Command-line arguments: Difference between revisions
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=={{header|Elena}}==
ELENA
<syntaxhighlight lang="elena">import system'routines;
import extensions;
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public program()
{
program_arguments.forEvery::(int i)
{ console.printLine("Argument ",i," is ",program_arguments[i]) }
}</syntaxhighlight>
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<pre>
The program was invoked like this => myprogram -c alpha beta -h gamma
</pre>▼
=={{header|Free Pascal}}==▼
<syntaxhighlight lang="pascal">▼
Program listArguments(input, output, stdErr);▼
Var ▼
i: integer;▼
Begin▼
writeLn('program was called from: ',paramStr(0));▼
For i := 1 To paramCount() Do▼
Begin▼
writeLn('argument',i:2,' : ', paramStr(i));▼
End;▼
End.▼
</syntaxhighlight>▼
{{out}}▼
<pre>▼
./Commandlinearguments -c "alpha beta" -h "gamma"▼
program was called from: /home/user/Documents/GitHub/rosettacode/Commandlinearguments▼
argument 1 : -c▼
argument 2 : alpha beta▼
argument 3 : -h▼
argument 4 : gamma▼
</pre>
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for arg in commandLineParams():
echo arg</syntaxhighlight>
=={{header|Nu}}==
In Nu, the special <code>main</code> function can be declared, which gets passed the cli arguments.
<syntaxhighlight lang="nu">
def main [...argv] {
$argv | print
}
▲</syntaxhighlight>
▲{{out}}
▲<pre>
~> nu cli.nu A B C "Hello World!"
╭───┬──────────────╮
│ 0 │ A │
│ 1 │ B │
│ 2 │ C │
│ 3 │ Hello World! │
╰───┴──────────────╯
▲</pre>
=={{header|Oberon-2}}==
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=={{header|Pascal}}==
▲==={{header|Free Pascal}}===
▲<syntaxhighlight lang="pascal">
▲Program listArguments(input, output, stdErr);
▲Var
▲ i: integer;
▲Begin
▲ writeLn('program was called from: ',paramStr(0));
▲ For i := 1 To paramCount() Do
▲ Begin
▲ writeLn('argument',i:2,' : ', paramStr(i));
▲ End;
▲End.
</syntaxhighlight>
{{out}}
<pre>
▲./Commandlinearguments -c "alpha beta" -h "gamma"
▲program was called from: /home/user/Documents/GitHub/rosettacode/Commandlinearguments
▲argument 1 : -c
▲argument 2 : alpha beta
▲argument 3 : -h
▲argument 4 : gamma
</pre>
=={{header|Perl}}==
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=={{header|Wren}}==
This assumes that the following script,
$ wren
<syntaxhighlight lang="
System.print(Process.arguments)</syntaxhighlight>
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