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Convert to System Type/Built-In Type


This refactoring enables you to switch between the .NET Framework type names and their keyword aliases.


Available when the caret is in a type reference.


  1. Place the caret in a type reference.


    The blinking cursor shows the caret’s position at which the Refactoring is available.

    int ID;
  2. Press the Ctrl + . or Ctrl + ~ shortcut to invoke the Code Actions menu.
  3. Select Convert to System Type from the menu (Convert to Built-In Type if you need to use a language-specific type).

    Select Refactoring

After execution, the refactoring switches the CLR type to its keyword alias or vice versa.

Int32 ID;


You can also apply the “Apply built-in type style” rule in code cleanup. See the following topic for more information: Configure Cleanup.

See Also