Welcome to the Treehouse Community

The Treehouse Community is a meeting place for developers, designers, and programmers of all backgrounds and skill levels to get support. Collaborate here on code errors or bugs that you need feedback on, or asking for an extra set of eyes on your latest project. Join thousands of Treehouse students and alumni in the community today. (Note: Only Treehouse students can comment or ask questions, but non-students are welcome to browse our conversations.)

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and a supportive community. Start your free trial today.

iOS Object-Oriented Swift Complex Data Structures Methods

Xcode (version 11.4.1) doesn't show any information when I hover over in playground. I'm holding down option key.

Xcode (version 11.4.1) doesn't show any information when I hover over in playground. I'm holding down option key and I'm seeing a "?" but it doesn't provide any info. Am I doing something wrong?

1 Answer

Michael Hulet
MOD
Michael Hulet
Treehouse Moderator 47,822 Points

You also need to click on the symbol while holding down the Option key to get the documentation popup window for that symbol