On Fri, 29 Jun 2001, Kim Green wrote:
> What's the proper syntax to indicate that a variable is optional? The script
> that I have created works great when I pass in a variable, but the script
> need to execute the SQL even if I don't pass in a variable.
You can set a sane default for the variable:
my $option = $ARGV[0] || 1;
If $ARGV[0] is not defined, then $option will be 1.
Or you create your program logic accordingly to do one thing if the option
is defined and another thing is if isn't defined.
-- Brett
http://www.chapelperilous.net/btfwk/
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