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[[Category:Scripting Commands|ATAN]]
{{RV|type=command
[[Category:Scripting Commands OFP 1.97|ATAN]]
[[Category:Scripting Commands OFP 1.46|ATAN]]
[[Category:Scripting Commands ArmA|ATAN]]


|game1= ofp
|version1= 1.00


<h2 style="color:#000066">'''atan ''x'''''</h2>
|game2= ofpe
|version2= 1.00


|game3= arma1
|version3= 1.00


'''Operand types:'''
|game4= arma2
|version4= 1.00


'''x:''' [[Number]]
|game5= arma2oa
|version5= 1.50


'''Type of returned value:'''
|game6= tkoh
|version6= 1.00


[[Number]]
|game7= arma3
|version7= 0.50


'''Description:'''
|gr1= Math - Geometry


Arctangens of '''x''', result in degrees.
|descr= Returns the '''arcus tangens'''.<br><br>[[File:atan.jpg|200px]]


|alias= [[atg]]


'''Example:'''
|s1= [[atan]]  x


_angle = '''atan''' 1 ..........Result is 45
|p1= x: [[Number]]


|r1= [[Number]] - result is in degrees


'''Notes:'''<br>
|x1= <sqf>_degrees = atan 1; // 45</sqf>
Using '''atan''' x is fine if you can be certain that x is a finite number.  For example:<br>
 
_angle = '''atan''' 1/0<br>
|seealso= [[atg]] [[atan2]]
will create a divide by zero error, even though the angle is 90.<br>
 
Better is to use [[atan2]]
}}

Latest revision as of 23:11, 20 November 2023

Hover & click on the images for description

Description

Description:
Returns the arcus tangens.

atan.jpg
Alias:
atg
Groups:
Math - Geometry

Syntax

Syntax:
atan x
Parameters:
x: Number
Return Value:
Number - result is in degrees

Examples

Example 1:
_degrees = atan 1; // 45

Additional Information

See also:
atg atan2

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