array.h

非常完整的电梯模拟系统 欢迎大家提出宝贵建议

#ifndef ARRAY_CLASS
#define ARRAY_CLASS

#include <iostream.h>
#include <stdlib.h>

const DefaultSize=100;

template <class T>
class Array
{
public:
	Array(int size=DefaultSize);
	~Array(){delete []elements;}
	T & operator [](int i);
private:
	T *elements;
	int ArraySize;
	void GetArray();
};

template <class T>
void Array<T>::GetArray()
{
	elements=new T[ArraySize];
	if(elements==0)
	{
		cout<<"Memory Allocation Error!"<<endl;
		ArraySize=0;
		return;
	}
}

template <class T>
Array<T>::Array(int sz)
{
	if(sz<=0)
	{
		cout<<"Invalid Array Size"<<endl;
		ArraySize=0;
		return;
	}
	ArraySize=sz;
	GetArray();
}

template <class T>
T & Array<T>::operator [](int i)
{
	if(i<0||i>ArraySize-1)
	{
		cout<<"Index out of range"<<endl;
		return;
	}
	return elements[i];
}

#endif