hinkphp 3.2.3 验证码Ajax验证

hinkphp 3.2.3 验证码Ajax验证
/**
*异步验证验证码
*/
public function checkVerify(){
if(!IS_AJAX) $this->error('非法请求');
$code = I('code');
$verify = new \Think\Verify();
if($verify->check($code)){
echo 1;
}else{
echo 0;
}
}

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