PackageTrackingNumber Property
Package's tracking number corresponding to the PackageIndex .
Syntax
eztrack.getPackageTrackingNumber([callback])
Default Value
""
Callback
The 'callback' parameter specifies a function which will be called when the operation completes (or an error is encountered). If the 'callback' parameter is not specified, then the method will block and will not return until the operation completes (or an error is encountered).
The callback for the getPackageTrackingNumber([callback]) method is defined as:
function(err, data){ }
'err' is the error that occurred. If there was no error, then 'err' is 'null'.
'data' is the value returned by the method.
The callback for the setPackageTrackingNumber([callback]) method is defined as:
function(err){ }
'err' is the error that occurred. If there was no error, then 'err' is 'null'.
'err' has 2 properties which hold detailed information:
err.code err.message
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