Angle difference between two bearings: Difference between revisions

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=={{header|Wren}}==
=={{header|Wren}}==
<syntaxhighlight lang="ecmascript">var subtract = Fn.new { |b1, b2|
<syntaxhighlight lang="wren">var subtract = Fn.new { |b1, b2|
var d = (b2 - b1) % 360
var d = (b2 - b1) % 360
if (d < -180) d = d + 360
if (d < -180) d = d + 360
Retrieved from "https://rosettacode.org/wiki/Angle_difference_between_two_bearings"