8 kyu

Simple validation of a username with regex

1799392% of 1,2598,325 of 12,465daymos
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Fundamentals
Regular Expressions
Declarative Programming
Advanced Language Features
Strings
Validation
Algorithms

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Stats:

CreatedJan 23, 2016
PublishedJan 23, 2016
Warriors Trained17059
Total Skips217
Total Code Submissions49638
Total Times Completed12465
JavaScript Completions8325
CoffeeScript Completions31
Python Completions2523
Ruby Completions512
C# Completions522
Elixir Completions98
Java Completions613
Total Stars179
% of votes with a positive feedback rating92% of 1259
Total "Very Satisfied" Votes1087
Total "Somewhat Satisfied" Votes152
Total "Not Satisfied" Votes20