This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

组播时是否可以只设置ID不设置name呢

如题  在定义组播时  只赋值了ID 而让name默认为空   这样子是否可以正常接收到组播数据呢