(PHP3 >= 3.0.7, PHP4 >= 4.0b2)
wddx_packet_start -- Starts a new WDDX packet with structure inside it
Description
int wddx_packet_start ([string
      comment])
     Use wddx_packet_start() to start a new WDDX
     packet for incremental addition of variables.  It takes an
     optional comment string and returns a
     packet ID for use in later functions.  It automatically creates a
     structure definition inside the packet to contain the variables.