>>>>> "Matteo" == Matteo Beccati <php@xxxxxxxxxxx> writes: Matteo> https://wiki.php.net/rfc/pdo_escape_placeholders Matteo> One question that I'm supposed to answer now is: is there any Matteo> known usage in the wild of some custom "??" operator that would Matteo> require funny escaping like "????"? I don't recall seeing a ?? operator in the wild, but it is a perfectly legal operator name and you should assume that it exists somewhere. -- Andrew (irc:RhodiumToad)