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2 changes: 1 addition & 1 deletion ReadMe.md
Original file line number Diff line number Diff line change
Expand Up @@ -2001,7 +2001,7 @@ tuple<A*, tuple<const A*, const B&, C>, bool, void*> e;
template <typename... Ts> class tuple;
```

是不是一下子简洁了很多!这里的`typename... Ts`相当于一个声明,是说`Ts`不是一个类型,而是一个不定常的类型列表。同C语言的不定长参数一样,它通常只能放在参数列表的最后。看下面的例子:
是不是一下子简洁了很多!这里的`typename... Ts`相当于一个声明,是说`Ts`不是一个类型,而是一个不定长的类型列表。同C语言的不定长参数一样,它通常只能放在参数列表的最后。看下面的例子:

```C++
template <typename... Ts, typename U> class X {}; // (1) error!
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