YEARFRAC
function YEARFRAC(arg1: any = null, arg2: any = null, arg3: any = null): number | string | booleanDescription
Returns the year fraction representing the number of whole days between start_date and end_date.
Parameters
- arg1
anydefault: null Is a serial date number that represents the start date.
- arg2
anydefault: null Is a serial date number that represents the end date.
- arg3
anydefault: null Is the type of day count basis to use.
Returns
number | string | booleanTry It
const oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
var ans = oFunction.YEARFRAC("12/7/1981", "11/5/2018");
oWorksheet.GetRange("C1").SetValue(ans);