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December 10, 2015 06:18
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http://www.freecodecamp.com/duggiemitchell 's solution for Bonfire: Falsy Bouncer
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// Bonfire: Falsy Bouncer | |
// Author: @duggiemitchell | |
// Challenge: http://www.freecodecamp.com/challenges/bonfire-falsy-bouncer | |
// Learn to Code at Free Code Camp (www.freecodecamp.com) | |
function bouncer(arr) { | |
var falsyArr = []; | |
var trueArr = arr.filter(Boolean); | |
return (trueArr); | |
} | |
console.log(bouncer([7, "ate", "", false, 9])); |
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After spending an hour on this I find that
Boolean
constructor is also a function that returns eithertrue
for 'thruthy' andfalse
for 'falsy' argument. I just saved about 5 lines of code thanks @elado for your blog post simplifying what seemed at first more difficult.