js屏蔽手机物理后退键

    //屏蔽物理后退键
    $(document).ready(function() {
        if (window.history && window.history.pushState) {
                $(window).on('popstate', function () {
                window.history.pushState('forward', null, '#');
                window.history.forward(1);
                });
            }
                window.history.pushState('forward', null, '#'); //在IE中必须得有这两行
                window.history.forward(1);
    });