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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, $db_name);
if (mysqli_connect_errno()) {
die('could not connect to the database
please try again after a few moments.
');
}$mysqli->set_charset("utf8");