The Inline Variable refactoring replaces all occurrences of the selected variable with its initializer.
Not relevant: ASP.NET, XAML, HTML
To inline a variable
Position the caret over the variable you want to inline.
Press Alt+Insert. From the pop-up menu select Inline Variable.
A variable cannot be inlined if it is modified after initialization.
To inline a variable you can also navigate on the main menu. Choose JustCode | Refactor | Inline Variable, or just press Ctrl+R, Ctrl+I