Explore

EXPLORE THE CATALOGSupercharge your career with 700+ hands-on courses

View All Courses

Python

Java

JavaScript

React

Docker

Vue JS

Web Dev

DevOps

AWS

LEARNING TOOLSExplore the industry's most complete learning platform

CoursesLevel up your skills

Cloud LabsSetup-free practice with Cloud Services

Skill PathsAchieve learning goals

ProjectsBuild real-world applications

Mock InterviewsNewAI-Powered interviews

Personalized Interview PrepNewGet a custom roadmap tailored to your goals

AssessmentsBenchmark your skills

Personalized PathsGet the right resources for your goals

LEARN TO CODE

Check out our beginner friendly courses.

Pricing

For Business

Resources

...

Challenge 6: Lowercase to Uppercase

This challenge tests your knowledge of strings. Your task is to change the letter case of a string.

We'll cover the following...

Press + to interact

Challenge 6: Lowercase to Uppercase