關於蘋果手機中，微信瀏覽器下拉彈動的解決

/*ios微信瀏覽器上下滾動兼容性問題解決 end*/$(function () {//DOM文檔加載完執行    wxScrollSolve(document.querySelector('.MainCon'));});function wxScrollSolve(scrollWrapObj) {//Scrollobj要滾動的內容外部包裹的容器對象    if(scrollWrapObj==""||scrollWrapObj==undefined||scrollWrapObj==null){        return    }    var overscroll = function (el) {        el.addEventListener('touchstart', function () {            var top = el.scrollTop                , totalScroll = el.scrollHeight                , currentScroll = top + el.offsetHeight;            if (top === 0) {                el.scrollTop = 1;            } else if (currentScroll === totalScroll) {                el.scrollTop = top - 1;            }        });        el.addEventListener('touchmove', function (evt) {            if (el.offsetHeight < el.scrollHeight)                evt._isScroller = true;        })    };    overscroll(scrollWrapObj);    /*document.querySelector('.MainCon')*/    document.body.addEventListener('touchmove', function (evt) {        if (!evt._isScroller) {            evt.preventDefault();        }    });}/*ios微信瀏覽器上下滾動兼容性問題解決 end*/