Technically it doesn't match `the blank'. As perlre states it matches at a `\w\W' or '\W\w' transition (it doesn't match anything literally as it's zero width, just at a point where the previous character is \w and the next is \W (or vice versa)).

In reply to Re: Re: finding whole words in a string by Fletch
in thread finding whole words in a string by mumphis

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