[Threshold]

You need to make use of the 'format' function.

pawn Код:

public OnPlayerRequestSpawn(playerid)
{
    new pName[MAX_PLAYER_NAME], welcomestring[35];
    GetPlayerName(playerid, pName, sizeof(pName));
    format(welcomestring, sizeof(welcomestring), "Welcome %s", pName);
    GameTextForPlayer(playerid, welcomestring, 2500, 3);
    return 1;
}

https://sampwiki.blast.hk/wiki/Format