diff --git a/test.php b/test.php
index 05ad858..7329696 100644
--- a/test.php
+++ b/test.php
@@ -1 +1 @@
-<?php
/**
 * Created by PhpStorm.
 * User: chentao
 * Date: 2019/12/5
 * Time: 11:02 AM
 */

require "laboratory/php7_4.php";

class A {
    private $x = 1;
}

// PHP 7 之前版本定义闭包函数代码
$getXCB = function() {
    return $this->x;
};


// 闭包函数绑定到类 A 上
//$getX = $getXCB->bindTo(new A, 'A');
//echo $getX();
//print(PHP_EOL);


echo $getXCB->call(new A, 'A');



\ No newline at end of file
+<?php
/**
 * Created by PhpStorm.
 * User: chentao
 * Date: 2019/12/5
 * Time: 11:02 AM
 */

include_once 'autoload.php';

use Helper\Tools;
\ No newline at end of file