摘要： 在google cpp style guide里面明确指出：we don't use exceptionsC++11的noexcept关键字为这种选择提供了便利。C++11以前，提及malloc和new的区别，总是会强调由malloc返回的指针需要检查是不是null，因为空间分配可能失败，而由new... 阅读全文

摘要： No.If an exception occurs during the Fred constructor of p = new Fred(), the C++ language guarantees that the memory sizeof(Fred) bytes that were allo... 阅读全文