WOV Challenge Hints

#2 What do you need to google?

This is the second Hint that will help you to finish challenge indepedently. 

Hint #1
Hint #3

Details of the challenge here: 

[MAC] Wov Challenge - Count the vowels in a string

The prerequisite for the challenge here:

[MAC] Mini ABAP Course - 4 Lectures Inside

Organize your thinking: 

[MAC] WOV Checklist - Unstuck me

Let me know how are you doing with the challenge to tom@abapacademy.com :)