PackageTrackingNumber Property
Package's tracking number corresponding to the PackageIndex .
Object Oriented Interface
public function getPackageTrackingNumber();
Procedural Interface
inship_eztrack_get($res, 19 );
Default Value
''
Remarks
This is returned in the server's response when the TrackShipment method is called.
Currently, USPS does not support multiple package shipments and this does not apply.
This property is read-only.
Data Type
String