how to remove a tag and its contents using regular expression?

Question

$str = \'some text tag contents more text \';

My questions are: How to retrieve content tag contents which is between

Answer 1

If MY_TAG can not be nested, try this to get the matches:

preg_match_all('/(.*?)<\/MY_TAG>/s', $str, $matches)

And to remove them, use preg_replace instead.