http://www.freecodecamp.com/mattnwa 's solution for Bonfire: Falsy Bouncer

bonfire-falsy-bouncer.js

// Bonfire: Falsy Bouncer
// Author: @mattnwa
// Challenge: http://www.freecodecamp.com/challenges/bonfire-falsy-bouncer
// Learn to Code at Free Code Camp (www.freecodecamp.com)

function bouncer(arr) {
  // Don't show a false ID to this bouncer.
  return arr.filter(Boolean);
}

bouncer([7, "ate", "", false, 9]);