$string =~ s/(.)\1+/$1/g;

# or...
#$string =~ tr/A-Za-z0-9//s;
$string =~ tr///sc;           # update: use this instead

[download]

Note that if you use tr///, you have to specify every character you want to match.

Update: Ah, true. Thanks, BrowserUk.

bbfu
Black flowers blossum
Fearless on my breath

In reply to Re: Removing Adjacent Character Repititions by bbfu
in thread Removing Adjacent Character Repititions by jupe

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