controlNull: Difference between revisions

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m (Text replacement - "<code>([^ ]*)\[\[([a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>")
m (Text replacement - "<code>([^ ]*)\[\[([a-zA-Z0-9_]+)\]\]([^ ]*)<\/code>" to "<code>$1$2$3</code>")
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|r1= [[Control]]
|r1= [[Control]]


|x1= <code>if (_myCtrl isEqualTo [[controllNull]]) [[then]] { [[hint]] "_myCtrl is null!"; };</code>
|x1= <code>if (_myCtrl isEqualTo controllNull) [[then]] { [[hint]] "_myCtrl is null!"; };</code>


|x2= <code>[[controlNull]] == [[controlNull]]; {{cc|returns [[false]]}}
|x2= <code>[[controlNull]] == [[controlNull]]; {{cc|returns [[false]]}}

Revision as of 12:02, 12 May 2022

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Hover & click on the images for description

Description

Description:
A non-existing Control. To compare non-existent objects use isNull or isEqualTo (see examples).
Groups:
GUI Control

Syntax

Syntax:
controlNull
Return Value:
Control

Examples

Example 1:
if (_myCtrl isEqualTo controllNull) then { hint "_myCtrl is null!"; };
Example 2:
controlNull == controlNull; // returns false isNull controlNull; // returns true controlNull isEqualTo controlNull; // returns true
Example 3:
str controlNull; // No control

Additional Information

See also:
displayNull grpNull locationNull objNull taskNull teamMemberNull scriptNull configNull typeName isNull

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
Retrieved from "https://community.bistudio.com/wiki?title=controlNull&oldid=311777"