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ハッシュの書き方のまとめ〜progate~

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ハッシュの書き方まとめ

ハッシュの書き方のまとめ

ハッシュには以下の3通りの書き方があります。
最後の「キーがシンボルの書き方(省略形)」が一般的なので覚える

キーが文字列の書き方
{"name" => "Suzuki","age" => 21}


キーがシンボルの書き方
{:name => "Suzuki", :age => 21}


省略形のキーがシンボルの書き方
{name: "Suzuki",age: 21}
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