# jochem@xxxxxxxxxxxxx / 2007-01-08 11:35:06 +0100:
> Dick Jiang wrote:
> > I think you'd better use regular expression to replace the word
>
> agreed - only it a serious dive in the deep end of regexps - the OP may
> have to use a negative lookahead assertion, something like:
>
> $string="avenue 1, ave 1 both have av+e :-)";
> $words = preg_replace("#\\bave(?!nue)#", "avenue", $string);
That'll also make "average" into "avenuerage". A word-boundary assertion
should (admittedly, I didn't check) be fine on both sides: '#\bave\b#'.
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