39_字符串指针

//_39_字符串指针
//_39_main.cpp

//将字符串a复制到字符串b

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
int main()
{
	char a[]="I am a student.";
	char b[20];
	char *p1,*p2;
	p1=a;//将数组a的首地址赋给字符型指针p1
	p2=&b[0];
	for(;*p1!='\0';p1++,p2++)
		*p2=*p1;
	*p2='\0';
	printf("string a is : %s\n",a);
	printf("string b is : ");
	for(int i=0;b[i]!='\0';i++)
		printf("%c",b[i]);
	printf("\n");
	system("pause");
	return 0;
}