求大佬指点哈！JS如何将localStorage中所有包含某个关键词的数据删除求大佬指点！

Question

比如localStorage中如下：page1u-key2u-key3key4请问JS中如何删除其中key名中包含u-的储存数据？

Answer 1

Object.keys(localStorage).forEach(item=>item.indexOf('u-')!=-1?localStorage.removeItem(item):'')
                            

Answer 2

先遍历localStoragefor(vari=0;i//localStorage.key(i)
//拿到所有含u-的key
}然后删除localStroage.removeItem(key)