displayNull: Difference between revisions

Latest revision as of 13:16, 13 May 2022

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Description:: A non-existing Display. To compare non-existent displays use isNull or isEqualTo:
displayNull == displayNull; // false isNull displayNull; // true displayNull isEqualTo displayNull; // true
Groups:: GUI Control Variables

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

: 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

7erra - c: Posted on Feb 05, 2022 - 16:02 (UTC)
: When used in the debug console or as output in the chat or rpt it is displayed as "No display".

@@ Line 1: / Line 1: @@
-[[Category:Scripting Commands|DISPLAYNULL]]
+{{RV|type=command
-[[Category:Scripting Commands ArmA|DISPLAYNULL]]
+|game1= arma1
+|version1= 1.00
+|game2= arma2
+|version2= 1.00
-<h2 style="color:#000066"> ''''' displayNull '''''</h2>
+|game3= arma2oa
+|version3= 1.50
+|game4= tkoh
+|version4= 1.00
-'''Operand types:'''
+|game5= arma3
+|version5= 0.50
-None
+|gr1= GUI Control
+|gr2= Variables
-'''Type of returned value:'''
+|descr= A non-existing [[Display]]. To compare non-existent displays use [[isNull]] or [[isEqualTo]]:
+<sqf>
+displayNull == displayNull;		// false
+isNull displayNull;					// true
+displayNull isEqualTo displayNull;	// true
+</sqf>
-[[Display]]
+|s1= [[displayNull]]
-'''Compatibility:'''
+|r1= [[Display]]
-Version 2.92 required.
+|x1= <sqf>!isNull displayNull; // false</sqf>
-'''Description:'''
+|x2= <sqf>str displayNull; // No display</sqf>
-A non-existing display. This value is not equal to anything, including itself.
+|seealso= [[controlNull]] [[grpNull]] [[locationNull]] [[objNull]] [[taskNull]] [[teamMemberNull]] [[scriptNull]] [[configNull]] [[typeName]] [[isNull]] [[displayParent]]
+}}
+{{Note
+|user= 7erra
+|timestamp= 20220205160202
+|text= When used in the [[Arma_3:_Debug_Console|debug console]] or as output in the [[:Category:Command_Group:_Radio_and_Chat|chat]] or [[rpt]] it is displayed as "No display".
+}}