Keyboard “F1” Toggle Player Visibility

--[[ 
    Toggle player visibility by pressing the F1 key
    Instead of using an "if" statement we increment 
    _playerInvis by 1 each time and check if it's
    divisible by 2, switching between true and false
    each time.
--]]
local _playerInvis = 0

function OnBindingPressed(player, binding)
    if(binding == "ability_extra_50")then
        print( "Pressed: ",binding )
        _playerInvis = _playerInvis + 1
        player:SetVisibility(_playerInvis%2 == 0)
    end
end

function OnPlayerJoined(player)
    -- hook up binding in player joined event here
    player.bindingPressedEvent:Connect(OnBindingPressed)
    --player.bindingReleasedEvent:Connect(OnBindingReleased)
end

-- on player joined/left functions need to be defined before calling event:Connect()
Game.playerJoinedEvent:Connect(OnPlayerJoined)