Elixir 创建随机字符串

zhulinpinyu / zhulinpinyu.github.io

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Open zhulinpinyu opened 4 years ago

zhulinpinyu commented 4 years ago

定义字符串长度假设: 64

def random_str(length \\ 64) do
  :crypto.strong_rand_bytes(length)
  |> Base.encode64()
  |> binary_part(0, length)
end