freeCodeCamp Challenge Guide: Check for All or None

Guide
1

Check for All or None

Problem Explanation

In this challenge, you are asked to change the regex so that it defines the existence of the letter u, resulting in the acceptance of both American and British versions of the word favourite/favorite.

Hints

Hint 1

The variable favWord already contains the American version — favorite. Does the regular expression in favRegex also match the British version?

Hint 2

Have you used the question mark, ? symbol, if so, have you placed it in the correct position?

Solutions

Solution 1 (Click to Show/Hide) 
let favWord = "favorite";
let favRegex = /favou?rite/; // Change this line
let result = favRegex.test(favWord);
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