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


What is !=?

Simple question; What does =! mean in C#?

It means is NOT equal to.

Damien Watson
Damien Watson
27,419 Points

As Joseph stated, the '!' means NOT. So if '=' is equals, then '!=' is NOT equal. The exclamation is quite handy and can be used in other ways you'll learn about later.

@Joseph, put this in as an answer so it can be closed off. :)

1 Answer

It means is NOT equal to.