This command adds a double to the specified
packet. Typically doubles are 8 bytes in size and range from -1.7E308
to +1.7E308 with 14 to 15 digit accuracy.
The data will be added starting at the cursor position and the cursor will be moved forward by the size of the data added.
long long int Packet: This is the packet that the command should use.
double: This is the data to be added.
0 if no error occurred.
-1 if an error occurred.
C++
.Net