UDSUpdateField (Magic xpi 4.5)
This function updates a specific field in the UDS variable.
| Syntax: | UDSUpdateField (Alpha udsvar, Alpha fieldname, Alpha fielddata, Alpha locatefieldname, Alpha locatefieldvalue, Alpha udsmodel) | 
| Parameters: | udsvar fieldname fielddata locatefieldname locatefieldvalue udsmodel | 
| Returns: | 0 if succeeded. The relevant error number if failed. | 
| Example: | UDSUpdateField ('F.CustomerList','CustomerName','John Nash','CustomerID','15','StandardList') Updates the customer name to 'John Nash' for the record in which the StandardList UDS model's F.CustomerList flow variable is CustomerID=15. | 
| See also: | UDSClear, UDSDeleteRecord, UDSGet, UDSGetField, UDSSet |