[kbluhm]

Originally Posted by tempz

try this:

    $('*').contents().each(function() {
        if(this.nodeType == 8) {
            $(this).remove()
        }
    });

The OP specifically emphasized wanting a PHP solution.

This will strip all comments, but exclude thise that begin with <!--[

PHP Code:

$html = preg_replace( '/\<\!\-\-[^\[].*\-\-\>/Us', '', $html );