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Localization
Updated on Jan 20, 2026
The built-in localization mechanism in WPF allows you to localize the RadExpressionEditor control.
Here is a list of the supported languages:
- English
- German
- Spanish
- French
- Italian
- Dutch
- Turkish
Some of RadExpressionEditor`s localized resources:

To learn more about the ways to localize the RadControls please read the common topic on Localization.
Resource Keys
In order to be able to distinguish the resources within RadExpressionEditor, an unique identifier, called resource key, is assigned to each localizable string.
Below you can find a list of all of the Resources available and their default values:
| Key | Value |
|---|---|
| ExpressionEditor_Aggregate | Aggregate |
| ExpressionEditor_Constants | Constants |
| ExpressionEditor_DateTime | Date-time |
| ExpressionEditor_Fields | Fields |
| ExpressionEditor_Functions | Functions |
| ExpressionEditor_InsertTextCommand_Description | Insert text |
| ExpressionEditor_Logical | Logical |
| ExpressionEditor_Math | Math |
| ExpressionEditor_Operators | Operators |
| ExpressionEditor_Other | Other |
| ExpressionEditor_Text | Text |