From SA-MP Wiki
This function can be used to send a message from a player to a certain player. The line will start with the sender's name in his color, followed by the message in white.
|playerid||The playerid you would like to send it to.|
|senderid||The sender's ID. If invalid, the message will not be sent.|
|const message||The string of text you would like to send.|
|Returns||This function doesn't return a specific value|
SendPlayerMessageToPlayer(recipient, sender, "Hello there!");
The following functions may be useful, as they are related to this function in one way or another.
- SendPlayerMessageToAll: Force a player to send text for all players.
- SendClientMessage: Send a message to a certain player.
The following callbacks might be useful, as they're related to this function in one way or another.
- OnPlayerText: Called when a player sends a message via the chat.