/*
// 如下是initStorageEvent()方法参数,其中两个参数我默认写成false了,一般都不用改动
initStorageEvent(eventType, false, false, keyArg, oldValueArg, newValueArg, urlArg, storageAreaArg);
*/ var myStorage = {
  setItem : function(k,v){    // 此处可以理解为在原来的方法上添加了监听,此处的
  var evn = document.createEvent("StorageEvent");
  evn.initStorageEvent('logSetItemEvent', false, false, k, localStorage.getItem(k), v, "", "");
  window.dispatchEvent(evn);
  localStorage.setItem(k,v);
   },
  removeItem : function(k){
   
  var evn = document.createEvent("StorageEvent");
  evn.initStorageEvent('logRemoveItemEvent', false, false, k, localStorage.getItem(k), null, "", "");
  window.dispatchEvent(evn);
   localStorage.removeItem(k);
   }
   };   // 此处的e就是上面var的evn,开始给window绑定方法
  window.addEventListener("logSetItemEvent",function(e){
  console.log(e);
  },false);    window.addEventListener("logRemoveItemEvent",function(){
  console.log("xxxxxxxxxx");
  },false);   myStorage.setItem("name","LiuYashion")
  myStorage.removeItem("name")
04-25 05:53