指针类型转换后的操作

#include<iostream>

#include<bitset>

using namespace std;



int main()

{

    unsigned short int* usi=new unsigned short int[10];

    for(int i=0;i<10;i++)

    {

            *(usi+i)=i+266;

    }

    unsigned char* uc=(unsigned char*) usi;

    cout<<"/******usi******/"<<endl;

    for(int i=0;i<10;i++)

    {

            cout<<bitset<sizeof(unsigned short int)*8>(*(usi+i))<<endl;



    }

    cout<<"/******uc******/"<<endl;

    for(int i=0;i<10;i++)

    {

            cout<<bitset<sizeof(unsigned char)*8>(*(uc+i))<<endl;


    }

    system("pause");

}

output：

/******usi******/

0000000100001010

0000000100001011

0000000100001100

0000000100001101

0000000100001110

0000000100001111

0000000100010000

0000000100010001

0000000100010010

0000000100010011

/******uc******/

00001010  //高位截掉

00000001

00001011

00000001

00001100

00000001

00001101

00000001

00001110

00000001

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