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Co-authored-by: Yi Yang <qingfeng.yy@alibaba-inc.com>
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@ -29,7 +29,7 @@ template<typename T>
void f(T&& param); //param是一个通用引用 void f(T&& param); //param是一个通用引用
``` ```
第二种情况是`auto`声明符，包含从以上示例中取得的这个例子： 第二种情况是`auto`声明符，它是从以上示例中拿出的：
```cpp ```cpp
auto&& val2 = var1; //var2是一个通用引用 auto&& val2 = var1; //var2是一个通用引用