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function d_htmlspecialchars($string) { if(is_array($string)) { foreach($string as $key => $val) { $string[$key] = d_htmlspecialchars($val); }//开源代码phpfensi.com } else { $string = str_replace('&', '&', $string); $string = str_replace('"', '"', $string); $string = str_replace(''', ''', $string); $string = str_replace('<', '<', $string); $string = str_replace('>', '>', $string); $string = preg_replace('/&(#d;)/', '&1', $string); } return $string; }