loop.lua

x, y, z = 0, 0, 0

-- while
while x <=10 do
 x = x + 1
 print(x)
end

-- break
while y <=  10 do
 y = y + 10
 print(y)
 if y == 5 then
  break
 end
end

-- repeat
repeat
 z = z + 1
 print(z)
until z >= 10