[Elixir] 文字列の分割

文字列の分割 空文字除かない場合と空文字を除く場合を示す。
↓ソース

str = "Now I need a drink,"
IO.puts "ex. " <> str

IO.puts "trim なし"
words = String.split(str,[","," "])               # 空文字は除かない
Enum.each( words, fn x -> IO.puts x end )

IO.puts "trim: true"
words = String.split(str,[","," "], trim: true)   # 空文字は除く
Enum.each( words, fn x -> IO.puts x end )

↓実行結果

Active code page: 65001
PS C:\Users\tomohiko\Documents\19_elixir> elixir .\split_test.exs
ex. Now I need a drink,
trim なし
Now
I
need
a
drink
                # 空文字が出力される=空文字は除かれていない
trim: true
Now
I
need
a
drink