[Swift-user] Is there a way to have an optional command line argument to a swift script?

Mihael Hategan hategan at mcs.anl.gov
Thu Apr 9 13:49:22 CDT 2009

On Thu, 2009-04-09 at 13:40 -0500, Glen Hocky wrote:
> I have a new command line argument for my script and I want to check if 
> it's there or not.
> doing @arg("foo") just gives
>     Missing command line argument: foo

What's the command line you use to start the script?

> Thanks,
> Glen
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