Random characters

randome_chars.lua

function randOneChar()
  local chars = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'}
  output=math.random(1, #chars)
  return output
end

for counter=1,10 do
    print(randOneChar())
end

function randomChar(max_char)
    if max_char <= 0 or max_char == '' then
	   max_char=6
    end
    local chars = {'a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z'}
    local output = '';
    
    for counter=1,max_char do
      output=output..chars[math.random(1,#chars)]
    end
    return output
end

x = randomChar(5)
print(x)