字串函式的模擬實現（2）

#include #includevoid* my_memcpy(void* dest,const void* src,size_t count)

return ret;
}int main()

#include #include#includevoid* my_memmove(void* dest,const void* src,size_t count)

}else
}return ret;
}int main()

#include #includevoid* my_memset(void* dest,int c,size_t count)

int main()

#include #includeint my_memcmp(const void* ptr1,const void* ptr2,size_t num)

}if(*(char*)ptr1 > *(char*)ptr2)
return 1;
else if(*(char*)ptr1 < *(char*)ptr2)
return -1;
}int main()

#include #include#includevoid* memchr(const void* buf,int c,size_t count)

return null;
}int main()

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