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takeメソッドについて

Posted at

takeメソッド

先頭から任意の数の要素を取得
使い方は下記の通り。

(%w使用し、配列の要素をスペースで区切り配列を作成する)

irb(main):040:0> %w(Ruby Python Java C Smalltalk Brainfuck)
=> ["Ruby", "Python", "Java", "C", "Smalltalk", "Brainfuck"]

(takeメソッドで先頭から3つの要素を取得)

irb(main):041:0> %w(Ruby Python Java C Smalltalk Brainfuck).take(3)
=> ["Ruby", "Python", "Java"]
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