get_discharge_timestamp

Gets the time when the first PDU of the SMS message left the SMSC, in <ulink url="http://en.

wikipedia.org/wiki/ISO_8601">ISO8601</ulink> format.

This field is only applicable if the PDU type is mm_sms_pdu_type_status_report.

<warning>The returned value is only valid until the property changes so it is only safe to use this function on the thread where this was constructed. Use dup_discharge_timestamp if on another thread.</warning>

Parameters:

this

A Sms.

Returns:

The timestamp, or null if it couldn't be retrieved.