Visual Studio 2010 Locals Window Red Font

Question

One of my Debug.Assert() fails so I get a window with the call stack and I click Retry. At this point, in the Locals window, certain rows have red text instead of black text in the Value column. What does this mean?

Popcorn

Answer 1

That means those variables were updated by the previous operation. That operation might be a line of code executing, or it might be you manually changing the value as detailed in the blog referenced by @CharithJ's answer.

Creaky

You will see this same behavior in the locals window and in any pinned data tips, as well. – Thai

Answer 2

Here is an explaination.

In this case, I will change "d" to another value:

The changed value will turn red afterward to indicate it has been modified:

Choric

Answer 3

A row that has turned red means that the value for that expression has been modified since the last time it was evaluated.

Held

Answer 4

For those wondering what the string is called to edit the colour of the Changed value text, it can be found under Locals Window → Changed value → Foreground.

Doubtless