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.

JavaScript JavaScript and the DOM (Retiring) Getting a Handle on the DOM Select All Elements of a Particular Type

Why += instead of ++ to increment by 1

Is there a reason the teachers use += to iterate a loop instead of ++ to increment by 1? Is it just preference or is there a good reason?

An example: for(let i = 0; i < 3; i += 1) instead of for(let i = 0; i < 3; i++)

Cool. Thanks for the reply.

1 Answer

Carl Evison
Carl Evison
2,656 Points

I think it's because it's easier for beginners to understand.

In their personal projects and work they'll most likely use ++