php实现XSS安全过滤的方法

本文实例讲述了php实现XSS安全过滤的方法。分享给大家供大家参考。具体如下： function remove_xss($val) { // remove all non-printable characters. CR(0a) and LF(0b) and TAB(9) are allowed // this prevents some character re-spacing such as <java> // note that you have to handle splits with \n, \r, and \t later since they *a