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RE: RE: Get chatbox lines

by ZZamboni (Curate)
on May 26, 2000 at 21:30 UTC ( #15037=note: print w/replies, xml ) Need Help??

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  1. or download this
    user1: blah
    user2: bleh
    user3: blih
    
  2. or download this
    user1: blah
    user2: bleh
    user3: blih
    user1: howdy
    

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[ovedpo15]: how fast and a good way to print error if more than one out of three variables are defined? for example if there are $a $b $c. I want that if for example $a and $b are defined - print error (also for $a and $c or $b and $c)

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