isNull

From Bohemia Interactive Community
Revision as of 16:50, 5 September 2014 by Ffur2007slx2 5 (talk | contribs) (→‎undo revision by Pierre MGI: Hallo Pierre, regarding your note, you're doubting the return value of taskDestination once task was changed to taskNull. It just return nothing currently. isNull still works well on task identity, note should be redirected)
Jump to navigation Jump to search
Hover & click on the images for description

Description

Description:
Checks whether the tested item is Null.
Which null type the item has to be equal to depends on the type of object tested:
Note: A test via == does not work, because, for example, objNull is not equal to anything, not even to itself.
Groups:
Uncategorised

Syntax

Syntax:
isNull obj
Parameters:
obj: Object, Control, Display, Group (or Location, Task since ARMA 2)
Return Value:
Boolean

Examples

Example 1:
if (isNull obj) then {hint "doesn't exist";};

Additional Information

See also:
controlNulldisplayNullgrpNulllocationNullobjNulltaskNullteamMemberNull

Notes

Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
Only post proven facts here! Add Note

Notes

Bottom Section