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我想知道當它調用didreceivememorywarning時,ios是什麼? 感謝ios在調用didreceivememorywarning時會發生什麼?
我想知道當它調用didreceivememorywarning時,ios是什麼? 感謝ios在調用didreceivememorywarning時會發生什麼?
有關於這個問題DidReceiveMemoryWarning一個很好的討論:iOS: helpfulness of didReceiveMemoryWarning: