Can anyone help me on this? Im trying to figure out what ASCII Code Enter is in ROBLOX Lua?

I need help I am trying to figure out what ASCII code enter/return is on ROBLOX lua.

try decimal. I don't know if this is supported in roblox

http://lua-users.org/wiki/StringsTutorial

> = string.byte("ABCDE", 2) -- return the ASCII value of the second character
66
> = string.char(65,66,67,68,69) -- return a string constructed from ASCII values
ABCDE
> = string.find("hello Lua user", "Lua") -- find substring "Lua"
7       9
> = string.find("hello Lua user", "l+") -- find one or more occurrences of "l"
3       4
> = string.format("%.7f", math.pi) -- format a number
3.1415927
> = string.format("%8s", "Lua") -- format a string
     Lua

Ascii table:- http://www.ascii-code.com/