- strripos: documentation ( source)
<?php
$contenu_avant = " \n /* */ function truc( ";
echo strripos($contenu_avant, "//") .">". strripos($contenu_avant, chr(10));
echo "***".strripos($contenu_avant, "//")."***";
if ((strripos($contenu_avant, "/*") !== FALSE && strripos($contenu_avant, "/*") > strripos($contenu_avant, "*/")) ||
(strripos($contenu_avant, "//") !== FALSE && strripos($contenu_avant, "//") > strripos($contenu_avant, chr(10))))
echo "en commentaire !";
else
echo "ok";