###### Difficulty: Intermediate

###### Category: Strings

## Title: Count Vowels

Given a variable string named word, e.g. 'Elephant', return the number of vowel letters (consider both uppercase and lowercase vowels). For this exercise we will consider the vowel letters to be A, E, I, O, and U.

Examples

- countVowels('base') → 2
- countVowels('code') → 2
- countVowels('Elephant') → 3

#### Hints

Hide Hint

JavaJavaScriptPython

#### Test Results

Hide Results

v0.9.9.033