10.19.cpp

c入门代码大全

#include<stdio.h>
int main()
{
    void copy_string(char from[],char to[]);
    char a[]="I am a teacher.";
    char b[]="You are a student.";
    char *a=from,*b=to;
    printf("string a=%s\nstring b=%s\n",a,b);
    printf("copy string a to string b:\n");
    copy_string(a,b);
    printf("\nsring a=%s\nstring b=%s\n",a,b);
    getchar();
    return 0;
}
void copy_string(char from[],char to[])
{
     int i=0;
     while(from!='\0')
     {
                      to[i]=from[i];
                      i++;
     }
     to[i]='\0';
}