[英]MYSQL Database connection for php
我將我的網站數據庫與php mysql_connect一起使用,但是我的托管服務提供商說我需要使用mysqli_connect。
當我編輯連接文件並更新更改方法時,它不適用於mysqli。
當前正在使用此代碼:
MSQL方法:
$con=mysql_connect("localhost","username","password");
mysql_select_db("databasename");
對於mysqli,我正在使用此代碼,但失敗
MYSQLI方法:
$con = mysqli_connect("localhost","my_user","my_password","my_db");
請幫忙。 為什么mysqli不起作用? 我的方法錯了嗎?
嘗試這個:
示例(MySQLi面向對象)
<?php
$servername = "localhost";
$username = "username";
$password = "password";
` $dbname = "myDB";
// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
die("Connection failed: " . $conn->connect_error);
}
echo "Connected successfully";
?>
示例(MySQLi程序)
<?php
$servername = "localhost";
$username = "username";
$password = "password";
$dbname = "myDB";
// Create connection
$conn = mysqli_connect($servername, $username, $password, $dbname);
// Check connection
if (!$conn) {
die("Connection failed: " . mysqli_connect_error());
}
echo "Connected successfully";
?>
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