Visual Basic Reference
Returns or sets an associated context number for an object. Use to provide context-sensitive Help for your application using the What's This pop-up in Help for 32-bit Windows operating systems.
object.WhatsThisHelpID [= number]
The WhatsThisHelpID property syntax has these parts:
|object||An object expression that evaluates to an object in the Applies To list.|
|number||A numeric expression specifying a Help context number, as described in Settings.|
The settings for number are:
|0||(Default) No context number specified.|
|>0||An integer specifying the valid context number for the What's This topic associated with the object.|
Thirty-twobit Windows operating systems use the What's This button in the upper-right corner of the window to start Windows Help and load a topic identified by the WhatsThisHelpID property.