How to see if variable is set?

Forum Moderators: coopster & phranque

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2:15 pm on Oct 26, 2003 (gmt 0)

I would like to see if the $ENV{'DOCUMENT_URI'} is set if not then use $ENV{'SCRIPT_NAME'}

2:52 pm on Oct 26, 2003 (gmt 0)


($ENV{'DOCUMENT_URI'})? ($uri = $ENV{'DOCUMENT_URI'}) : ($uri = $ENV{'SCRIPT_NAME'});


$uri = $ENV{'DOCUMENT_URI'} ŚŚ $ENV{'SCRIPT_NAME'};

or
..... there are many ways to do the job.