confidence68的专栏

function RemoveXSS($val) {    // remove all non-printable characters. CR(0a) and LF(0b) and TAB(9) are allowed    // this prevents some character re-spacing such as     // note that you have to

只要写一个方法就可以了。fangf

下面分享一个PHP制作的图片验证码案例：案例如下图：