export const useArray = (array: T[]) => {
// hello，请把作业写在这里吧，写完记得再对照作业要求检查一下
const [value, setValue] = useState(array)
const clear = () => {
setValue([])
}
const removeIndex = (index: number) => {
if (index >= value.length) return
const newValue = […value.slice(0, index), …value.slice(index + 1)]
setValue(newValue)
}
const add = (object: T) => {
setValue([…value, object])
}
return { value, clear, removeIndex, add }
}