//监听微信返回
pushHistory();
function pushHistory() {
var state = {
title: "title",
url: "#"
};
window.history.pushState(state, "title", "#");
}
window.addEventListener("popstate", function (e) {
$.confirm("是否退出该页面,退出后内容将会清空!", "", function () {
wx.closeWindow();
}, function () {
});
}, false);