February
3775:char *apple
3467:Application
3339:application
3330:application
3300:UIResponder
3294:AppDelegate
3256:Objective-C
3240:Cocoa Touch
2721:commandline
2712:commandline
2323:ParamStr(n)
2090:hello world
1467:Common Lisp
1138:.entrypoint
1118:recursively
1051:interpreter
962:exit status
831:environment
778:programs).
503:($ ), e.g.
501:dollar sign
325:entry point
172:arguments.
166:entry point
4259:Categories
4220:2019-01-12
4191:2019-01-12
4117:— on Ruby
4012:2020-03-14
4007:Learn Java
3985:2020-03-14
3980:Learn Java
3959:1061561931
3921:2020-03-14
3873:2013-08-19
3812:2013-08-19
3787:2014-05-12
3749:2016-07-28
3715:2014-02-19
3686:2014-05-08
3661:2014-05-08
3628:2018-12-03
3598:2020-01-22
3542:2020-01-22
3515:References
3224:helloWorld
3197:helloWorld
2793:=> main
2701:function:
2671:getInteger
2653:getInteger
2625:getInteger
2591:implicitly
2327:ParamCount
2319:ParamCount
2174:class file
2103:HelloWorld
1891:code. The
1510:hello-main
1486:hello-main
1238:signatures
783:parameters
522:Exit point
475:, such as
467:Historical
457:fat binary
437:of 0100h.
289:executable
263:, such as
223:executable
87:newspapers
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2887:=> nil
2833:ancestors
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2727:COMMAND$
2699:COMMAND$
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2394:arguments
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1913:unit type
1847:package.
1102:namespace
974:return 0;
604:C and C++
431:COM files
395:Unix-like
221:, simple
197:link time
193:load time
177:execution
4275:Software
4240:Archived
4214:Archived
4185:Archived
4160:Archived
4135:Archived
4111:Archived
4087:Archived
4065:Archived
4051:comments
4044:June 29,
4038:Archived
3915:Archived
3890:Archived
3867:Archived
3743:Archived
3709:Archived
3680:Archived
3655:Archived
3622:Archived
3592:Archived
3536:Archived
3532:wiseGEEK
3481:See also
3463:App.Open
3321:UIWindow
3254:file in
3123:println!
3061:println!
3000:__FILE__
2896:=> 42
2692:function
2650:function
2540:__name__
2473:__main__
2469:__name__
2388:. The "
2232:Sys.argv
2078:method.
1938:putStrLn
1762:ada_main
1713:PROGRAM
1390:reducing
1244:Method.
1096:In C++,
1023:argc = 2
840:stdlib.h
564:function
528:crashing
366:it is a
356:function
201:run time
143:How the
4093:29 June
3647:ibm.com
3471:App.Run
3438:Command
3035:main.rs
2968:=> 2
2294:writeln
2273:program
2223:has no
2210:startup
2197:FMSLogo
2148:println
1857:Haskell
1851:Haskell
1841:os.Exit
1837:os.Args
1818:Println
1788:package
1706:PROGRAM
1702:PROGRAM
1698:FORTRAN
1693:FORTRAN
1473:emulate
1430:startIO
1386:changes
1057:(where
1047:daemons
1011:", the
1009:rm file
827:Windows
823:POSIX.1
512:Apple I
442:Android
403:e_entry
189:booting
101:scholar
3957:
3947:
3911:Oracle
3832:GitHub
3566:
3429:MsgBox
3397:Main()
3372:return
3315:window
3282:import
3252:main.m
3238:- and
3097:Result
3095:->
3080:Result
3039:lib.rs
2959:=>
2859:Object
2847:module
2836:=>
2718:string
2709:shared
2665:double
2480:import
2452:Python
2447:Python
2432:string
2282:Output
2257:Pascal
2251:Pascal
2136:System
2124:String
2112:static
2109:public
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2072:main()
2046:String
2034:static
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2007:static
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1995:String
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1969:method
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1333:string
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1169:static
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1106:::main
1104:(i.e.
1098:main()
1091:inline
1087:static
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1076:main()
1029:. As
978:main()
893:Darwin
835:getenv
825:) and
792:, and
616:, the
540:atexit
481:OS/400
435:offset
411:_start
370:named
358:named
352:Kotlin
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239:offset
181:loader
179:, the
103:
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3417:Debug
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3203:hello
3185:world
3173:hello
3160:Swift
3156:Xcode
3150:Swift
3114:Error
2920:false
2857:" is
2843:class
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2610:print
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2261:block
2221:OCaml
2216:OCaml
2100:class
1905:IO ()
1881:monad
1879:is a
1873:IO ()
1734:HELLO
1719:PRINT
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1452:Start
1443:Start
1424:world
1421:Start
1418:World
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1400:Start
1393:Start
1378:Start
1374:Clean
1369:Clean
1363:await
1359:async
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1291:async
1267:async
1252:async
1013:shell
991:is a
952:apple
897:macOS
516:BASIC
493:MACRO
461:forks
429:. In
399:Linux
362:; in
283:Usage
271:; in
164:, an
108:JSTOR
94:books
4143:2019
4119:ARGV
4095:2015
4046:2015
3955:OCLC
3945:ISBN
3564:ISBN
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3366:Bool
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3031:main
3025:Rust
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2851:main
2821:self
2806:self
2790:self
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2758:Ruby
2603:QB64
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2576:argv
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2376:Pike
2343:Perl
2337:Perl
2266:main
2225:main
2191:LOGO
2127:args
2118:main
2115:void
2083:args
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2013:main
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1989:main
1986:void
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1960:Java
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