php教程 数据库教程连接方法

/* database config */ $db_host  = 'localhost'; $db_user  = 'root'; $db_pass  = '123'; $db_database = 'todo'; /* end config */ $link = @mysql教程_connect($db_host,$db_user,$db_pass) or die('unable to establish a db connection'); mysql_set_charset('utf8'); mysql_select_db($db_database,$link);

//数据库连接代码二

error_reporting(e_all ^ e_notice);

$db_host = '';
$db_user = '';
$db_pass = '';
$db_name = '';

@$mysqli = new mysqli($db_host, $db_user, $db_pass, $db_name);

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if (mysqli_connect_errno()) {
 die('

could not connect to the database

please try again after a few moments.

');
}

$mysqli->set_charset("utf8");

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