Parse command-line arguments: Difference between revisions
Added Ada solution
Drkameleon (talk | contribs) (added Arturo) |
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Many languages provide a library (getopt or GetOpt) to parse the raw command line options in an intelligent way.
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=={{header|Ada}}==
<syntaxhighlight lang="ada">
-- Show command-line arguments
-- J. Carter 2023 Apr
-- The task is called "Parse command-line arguments", but as parsing requires attaching meaning to arguments, and the task
-- specification does not do so, showing them is all we can reasonably do
with Ada.Command_Line;
with Ada.Text_IO;
procedure Show_Args is
-- Empty
begin -- Show_Args
All_Args : for Arg in 1 .. Ada.Command_Line.Argument_Count loop
Ada.Text_IO.Put_Line (Item => Arg'Image & ": " & Ada.Command_Line.Argument (Arg) );
end loop All_Args;
end Show_Args;
</syntaxhighlight>
{{out}}
<pre>
$ ./show_args nc -v -n -z -w 1 192.168.1.2 1-1000
1: nc
2: -v
3: -n
4: -z
5: -w
6: 1
7: 192.168.1.2
8: 1-1000
</pre>
=={{header|Arturo}}==
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