fix a typo in item 28

This commit is contained in:
Yiyuan Dong 2023-12-29 10:57:22 +08:00
parent 00cac2e48d
commit 0c8090523b

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@ -144,7 +144,7 @@ T&& forward(remove_reference_t<T>& param)
Widget widgetFactory(); //返回右值的函数
Widget w; //一个变量(左值)
func(w); //用左值调用funcT被推导为Widget&
func(widgetFactory()); //用值调用funcT被推导为Widget
func(widgetFactory()); //用值调用funcT被推导为Widget
```
在auto的写法中规则是类似的。声明