Re^3: searching in array elements substrings contained in another array

How can undef values fall into @triple array?

Anyway here is the fix:

foreach my $q (@quadruple) {  
    @triple = grep {$_ and $q !~ /$_/} @triple;
}
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Re^4: searching in array elements substrings contained in another array by Anonymous Monk on Nov 17, 2008 at 20:56 UTC
Thank you ccn! Now it works wonderfully! I'm grateful for the precious help Best regards Livius	[reply]