📅  最后修改于: 2022-03-11 15:04:25.890000             🧑  作者: Mango
var numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9];
function removeItems(arr, item) {
for ( var i = 0; i < item; i++ ) {
arr.pop();
}
}
removeItems(numbers, 2);