ONLINE HELP WINDEV, WEBDEV AND WINDEV MOBILE
Arc cosine (angle of the cosine in degrees) of the specified numeric value, found in the [0, 180] interval.
Numeric value (cosine) to use. This value must be found in the [-1,1] interval. Otherwise, a WLanguage error occurs.
Last update: 03/26/2021
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All you have to do is configure your product as follows: