📅  最后修改于: 2022-03-11 15:02:38.660000             🧑  作者: Mango
var a = [5],
count = 5;
var missing = new Array();
for (var i = 1; i <= count; i++) {
if (a.indexOf(i) == -1) {
missing.push(i);
}
}
console.log(missing); // to check the result.