ServerCmd()
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ServerCmd()
is a quick and easy method for passing user input to the server, available through cbase.h
. It uploads an ASCII string, including with it information about which connected client sent it. The received strings are processed in CHL2_Player::ClientCommand()
as a CCommand
(i.e. a string array where 0 is the command itself and 1+ are parameters).

ServerCmd()
passes a full string value, it is NOT suitable for commands that will be sent frequently. Single-player mods can probably get away with the overhead, but multiplayer mods must send with the Usercmd instead.Example
client: engine->ServerCmd( VarArgs("MyCommand %i", m_iMyNumber) ); // if no variables are required, simply pass the command as a string. server: bool CHL2_Player::ClientCommand( const CCommand &args ) { if ( !Q_stricmp( args[0], "MyCommand" ) ) { Msg( "MyCommand received! Value: %i\n", atoi(args[1]) ); return true; } }