変数名を#{}で囲む
qiita.rb
object = "こんにちは 世界です。"
jouken = "こんにちは"
goku = "さようなら"
p object.gsub(/#{jouken}/,goku)
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変数名を#{}で囲む
object = "こんにちは 世界です。"
jouken = "こんにちは"
goku = "さようなら"
p object.gsub(/#{jouken}/,goku)
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