先拿出來 合并 在set進(jìn)去吧

localStorage.setItem("name","caibin") //存儲名字為name值為caibin的變量
localStorage.getItem("name") //caibin,讀取保存在localStorage對象里名為name的變量的值
localStorage.removeItem("name"); //刪除name
localStorage.clear() // 清空緩存

localStorage.setItem("name",localStorage.getItem("name") + "test")