Returns the difference of two complex numbers.
| Name | Type | Description |
| arg1 | any | Is the complex number from which to subtract inumber2. |
| arg2 | any | Is the complex number to subtract from inumber1. |
builder.CreateFile("xlsx");
var oWorksheet = Api.GetActiveSheet();
var oFunction = Api.GetWorksheetFunction();
oWorksheet.GetRange("A1").SetValue(oFunction.IMSUB("1+3i", "-2+2.5i"));
builder.SaveFile("xlsx", "IMSUB.xlsx");
builder.CloseFile();