jQuery扩展 模糊删除sessionStroage

 $.extend({
        removeStorageLike : function(name){   //模糊删除
            for(var k in sessionStorage){
                if(k.indexOf(name)>-1)
                    sessionStorage.removeItem(k);
            }
        }
    });
    sessionStorage['test_01'] = 'fff';//存入
    sessionStorage['test_02'] = 'fff22';//存入
    sessionStorage['past_03'] = 'ppp22';//存入
    console.log(sessionStorage['past_03']);
    $.removeStorageLike('past');
    console.log(sessionStorage['past_03']);