$arr = $_POST;
echo $arr['code']."<br>";
echo md5($arr['code'])."<br>";
dump($_SESSION);

------------------------------------------------------------
输出结果：
2sei
3a4119378ed67259d83ad50b88970e8d
array(1) {
["d2d977c58444271d9c780187e93f80e5"] => array(2) {
["verify_code"] => string(32) "4bbdacbae21c2bcd1837769a661f57c5"
["verify_time"] => int(1433756406)
}


为什么不一样！！确实不明白！！来个人帮帮忙！！
}