PDO连接数据库MySql
<?php
/**
* 连接数据库
*/
//PDO连接数据库的格式：PDO($dsn,$user,$pass);
//dsn = mysql:host=localhost;dbname=$dbName;charset=utf8;
$type = 'mysql'; //数据库类型
$user = 'root'; //用户名和密码
$pass = 'root1';
$dbName = 'php_edu';//数据库名
$charset = 'utf8'; //字符编码集
$host = '127.0.0.1';
$dsn = $type.':host='.$host.';dbname='.$dbName.';charset='.$charset;
echo $dsn.'<br>';//测试是否连接正确
try{
$pdo = new PDO($dsn,$user,$pass);
}catch(PDOException $e){
echo '连接失败'.$e->getMessage();
}