conditional (ternary) operator javascript more than two code example

Example 1: js ternary else if multi

var foo = (
  bar === 'a' ? 1 : // if 
  bar === 'b' ? 2 : // else if 
  bar === 'c' ? 3 : // else if
  null // else 
);

Example 2: multiple ternary operator javascript

var icon = (area == 1) ? icon1 : (area == 2) ? icon2 : icon0;