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ostream& operator <<( char ch );//打印单个字符
ostream& operator <<( unsigned char uch );
ostream& operator <<( signed char sch );
ostream& operator <<( const char* psz ); //打印字符串
...
char ch = 'a';
char *cp = &ch;
cout<<cp<<endl;
#include<iostream>
using namespace std;
int main()
{
char ch = 'a';
char *cp = &ch;
cout << cp[0] << endl;//输出值
cout << &cp<< endl;//这样才是首地址
int i = 3;
int *p = &i;
cout << p << endl;
return 0;
}