var Cache={
type:'session',
setType:function(){
if(this.type == 'session'){
return window.sessionStorage;
}
if(this.type == 'local'){
return window.localStorage;
}
console.log('类型错误!');
},
set:function($key,$value){
this.setType().setItem($key,$value);
},
get:function($key){
return this.setType().getItem($key)
}
}