CHAR
function CHAR(arg1: number = null): stringDescription
Returns the character specified by the code number from your computer's character set.
Parameters
- arg1
numberdefault: null A number between 1 and 255 specifying a character from the computer character set.
Returns
stringTry It
var oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
oWorksheet.GetRange("A1").SetValue(oFunction.CHAR(234));