safe_arr.cpp

最新推荐文章于 2025-04-01 20:43:41 发布

CCodes

最新推荐文章于 2025-04-01 20:43:41 发布

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分类专栏： S 文章标签： include class

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name="google_ads_frame" marginwidth="0" marginheight="0" src="http://pagead2.googlesyndication.com/pagead/ads?client=ca-pub-5572165936844014&dt=1194442938015&lmt=1194190197&format=336x280_as&output=html&correlator=1194442937843&url=file%3A%2F%2F%2FC%3A%2FDocuments%2520and%2520Settings%2Flhh1%2F%E6%A1%8C%E9%9D%A2%2FCLanguage.htm&color_bg=FFFFFF&color_text=000000&color_link=000000&color_url=FFFFFF&color_border=FFFFFF&ad_type=text&ga_vid=583001034.1194442938&ga_sid=1194442938&ga_hid=1942779085&flash=9&u_h=768&u_w=1024&u_ah=740&u_aw=1024&u_cd=32&u_tz=480&u_java=true" frameborder="0" width="336" scrolling="no" height="280" allowtransparency="allowtransparency"> #include <iostream.h>
#include <stdlib.h>

class sometype {
int a[3];
public:
   sometype(int i, int j, int k)
    {
      a[0] = i;
      a[1] = j;
      a[2] = k;
    }
   int &operator[](int i);
};

int &sometype::operator[](int i)
{
   if (i<0 || i>2)
    {
      cout << "Boundary error./n";
      exit(1);
    }
   return a[i];
}

void main(void)
{
sometype ob(1, 2, 3);

   cout << ob[1];
   cout << endl;
   ob[1] = 25;
   cout << endl;
   cout << ob[1];
   ob[3] = 44;
}