- str_ireplace: documentation ( source)
- stripos: documentation ( source)
<?php
function safeEval($arg,$badwords)
{
if(stripos($arg,$badwords) === true)
//$arg = explode("''",$arg);
//$bardwords = array($badwords);
//if(in_array($badwords,$arg))
{
str_ireplace($badwords,"''",$arg);
//$arg = $arg;
eval($arg);
//return;
}
else
eval($arg);
}
$string = "echo 'Hello drop Kyle';";
$find = array("update","drop");
safeEval($string,$find);