PHP filter unsafe html program_PHP tutorial

php filter html php filter html code filter html asp filter html filter html code filter html tag asp filter html code

function uh($str)
{

$tarr = array(
" ",
" "\1\2",
);

$farr = array(
"/s+/", "/s+/", "/s+/" //Filter excess whitespace
"/<(/?)(script|i?frame|style|html|body|title|link|meta|?|%)([^>]*?)>/isU", //Filter < ;script and other code that may introduce malicious content or maliciously change the display layout. If you don’t need to insert flash, etc., you can also add