PHP 中的 mysqli get server info函数

mysqli get server info - 语法

mysqli_get_server_info(connection);

它返回MySQL服务器版本信息。

mysqli get server info - 返回值

它返回一个表示服务器版本的整数

mysqli get server info - 示例

<?php
   $connection_mysql=mysqli_connect("localhost","user","password","db");
   
   if (mysqli_connect_errno($connection_mysql)){
      echo "Failed to connect to MySQL: " . mysqli_connect_error();
   }
   echo mysqli_get_server_info($connection_mysql);
   
   mysqli_close($connection_mysql);
?>