PHP security filter function code_PHP tutorial

Copy code The code is as follows:

//Safe filter input [jb]
function check_str($string, $isurl = false )
{
$string = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]/','',$string);
$string = str_replace(array ("



http://www.bkjia.com/PHPjc/323392.html

www.bkjia.com

true

http: //www.bkjia.com/PHPjc/323392.html

TechArticleCopy the code The code is as follows: //Secure filter input [jb] function check_str($string, $isurl = false) { $string = preg_replace('/[\x00-\x08\x0B\x0C\x0E-\x1F]/','',$string); $string...