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Help / WLanguage / WLanguage properties / Properties associated with windows, pages and controls
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Stored procedures
The Extra property is used to:
  • Get additional information about a control, window, or page.
  • Edit additional information of a control, window or page.
Additional information is intended for developers and can only be manipulated programmatically.
This property can be used to store advanced information without affecting the execution of the application. For example, it is possible to store a value of any type, an array, etc. It is also possible to add members to the Extra property.
WEBDEV - Browser code In a browser code, the Extra property only returns additional information about a control or page. This property is available:
  • on kbCard variables.
  • New in version 2024
    on all types of controls.
  • on pages..
Example
WINDEVWEBDEV - Server codeAndroidAndroid Widget iPhone/iPadIOS Widget
EDT_Text.Extra.PreviousValue = EDT_City
EDT_Text.Extra.DateModified = DateSys()
WINDEVWEBDEV - Server codeAndroidAndroid Widget iPhone/iPadIOS Widget
MyControl.Extra = Value
MyControl.Extra.Member = Value
MyControl.Extra["Member"] = Value
Syntax

Getting additional information about an element (control, window, page, etc.) Hide the details

<Information> = <Element used>.Extra
<Information>: Type of information
Information associated with the specified element.
<Element used>: Control, window or page name
Name of the element (control, window or page) to be used.

Editing additional information of an element (control, window, page, etc.) Hide the details

<Element used>.Extra = <New information>
<Element used>: Control, window or page name
Name of the element (control, window or page) to be used.
<New information>: Type of information
Information associated with the specified element.
Minimum version required
  • Version 28
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Last update: 12/18/2023

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