جرب : 
local ClickCount = 1 
     
bindKey('h','down', 
    function (  ) 
        if ClickCount and ClickCount < 2 then  
            ClickCount = ClickCount +1 
        return end 
            outputChatBox( tostring ( ClickCount ) ) 
         ClickCount = 1 
    end 
) 
  
addEventHandler('onClientKey',root, 
    function ( button ) 
        if button ~= 'h' and ClickCount > 1 then 
            ClickCount = 1 
    end 
end 
)