recursion.lua

-- recursion in lua

-- global
rec = function(i)
    rec(i+1)
end

-- forward definition
local func
func = function(i)
    func(i+1)
end

-- call function
local call = function(f)
    f(f)
end

local i = 0
call(function(this)
    print("1")
    i = i + 1
    if i < 3 then
        this(this)
    end
end)