> can I do the same with regular expression??

no, Why a regex *really* isn't good enough for HTML and XML, even for "simple" tasks

here at the monastery only tybalt89 owns a special permission to deal with HTML or XML using regular expressions

L*

There are no rules, there are no thumbs..
Reinvent the wheel, then learn The Wheel; may be one day you reinvent one of THE WHEELS.

In reply to Re^3: Replace empty alt tag on <img> tag -- dont use a regex by Discipulus
in thread Replace empty alt tag on <img> tag by vlearner

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