Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

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

Posted by coryp2
coryp2
5,315 Points

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++)

coryp2
coryp2
5,315 Points

Cool. Thanks for the reply.

1 Answer

Carl Evison
Carl Evison
2,656 Points
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 ++