In PHP 4, eval() returns NULL unless return() is called in the evaluated code, in which case the value passed to return() In PHP 4, eval() returns NULL unless return() is called in the evaluated code, in which case the value passed to return() is returned.
En PHP 4, eval() reoturne NULL sauf si return est appelée dans le code évalué, auquel cas la valeur passée à return est retournée.