PHP mysqli_next_result() 函數(shù)

PHP MySQLi 參考手冊

執(zhí)行多個針對數(shù)據(jù)庫的查詢。請使用 mysqli_next_result() 函數(shù)來準備下一個結(jié)果集：

<?php 
// 假定數(shù)據(jù)庫用戶名：root，密碼：123456，數(shù)據(jù)庫：RUNOOB 
$con=mysqli_connect("localhost","root","123456","RUNOOB"); 
if (mysqli_connect_errno($con)) 
{ 
    echo "連接 MySQL 失敗: " . mysqli_connect_error(); 
} 

$sql = "SELECT name FROM websites ORDER BY alexa;";
$sql .= "SELECT app_name FROM apps";

// 執(zhí)行多個查詢
if (mysqli_multi_query($con,$sql))
{
    do
    {
        // 存儲第一個結(jié)果集
        if ($result=mysqli_store_result($con))
        {
            while ($row=mysqli_fetch_row($result))
            {
                printf("%s",$row[0]);
                echo "<br>";
            }
        }
    } while (mysqli_next_result($con));
}

mysqli_close($con);
?>

定義和用法

mysqli_next_result() 函數(shù)為 mysqli_multi_query() 準備下一個結(jié)果集。

語法

技術(shù)細節(jié)

PHP MySQLi 參考手冊