【JavaScript】将浮点数与整数分开

   function f(a, b) {
            if (a > Math.floor(a)) return 1;
            if (b > Math.floor(b)) return -1;
        }
        var a = [3.222, 1.234, 3, 2.1111, 5, 7, 6];
        a.sort(f);
        document.write(a);

3,5,7,6,3.222,1.234,2.1111