arraypara.cc

资深C++讲师授课代码

#include <iostream>
using namespace std;

//void func(double a[], int n)
void func(double* a, int n)
{
	cout << "sizeof(a)=" << sizeof(a) << endl;
	//a = NULL;
	for(int i=0; i<n; i++)
		cout << a[i] << ' ';
	cout << endl;
}
int main()
{
	double b[3] = {1.1,2.2,3.3};
	cout << "sizeof(b)=" << sizeof(b) << endl;
	func(b, 3);
	//b = NULL;//ERROR!!
}