Perlã ã¨ãç¹ã«å®£è¨ãªãã«ã $a{'size'}{'upperbody'}{'chest'} = 100; ã¨ãåºæ¥ãã®ã« Ruby ã ã¨ãã¡ãã¡ Hash.new() ãªã©å®£è¨ããªãã¦ã¯ãªããä¸ä¾¿ã§ãï¼ ããã以ä¸ã®ãã¾ããªããå±ããã¨ãããã·ã¥ã®ããã·ã¥ã®ããã·ã¥ã¨ãã䏿°ã«å®£è¨ã§ãã¡ãã£ã¦ä¾¿å©ã£ããããããã¾ããã my_hash = Hash.new{|h,k| h[k]=Hash.new(&h.default_proc)} my_hash[:size][:upperbody][:chest] = 100 my_hash[:size][:egg] = 'XL' my_hash => {:size=>{:upperbody=>{:chest=>100}, :egg=>"XL"}} ã¨ããã®ãä½¿ãæ¹ã§ãã¨ã£ã¦ã便å©ã§ãããããããªå ´é¢ã§ä½¿ãããã§ãï¼ ä»¥ä¸ã¯ããªãã§ã¼ãããªãã®ï¼ã¨
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