Issue #4147 has been updated by Shyouhei Urabe. ??¡ã????£ã?¨ã???????®ä»¶?????ªå????«ã?¢ã?µã?¤ã?³ã???????¦ã????¦ã????¤æ??å¾??????¾ã?¤ã????¨ã???????®ã????????è¾¼ã????§ã?????????????§ç??????£ã?¦ã????®ã????ºè??????????®ã?§ã????????????????£ã?¦ã???????©ã???????????å®?è£??????£ã?¦ã??????????¾ã??? ??ªã???????°ä??????????ªå???????¸ã???????¨æ???????¾ã???????? ---------------------------------------- Feature #4147: Array#sample ??§é????¿ã?????å®?????????? http://redmine.ruby-lang.org/issues/4147 Author: Yoji Ojima Status: Assigned Priority: Normal Assignee: Shyouhei Urabe Category: Target version: =begin 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] =end -- http://redmine.ruby-lang.org