合并和排序

合并和排序.js

var a = [1, 2, 45, 88];
var b = [3, 7, 8];

var flag = 0;

for (let i = 0; i < b.length; i++) {
    if (b[i] <= a[flag] || flag > a.length) {
        a.splice(flag, 0, b[i]);
    } else {
        i--;
    }
    flag++;
}

console.log(a);