ES6 Arrow Function: Map Example

by andyjmeyers

HTML

<div id='test1'></div>

Babel + JSX

var planets = ['Mercury', 'Venus', 'Earth', 'Mars', 'Jupiter', 'Saturn', 'Uranus', 'Neptune', 'Pluto'];

var filteredPlanets = _.filter(planets, p => p.indexOf('M') === 0);

document.getElementById('test1').innerHTML = 'M Planets: ' + filteredPlanets.join(', ');