keycode 13 is for which key

Which is the key on the keyboard having the keycode as 13?

switch(key) {
  case 37: 
    $.keynav.goLeft();
    break;
  case 38: 
    $.keynav.goUp();
    break;
  case 39: 
    $.keynav.goRight();
    break;
  case 40: 
    $.keynav.goDown();
    break;
  case 13: 
    $.keynav.activate();
    break;
}

Solution 1:

It's the Return or Enter key on keyboard.

Solution 2:

That would be the Enter key.

Solution 3:

Check an ASCII table.

It stands for CR, or Carriage Return, AKA the Return key.

Solution 4:

Keycode 13 is the Enter key

Which keycode for escape key with jQuery

Solution 5:

The Enter key should have the keycode 13. Is it not working?