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ecer 2020-11-22 08:38:56 +08:00 committed by GitHub
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1.DeducingTypes/item1.md
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@ -217,7 +217,7 @@ template<typename T>
void f2(T & param); //传引用
f1(someFunc); //param被推导为指向函数的指针，类型是void(*)(int, double)
f2(someFunc); //param被推导为指向函数的引用，类型为void(&)(int, bouel)
f2(someFunc); //param被推导为指向函数的引用，类型为void(&)(int, double)
````
这个实际上没有什么不同，但是如果你知道数组退化为指针，你也会知道函数退化为指针。