编写strcpy函数

char *strcpy(char *strDest, const char *strSrc)

{

assert((strDest != NULL) && (strSrc != NULL));

char *address = strDest;

while ((*strDest++ = *strSrc++) != '/0')

NULL;

return address;

}

之所以返回char *类型是为了实现链式表达式int length = strlen(strcpy(strDest, "hello world"));