MySQL 连接数据库-操作

<?php    $ne=$_POST['name//姓名 $em=$_POST['email」；//邮箱 $sje=$_POST['subject'];//主题 $me=$_POST['message信息  $ne=1;//姓名 $em=2;//邮箱 $sje=3;//主题 $me=4;//信息  //$link = mysqli_connect( //    'localhost',    /* The host to connect to 连接MySQL地址 */ //    'root',         /* The user to connect as 连接MySQL用户名 */ //    'root',       /* The password to use 连接MySQL密码 */ //    'test');    /* The default database to query 连接数据库名称*/   $link = mysqli_connect(     '114.116.5.32',    /* The host to connect to 连接MySQL地址 */     'root',         /* The user to connect as 连接MySQL用户名 */     '',       /* The password to use 连接MySQL密码 */     'test');  if (!$link)  {     printf("Can't connect to MySQL Server. Errorcode: %s ", mysqli_connect_error());     exit; } else  {     echo (数据库已连接！')."<br/>";   /* Close the connection 关闭连接*/ } $sql="INSERT INTO person (name,email,subject,message) VALUES ('$ne','$em','$sje','$me')"; //var_dump($sql);die;   //var_dump($link);die;  //$result = mysqli_query($link,$sql);  for($i =1; $i < 457; $i  ){     $result = $link->query($sql);  } //$result = $link->query($sql);  var_dump($result);die; if($result){     echo "提交成功"; }else{     echo "提交失败";} mysqli_query($link,'set names utf8');    ////解决中文乱码问题 /* Close the connection 关闭连接*/ mysqli_close($link);   die;