StackOverflow 文档 Elixir Language 教程 字符串 拆分一个字符串 拆分一个字符串 Created: November-22, 2018 iex> String.split("Elixir, Antidote, Panacea", ",") ["Elixir", "Antidote", "Panacea"] 字符串插值获取子字符串