Php universal global security filtering xss & anti-injection-PHP source code

Php universal global security filtering xss & amp; anti-injection php code

 $ Value) {if (! Is_array ($ value) {if (! Get_magic_quotes_gpc () // do not use addslashes () for characters escaped by magic_quotes_gpc to avoid double escaping. {$ Value = addslashes ($ value); // single quotation marks ('), double quotation marks ("), backslash (\), and NUL (NULL character) add backslash escape} $ arr [$ key] = htmlspecialchars ($ value, ENT_QUOTES); // &, ", ',>, <convert to html entity &, "', >,<} else {SafeFilter ($ arr [$ key]) ;}}}}?>