FACTDOUBLE
function FACTDOUBLE(arg1: any = null): number | string | booleanDescription
Returns the double factorial of a number.
Parameters
- arg1
anydefault: null Is the value for which to return the double factorial.
Returns
number | string | booleanTry It
var oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
oWorksheet.GetRange("A1").SetValue(oFunction.FACTDOUBLE(123));