Re^2: Array condition always true

How to free it its a scalar variable instead of an array meaning if @header_present is $header_present

Will $header_present=" "; work?
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Re^3: Array condition always true by GrandFather (Saint) on Mar 20, 2011 at 19:42 UTC
What do you want to achieve? `$header_present = '';` will set $header_present to an empty string. `$header_present = undef;` will set $header_present to undef which is the uninitialised state. The one you need depends on code you've not shown us. True laziness is hard work	[reply] [d/l] [select]