getvectsizecapa.cpp

适合初学者学习以及程序员回顾

#include <vector>
#include <iostream.h>
int main()
{
	std::vector<int> ivec;
	cout<<"ivec:size:"<<ivec.size()<<' '
		<<"capacity:"<<ivec.capacity()<<endl;
	for(int ix=0;ix<24;++ix)
	{
		ivec.push_back(ix);
		cout<<"ivec:size:"<<ivec.size()<<' '
		<<"capacity:"<<ivec.capacity()<<endl;
	}
	return 0;
}