# Rename Dialog Box

Rename Refactoring allows you to safely rename a PHP element across all files in an application. For safety, you are required to preview and approve all the changes in the Refactoring window.

Element | Description
--- | ---
New Name | Type the new name.
Rename Also File With the Declaration | If selected, the file name is also renamed.
Use Lower Cases for a File Name | If selected, the name of the renamed file is in lower case characters.
Preview | Click to preview the changes in the Refactoring window. The Refactoring window opens automatically when you click Preview.

Related Topics

Developing Applications with NetBeans IDE,

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