基本解釋n. ... 的大小同根派生 sizeof相關(guān)詞英漢例句The most compelling need for sizeof( ) in C and C++ is portability. 在C和C++中,size()最常見(jiàn)的一種應(yīng)用就是“移植”。The expression cannot use sizeof or a type-cast operator. 表達(dá)式不能使用sizeof運(yùn)算符或者時(shí)一個(gè)強(qiáng)制類(lèi)型轉(zhuǎn)換符。Whenever possible, use SizeOf to determine the count. --------------------------------- move是復(fù)制一部分字節(jié)數(shù)據(jù)的。Java does not need a sizeof( ) operator for this purpose because all the data types are the same size on all machines. Java不需要sizeof()運(yùn)算符來(lái)滿(mǎn)足這方面的需要,因?yàn)樗袛?shù)據(jù)類(lèi)型在所有機(jī)器的大小都是相同的。The #if line evaluates a constant integer expression (which may not include sizeof, casts, or enum constants). 還可以使用條件語(yǔ)句對(duì)預(yù)處理本身進(jìn)行控制,這種條件語(yǔ)句的值是在預(yù)處理執(zhí)行的過(guò)程中進(jìn)行計(jì)算。sizeof更多例句