COS
function COS(arg1: number = null): number | string | booleanDescription
Returns the cosine of an angle.
Parameters
- arg1
numberdefault: null Is the angle in radians for which you want the cosine.
Returns
number | string | booleanTry It
var oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
oWorksheet.GetRange("A1").SetValue(oFunction.COS(1.5));