Feature #4147: Array#sample ??§é????¿ã?????å®?????????? http://redmine.ruby-lang.org/issues/show/4147 µ¯É¼???: Yoji Ojima ??¹ã????¼ã?¿ã??: Open, ??ªå??åº?: Normal Array#sample ??«ã????ã????¯ã??渡ã???????¨ã??????????ã????¯ã?®æ?»ã????¤ã??è¦?ç´???®é????¿ã?¨ã????¦ä½¿??¨ã???????®ã?¯ã??????????§ã?????????????? ä¸?è¨???®ã?µã?³ã????«ã?§ã??"大å??" ??? "???" ??? 1000 ?????®ç¢º?????§é?¸æ???????????????????«ã??????????§ã????? omikuji_box = [ {:name => "大å??", :weight => 1000}, {:name => "ä¸å??", :weight => 100}, {:name => "å°???", :weight => 10}, {:name => "???", :weight => 1} ] omikuji = omikuji_box.sample {|v| v[:weight] } puts omikuji[:name] ---------------------------------------- http://redmine.ruby-lang.org