隱式類型 例子 臨時 http 出現 nbsp ace uid hub

C++臨時對象以及針對其進行的優化 C++中真正的臨時對象是看不見的，它們不出現在你的源代碼中。 那麽什麽時候回產生臨時對象呢？主要是三個時刻： 產生臨時對象的三個時刻： 用構造函數作為隱式類型轉換函數時，會創建臨時對象 看個例子： 在主函數中，我們直接用一個整型量10對對象ca進行初始化，這個時候

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http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800916
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800864
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800820
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800777
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800744
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800543
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800503
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800478
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=800435
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=795070
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=795029
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=794983
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=794933
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=794879
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=794842
http://pic.cnhubei.com/space.php?uid=1132&do=album&id=794801

C++臨時對象以及針對其進行的優化