Why it's different?
    echo date("w",strtotime(date("Y-m-d")));
    echo date("w",strtotime(date("Y年m月d日")));


Save it as utf8.You'll see the second is bigger than the first one.
Why it's different?
===

    echo date("w",strtotime(date("Y-m-d")));
    echo date("w",strtotime(date("Y年m月d日")));


Save it as utf8.You'll see the second is bigger than the first one.