Each time a pointerfield in an object in the heap is modified, the corresponding bit in the card map for that card is set.
每次修改堆中对象中的指针字段时,就在卡片映射中设置对应那张卡片的相应位。
2
Finally, it creates an inquiry context for group member and sets the member name syntax field in the inquiry context structure and returns pointer to created inquiry context structure to the caller.