php_demo/14错误和异常处理/06-错误控制运算符.php

<?php
    $link = @mysqli_connect("127.0.0.1", "my_user", "my_password", "my_db");

    //如果去掉@，会显示错误信息
    //Warning: mysqli_connect(): (HY000/1045): Access denied for user 'my_user'@'localhost' (using password: YES) in D:\code_software\xampp\htdocs\php_demo\14错误和异常处理\06-错误控制运算符.php on line 2
    //如果加上@，则不会显示

?>