示例#1
0
<?php

class Valid
{
    function reb($string)
    {
        return $string;
    }
}
class Valid2
{
    function reb($string)
    {
        return $string + "2";
    }
}
$valid = new Valid();
$valid2 = new Valid2();
$valid->reb("salut");
示例#2
0
<?php 
class Valid
{
    function reb($string)
    {
        return $string;
    }
}
$valid = new Valid();
$vars = "default";
if (isset($_GET['vars'])) {
    $vars = $_GET['vars'];
}
$b = $_GET['vars'];
echo $_GET['vars'];
$vars2 = array();
$c = 0;
$a = $c;
$vars2[0] = htmlentities($vars, ENT_QUOTES, 'UTF-8');
$vars2[1] = $valid->reb($vars);
echo $vars2[0];
system($vars);
for ($i = 0; $i < 5; $i++) {
    echo $vars2[$i];
}