Map data structure & ES6 map object - Beau teaches JavaScript

Maps are data structures that store key-value pairs. See how they work and learn about the ES6 map object.

💻 Code: http://codepen.io/beaucarnes/pen/jBjo...

🔗 Info: https://developer.mozilla.org/en-US/d...

🐦 Beau Carnes on Twitter:   / carnesbeau  

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