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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                # 1-9.Overload和Override的區別。Overloaded的方法是否可以改變返回值的類型? 重寫override: * 1 發生在子類中 * 2 方法名、參數列表、返回值類型必須相同 * 3 訪問修飾符不能低于父類的 ***** 重載overload: * 1 發生在同一個類中 * 2 方法名必須相同 ,參數列表必須不同 * 3 與訪問修飾符、返回值類型無關 重載的作用:實現方法名的復用
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