virtual是定義C++中虛函數(shù)的關(guān)鍵字。在面向?qū)ο蟪绦蛟O(shè)計(jì)領(lǐng)域,C++、ObjectPascal等語(yǔ)言中有虛函數(shù)(英語(yǔ):virtualfunction)或虛方法(英語(yǔ):virtualmethod)的概念。這種函數(shù)或方法可以被子類繼承和覆蓋,通常使用動(dòng)態(tài)調(diào)度實(shí)現(xiàn)。這一概念是面向?qū)ο蟪绦蛟O(shè)計(jì)中(運(yùn)行時(shí))多態(tài)的重要組成部分。簡(jiǎn)言之,虛函數(shù)可以給出目標(biāo)函數(shù)的定義,但該目標(biāo)的具體指向在編譯期可能無(wú)法確定。
C++中的虛函數(shù)(virtual function)...
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create a sparse file for virtual disk driver...
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RemoteWAP is a Remote Administration Tool for any Operating System that can support the Java Virtual Machine. It has been designed for anyone who wish...
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Virtual Disk Driver...
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Virtual Floppy Driver...
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