String::Index provides ncindex and ncrindex, which I think provide what you're after. 

my $pos = ncindex($string, 'c'); # find first non-c

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The needle string ('c' in this case) can be more than one character, in which case it will find the position of the first character in $string that isn't found in the string of search characters.


Dave

In reply to Re: opposite of index+rindex? How-to? Needed? by davido
in thread opposite of index+rindex? How-to? Needed? by perl-diddler

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