[Konstantinos]

pawn Код:

new msg[32]; // create an array with size of 32 (enough to store the text)
format(msg, sizeof (msg), "XP Points: %i", PlayerXP[playerid]); // we use placeholder "%i" for integers and the argument PlayerXP[playerid] is an integer (notice 1 placeholder for 1 argument)
SendClientMessage(playerid, -1, msg); // send the formatted text which is stored in variable "msg"