7 kyu

Use map() to double the values in an array

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Description:

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Arrays
Functional Programming
Fundamentals

Stats:

CreatedJun 9, 2014
PublishedJun 9, 2014
Warriors Trained4201
Total Skips128
Total Code Submissions6227
Total Times Completed3693
JavaScript Completions3675
CoffeeScript Completions11
Total Stars24
% of votes with a positive feedback rating91% of 330
Total "Very Satisfied" Votes276
Total "Somewhat Satisfied" Votes47
Total "Not Satisfied" Votes7