Sorting a set of objects by a user's preference

Question

Given a set of n objects in no specific order (n = 5 in this example):

{
    apple,
    orange,
    banana,
    cherry,
    cabbage
}
         


        

Answer 1

You can use sort:

var sorted = "cherry,cabbage,orange,apple,banana".split(",").sort(function(a,b) {
  return prompt([
    "If you prefer " + a + ", enter -1",
    "If you prefer " + b + ", enter 1",
    "If you don't mind , enter 0"
  ].join("\n"));
});