What is the purpose of a return statement in a function?

What is the purpose of a return statement in a function?

2) Consider the following code snippet :

function constfuncs()
  {
     var funcs = [];
     for(var i = 0; i < 10; i++)
         funcs[i] = function()
 {
 return i;
 };
     return funcs; }
 var funcs = constfuncs();
 funcs[5]()

3) If you have a function f and an object o, you can define a method named m of o with

4) Consider the following code snippet :

 var c = counter(), d = counter();
  c.count()
 d.count()
  c.reset()
  c.count()
  d.count()

5) Consider the following code snippet

function printprops(o)
  {
     for(var p in o)
       console.log(p + ": " + o[p] + "\n");
 }