COUNTBLANK
function COUNTBLANK(arg1: ApiRange = null): numberDescription
Counts a number of empty cells in a specified range of cells.
Parameters
The range to count the empty cells.
Returns
numberTry It
var oWorksheet = Api.GetActiveSheet();
var numbersArr = [45, 6, 8];
var stringsArr = ["Apples", "Oranges", "Bananas"]
// Place the numbers in cells
for (var i = 0; i < numbersArr.length; i++) {
oWorksheet.GetRange("A" + (i + 1)).SetValue(numbersArr[i]);
}
// Place the strings in cells
for (var n = 0; n < stringsArr.length; n++) {
oWorksheet.GetRange("B" + (n + 1)).SetValue(stringsArr[n]);
}
var oFunction = Api.GetWorksheetFunction();
var ans = oFunction.COUNTBLANK(oWorksheet.GetRange("A1:C3"));
oWorksheet.GetRange("D3").SetValue(ans);