PC SOFT

ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Home | Sign in | English EN
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadIOS WidgetApple WatchMac CatalystUniversal Windows 10 App
Others
Stored procedures
Used to find out whether a property exists on a control or on a class instance.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Versions 22 and later
WINDEVJava This function is now available for Java applications.
New in version 22
WINDEVJava This function is now available for Java applications.
WINDEVJava This function is now available for Java applications.
Example
PROCEDURE ChangeCaption(ControlName, NewCaption)
 
IF PropertyExist(ControlName, "Caption") THEN
ControlName.Caption = NewCaption
END
Syntax
<Result> = PropertyExist(<Element> , <Property>)
<Result>: Boolean
  • True if the property exists,
  • False otherwise.
<Element>: Character string 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 searched among the standard WLanguage properties.
  • If this parameter corresponds to a Class variable, the property is searched among the properties defined for the class.
<Property>: Character string
Name of the property whose existence must be checked.
Component: wd270vm.dll
Minimum version required
  • Version 18
This page is also available for…
Comments
Click [Add] to post a comment