小编Tom*_*Tom的帖子

我想在网站上使用此菜单移动设备. http://tympanus.net/codrops/2013/08/13/multi-level-push-menu/comment-page-8/#comment-466199

我有它工作,但一个ie11用户报告错误,我在控制台Uncaught TypeError中看到以下错误:无法读取属性'querySelectorAll'的nullmlPushMenu._init @ mlpushmenu.js:89mlPushMenu @ mlpushmenu.js:67(匿名函数) @(指数):1062

这是有问题的js文件的片段

function mlPushMenu( el, trigger, options ) {   
    this.el = el;
    this.trigger = trigger;
    this.options = extend( this.defaults, options );
    // support 3d transforms
    this.support = Modernizr.csstransforms3d;
    if( this.support ) {
        this._init();
    }
}

mlPushMenu.prototype = {
    defaults : {
        // overlap: there will be a gap between open levels
        // cover: the open levels will be on top of any previous open level
        type : 'overlap', // overlap || cover …