socket——recv??

1、recv、read

      What is the difference between recv and read? ? recv can only be used for socket io, not file io or other io read can be used for various io

      Compared with recv, there are more flag parameters, MSG_OOB (receive urgent data pointer) MSG_PEEK (receive buffer data, but do not rush to clear)

2、

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Origin www.cnblogs.com/bailuoxi/p/12730805.html