[C库函数]strcat实现

2014-11-23 23:33:49 · 作者: · 浏览: 6
[cpp]
#include
#include
using namespace std;

char *strcat_bxy(char *dst, const char *src)
{
assert(dst != NULL && src != NULL);
char *tmp = dst;
while(*dst != NULL)
{
dst++;
}
while(*dst++ = *src++);
return tmp;
}

void main()
{
char a[100] = "bxy";
char *b = "123";
strcat_bxy(a,b);
cout << a < }