ʵÏÖ×·¼Óº¯Êýchar *my_strcat(char *dest,char *src)

<pre name="code" class="csharp"><span style="font-size:24px;">#include <stdio.h>
char *my_strcat(char *dest ,char *src)
{
 char *p;
 p = dest;
 while(*p != '\0')
 {
  p++;
 }
 while(*src != '\0')
 {
  *p = *src;
  p++;
  src++;
 }
 *p ='\0';
 return dest;
}
void main()
{
 char  dest[]="abcd";
 char *src ="def";
 char *p;
 p = my_strcat(dest , src);
 printf("%s\n",p);
}
</span>