For Each Versus Pick Each

void PlayerGroupDoSomething (playergroup g)
{
    //playergroup g = PlayerGroupActive();
    int count;
    int player;

    for (count = PlayerGroupCount(g); count > 0; count-=1)
    {
        player = PlayerGroupPlayer(g,count);
        // Do something
    }
}

void PlayerGroupDoSomething (playergroup g)
{
    //playergroup g = PlayerGroupActive();
    PlayerGroupLoopBegin(g);
    while (!PlayerGroupLoopDone()) {
        PlayerGroupLoopStep();
    // Do something with PlayerGroupLoopCurrent ();
    }
    PlayerGroupLoopEnd();
}