)时,中间层将留下空白。 Set 不是;swap通常是原子的;因此, 《标准/编码》与<代码>《消除<>>>/代码>+<代码>/Add相同,因此机制差异很重要,因为它可能对其他打电话者产生影响。
http://msdn.microsoft.com/en-us/library/d780614.aspx。 加入:
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