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<?php $strings[] = '<p> Test string<br> </p> <p> <br> </p> <p> <br> </p>'; foreach($strings as $string){ // \s* matches any number of whitespace characters (" ", \t, \n, etc) // (?:...)+ matches one or more (without capturing the group) // $ forces match to only be made at the end of the string $string = preg_replace("/(?:<p>\s*(?:<br>\s*)+<\/p>\s*)+$/", "", $string); echo $string."\n---\n"; }
Output for git.master, git.master_jit, rfc.property-hooks
<p> Test string<br> </p> ---

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