C++临时对象以及针对其进行的优化 C++中真正的临时对象是看不见的，它们不出现在你的源代码中。 那么什么时候回产生临时对象呢？主要是三个时刻： 产生临时对象的三个时刻： 用构造函数作为隐式类型转换函数时，会创建临时对象 看个例子： 在主函数中，我们直接用一个整型量10对对象ca进行初始化，这个时候
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