Rails symbolize_keys å†å¸°çš„ - 鳩舎Railsã«ã¯Hash#symbolize_keysã¨ã„ã†ãƒ¡ã‚½ãƒƒãƒ‰ãŒç”¨æ„ã•ã‚Œã¦ãŠã‚Šã€Hashã®ã‚ーを文å—列ã‹ã‚‰ã‚·ãƒ³ãƒœãƒ«ã«ã—ã¦ãれるã®ã§ã€ã“ã‚Œã§å®‰å¿ƒã ーãªã‚“ã¦æ€ã£ã¦ã‚‹ã¨ã€ãƒãƒƒã‚·ãƒ¥ã®ä¸èº«ãŒã‚·ãƒ³ãƒœãƒ«ã«ãªã‚‰ãªã‹ã£ãŸã‚Šã™ã‚‹ã€‚具体的ã«ã¯ { 'key': 1 'hash': { 'key': 2 } }.symbolize_keys # => { key: 1 hash: { 'key': 2 } } ã¿ãŸã„ãªäº‹ã«ãªã‚‹ã€‚ã“れをå†å¸°çš„ã«ã—ãŸã„ã®ã§ãªã‚“ã¨ã‹ã—ãŸã„ã¨ã„ã†æ™‚㯠class Hash def symbolize_keys! keys.each do |key| case (v = delete(key)) when Hash v = v.symbolize_keys when Array v = v.map{|x| (x.symbolize_keys rescue x) } end self[(
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