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WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
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WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Used to find out whether a property exists on a control or on a class instance.
Versions 21 and later
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Versions 22 and later
Android Widget This function is now available in Android Widget mode.
Android This function is now available for the Android applications.
WINDEVJava This function is now available for the Java applications.
WEBDEV - Server codePHP This function is now available for the PHP sites.
New in version 22
Android Widget This function is now available in Android Widget mode.
Android This function is now available for the Android applications.
WINDEVJava This function is now available for the Java applications.
WEBDEV - Server codePHP This function is now available for the PHP sites.
Android Widget This function is now available in Android Widget mode.
Android This function is now available for the Android applications.
WINDEVJava This function is now available for the Java applications.
WEBDEV - Server codePHP This function is now available for the PHP sites.
Example
PROCÉDURE ChangeCaption(ControlName, NewCaption)

IF PropertyExist(ControlName, "Caption") THEN
ControlName..Caption = NewCaption
END
Syntax
<Result> = PropertyExist(<Element> , <Property Name>)
<Result>: Boolean
  • True if the property exists,
  • False otherwise.
<Element>: Character string (with or without quotes) or class
Name of the control or name of the class instance to use.
  • If this parameter corresponds to the name of a control, the property is sought among the standard properties of WLanguage.
  • If this parameter corresponds to a Class variable, the property is sought among the properties defined for the class.
PHP This parameter must necessarily correspond to the name of the control.
<Property Name>: Character string (with quotes)
Name of the property whose existence must be checked.
Components
WINDEVWEBDEV - Server codeReports and Queries wd230vm.dll
Java wd230java.jar
Linux wd230vm.so
Android wd230android.jar
Minimum required version
  • Version 18
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