# Parameters page

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Parameters Page for the Change Method Signature Refactoring Command

- Select one or more parameters and use the Up and Down buttons to reorder the parameters (you can see a signature preview below the parameter list)
- Use the Add button to add a parameter; you can then edit its type, name and default value in the table
- Press Preview to see the preview or OK to perform the refactoring without seeing the preview

This refactoring changes the signature of the selected method and all methods that override it.
Also, all references will be updated to use the signature.

Related Topics:

- See Refactoring without Preview
- See Refactoring with Preview