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

Python

Posted by Shmuel Zilberman
Shmuel Zilberman
1,409 Points

index += 1?

what does index +=1 mean?

1 Answer

andren
andren
28,558 Points
andren
andren
28,558 Points

The += operator is a shorthand operator that adds the value on the right to the variable found on the left. In other words it performs the same action as doing this:

index = index + 1 # Set index equal to itself plus 1

So whatever value was stored in index will increase by 1.