2012å¹´11æ2æ¥ãRuby 2.0.0-preview1ã®ãªãªã¼ã¹ãã¢ãã¦ã³ã¹ããã¾ãããRuby 2.0ã¯Rubyçèª20å¨å¹´ã¨ãªã2013å¹´ã®2æ24æ¥ã«ãªãªã¼ã¹ãäºå®ããã¦ãã¾ããç¾å¨ã®å®å®çã§ãããã¼ã¸ã§ã³1.9ç³»ã®æ¬¡ã®ã¡ã¸ã£ã¼ãã¼ã¸ã§ã³ã¢ããã¨ãªãã¾ããã¡ãªã¿ã«ã1.9ã®æ£å¼çãåãã¦ãªãªã¼ã¹ãããã®ã¯2007å¹´12æ25æ¥ã§ããã Ruby 2.0ã®ãªãªã¼ã¹ããã¼ã¸ã£ãé è¤ä¾ä»ãããã¡ã¼ãªã³ã°ãªã¹ãã«æµããã¢ãã¦ã³ã¹ã«ããã°ã2.0.0ã®ä¸»ãªæ°æ©è½ã¯ä»¥ä¸ã®éãã Refinements ãã¼ã¯ã¼ãå¼æ° Enumerator#lazy Module#prepend Hash ã¸ã®å¤æã¡ã½ãã #to_h %i: ã·ã³ãã«ã®é
åã®ãªãã©ã« æ£è¦è¡¨ç¾ã¨ã³ã¸ã³ã Onigmo ã«å¤æ´ DTrace ãµãã¼ã ããããã®æ©è½ã«ã¤ãã¦ç¹ã«èª¬æããªãã£ãã®ã§ã西æãåããç¯å²ã§å°ãåæ©è½
{{#tags}}- {{label}}
{{/tags}}