#345 - Reverse Vowels of a String

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Problem Description

Write a function that takes a string as input and reverse only the vowels of a string.

Solution

/**
 * @param {string} s
 * @return {string}
 */
var reverseVowels = function(s) {
  const vowels = s.match(/[aeiou]/ig);
  return s.replace(/[aeiou]/ig, () => vowels.pop());
};