SOURCE

var j = 0;
var zlx = 0;
var arr = []
for(var i = 60000;i>0;){
    j++;
    var z = 1700;
    if(i<z){
        i -= i;
        z = i;
    } else {
        i -= z;
    }
    var lx = i*0.0038;
    zlx += lx;
    arr.push({
      i,xh:lx+z,j
    })
}
console.log('总利息',zlx);
console.log(arr);