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29 lines
436 B
29 lines
436 B
2 years ago
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//6.2.4.2数组参数.cpp
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#include <iostream>
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using namespace std;
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void showarr(int *&a);
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void showptr(int *&a);
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int main(){
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int arr[]={1,4,7},*p=arr;//使用这个例子中的做法需要先把数组显式转化为指针
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showarr(p);
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int a=12,*ptr=&a;
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showptr(ptr);
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cout << a << endl;
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return 0;
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}
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void showarr(int *&a){
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cout << *a << endl;
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a++;
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cout << *a << endl;
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}
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void showptr(int *&a){
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cout << *a << endl;
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*a=11;
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}
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