如何连接mysql连接? “它产生错误". [英] how to connect mysql connection? "it produce error"

问题描述

 <?php 
// 连接到数据库
$ con = mysqli_connect(" ，"  root"， "， " )；
// 检查连接
如果(mysqli_connect_errno())
{
 echo  "  .mysqli_connect_error();
}
?>  

解决方案

con = mysqli_connect( localhost"， root "， "， 测试")； // 检查连接 如果(mysqli_connect_errno()) { echo " .mysqli_connect_error(); } ?>

将mysqli_connect 替换为mysql_connect

<?php
//Connect To DB
$con=mysqli_connect("localhost","root","","test");
//Check The Connection
if(mysqli_connect_errno())
{
echo"Failed To Connect To Mysql: ".mysqli_connect_error();
}
?>

解决方案

con=mysqli_connect("localhost","root","","test"); //Check The Connection if(mysqli_connect_errno()) { echo"Failed To Connect To Mysql: ".mysqli_connect_error(); } ?>

replace mysqli_connect with mysql_connect

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