! a: Difference between revisions

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m (Fix display title and sort key)
m (Remove displayTitle data)
Line 1: Line 1:
{{RV|type=command
{{RV|type=command


|displayTitle= ! a
|sortKey= #
 
|sortKey = #


|game1= ofp
|game1= ofp
Line 12: Line 10:
|gr2= Math
|gr2= Math


|descr= Returns a negation of Boolean expression. That means <tt>[[true]]</tt> becomes <tt>[[false]]</tt> and vice versa.
|descr= Returns the negation of a Boolean expression. That means <tt>[[true]]</tt> becomes <tt>[[false]]</tt> and vice versa.


|s1= [[Boolean]] {{=}} '''!''' a
|s1= '''!''' a


|p1= a: [[Boolean]]
|p1= a: [[Boolean]]
Line 23: Line 21:
<code>[[private]] _isAlive = [[alive]] [[player]];
<code>[[private]] _isAlive = [[alive]] [[player]];
[[if]] ([[!_a|!]]_isAlive) [[then]] {
[[if]] ([[!_a|!]]_isAlive) [[then]] {
    [[hint]] "The player is dead!";
[[hint]] "The player is dead!";
}</code>
}</code>
is the same as
is the same as
<code>[[private]] _isAlive = [[alive]] [[player]];
<code>[[private]] _isAlive = [[alive]] [[player]];
[[if]] ([[not]] _isAlive) [[then]] {
[[if]] ([[not]] _isAlive) [[then]] {
    [[hint]] "The player is dead!";
[[hint]] "The player is dead!";
}</code>  
}</code>  


Revision as of 22:55, 30 January 2021

Logo A0.png1.00
Hover & click on the images for description

Description

Description:
Returns the negation of a Boolean expression. That means true becomes false and vice versa.
Groups:
VariablesMath

Syntax

Syntax:
! a
Parameters:
a: Boolean
Return Value:
Boolean

Examples

Example 1:
The code private _isAlive = alive player; if (!_isAlive) then { hint "The player is dead!"; } is the same as private _isAlive = alive player; if (not _isAlive) then { hint "The player is dead!"; }

Additional Information

See also:
notOperators

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=!_a&oldid=225740"