Converts text to a number, in a locale-independent way.
| Name | Type | Description |
| arg1 | string | The string representing a number to convert. |
| arg2 | string | The character used as the decimal separator in the string. |
| arg3 | string | The character used as the group separator in the string. |
builder.CreateFile("xlsx");
var oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
oWorksheet.GetRange("A1").SetValue(oFunction.NUMBERVALUE("2.500,27", ",", "."));
builder.SaveFile("xlsx", "NUMBERVALUE.xlsx");
builder.CloseFile();