[Correlli]

Here's a wiki example:

pawn Код:

new weapons[13][2];
for (new i = 0; i < 13; i++)
{
  GetPlayerWeaponData(playerid, i, weapons[i][0], weapons[i][1]);
}

So, you would use:

pawn Код:

if(weapons[2][0] == 22) { }

2 is the weapon-slot of weaponid 22 (9mm).