/ 链接数据库
$_mysqli = new mysqli();
$_mysqli->connect(‘localhost‘,‘root‘,‘password‘,‘cms‘);
if (mysqli_connect_errno())
{
echo ‘error:‘.mysqli_connect_errno();
exit();
}
// 初始化
$_mysqli->set_charset("utf8");
原文：http://www.cnblogs.com/faeriesoft/p/3984883.html