3.2.3验证码有错，隐藏index.php后用不了，求助
// 验证码生成
public function verify(){
$Verify = new \Think\Verify();
$Verify->fontSize = 28;
$Verify->length = 4;
$Verify->useNoise = false;
$Verify->entry(1);
}

<img class="verifyimg reloadverify" alt="验证码" src="{:U('verify')}" title="点击刷新"/>