Remove Discard Variable

• Aug 19, 2021

Removes a discard variable that serves no purpose in code.

Availability

Available when the cursor is in a discard variable.

How to Use

1. Place the caret in a discard variable (_).

   C#

   class RemoveDiscardVariable {
       string GetMethodName(ISymbol symbol) {
           if (symbol is IMethodSymbol _) {
               return symbol.Name;
           }
           return null;
       }
   }
   

2. Press the Ctrl + . or Ctrl + ~ shortcut to invoke the Code Actions menu.

   

3. Select Remove Discard Variable from the menu.

After execution, the Refactoring removes the discard variable.

C#

class RemoveDiscardVariable {
    string GetMethodName(ISymbol symbol) {
        if (symbol is IMethodSymbol) {
            return symbol.Name;
        }
        return null;
    }
}