Useful Functions tocolor

Useful Functions

---

This function retrieves the hex number of a specified color.

tocolor( r, g, b, a ) -- alpha is optional

Returns

Returns a single value representing the color.

Function

tocolor = function( r, g, b, a )
    local hexadecimal = '0x'
    local a = a or 255

	for key, value in pairs({r, g, b, a}) do
		local hex = ''

		while(value > 0)do
			local index = math.fmod(value, 16) + 1
			value = math.floor(value / 16)
			hex = string.sub('0123456789ABCDEF', index, index) .. hex			
		end

		if(string.len(hex) == 0)then
			hex = '00'

		elseif(string.len(hex) == 1)then
			hex = '0' .. hex
		end

		hexadecimal = hexadecimal .. hex
	end

	return tonumber(hexadecimal)
end

Example

Event.bind('onPlayerConnect', function( player )
    player:msg( 'Welcome to the server ' .. player.name .. '!', tocolor(255,255,255) ) -- white
    player:msg( 'Don't forget your password.', tocolor(255,0,0) ) -- red
end)