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

C# C# Objects Encapsulation and Arrays Ternary If

Benson Gathee
PLUS
Benson Gathee
Courses Plus Student 1,280 Points

Hey, what's wrong with my code?

Hey, what's wrong with my code?

CodeChallenge.cs
int value = -1;
string textColor = null;

value < 0 ? textColor = "red" : textColor = "green";

instead of making textcolor = null, make it undefined string textColor;

1 Answer

Steven Parker
Steven Parker
231,198 Points

The ternary isn't intended to control statement execution. So instead of putting assignment statements inside it, use it to determine the value for an assignment. The typical usage would look something like this:

variable = (conditional expression) ? value_if_true : value_if_false;
Benson Gathee
Benson Gathee
Courses Plus Student 1,280 Points

textColor = value < 0 ? "red" : "green";

In this case, it should be this,

Thank you