C++中的函数指针用法
代码:
![](https://images.cnblogs.com/OutliningIndicators/ContractedBlock.gif)
1 #include <iostream> 2 #include <cstdio> 3 typedef void (*FUN)(); 4 using namespace std; 5 void k(){ 6 cout<<"k"<<endl; 7 } 8 int main(){ 9 FUN p = NULL; 10 p = k; 11 (*p)(); //运行程序 12 }
输出:
k
代码:
1 #include <iostream> 2 #include <cstdio> 3 typedef void (*FUN)(); 4 using namespace std; 5 void k(){ 6 cout<<"k"<<endl; 7 } 8 int main(){ 9 FUN p = NULL; 10 p = k; 11 (*p)(); //运行程序 12 }
输出:
k