PHP 中的 mysqli more results函数

mysqli more results - 语法

bool mysqli_more_results ( mysqli $link );

此函数检查多个查询是否有更多输出。

mysqli more results - 返回值

成功时返回TRUE，失败时返回FALSE。

mysqli more results - 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();
   }
   
   $sql="SELECT Lastname FROM Persons;SELECT Country FROM Customers";
   
   mysqli_multi_query($connection_mysql,$sql);
   printf("%s\n",mysqli_more_results($connection_mysql));  
   
   mysqli_close($connection_mysql);
?>