摘要: Many programmers routinely ignore compiler warnings. After all, if the problem were serious, it would be an error, right? This thinking may be relativ 阅读全文
posted @ 2022-03-15 19:58 MyCPlusPlus 阅读(35) 评论(0) 推荐(0) 编辑
摘要: When you write a new expression such as this: Widget *pw = new Widget; two functions are called: one to operator new to allocate memory, a second to W 阅读全文
posted @ 2022-03-15 19:52 MyCPlusPlus 阅读(33) 评论(0) 推荐(0) 编辑
摘要: The return value part of operator new is easy. If you can supply the requested memory, you return a pointer to it. If you can't, you follow the rule d 阅读全文
posted @ 2022-03-15 18:28 MyCPlusPlus 阅读(34) 评论(0) 推荐(0) 编辑