201.c語言str函數庫學習之strcpy

#include <stdio.h>
  2 
  3 char * mystrcpy(char *dst, const char *src)
  4 {
  5     char * pHead = dst;                                                                                                                    
  6     while(*src != '\0')
  7     {
  8         *dst++ = *src++;
  9     }
 10 
 11     return pHead;
 12 }
 13 
 14 int main(int argc, const char *argv[])
 15 {
 16     char src[32] = "This is a hello.";
 17     char dst[32] = {};
 18 
 19     mystrcpy(dst, src);
 20 
 21     printf("dst:%s\n", dst);
 22 
 23 
 24     return 0;
 25 }