php连接mysql时报错The mysql extension is deprecated and will be removed in the future

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首先
可以成功连接，但是会报错， The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead。。。
如下：
意思很明显了啊，mysql_connect在将来的php版本会被废弃，让你用 mysqli 或者PDO代替!把你把连接数据库的代码换成
$link = mysqli_connect(‘localhost’, ‘user’, ‘password’, ‘dbname’);