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This article mainly explains "how to solve read reading errors in Go language". The content in the article is simple and clear, and it is easy to learn and understand. Please follow the editor's train of thought to study and learn "how to solve read reading errors in Go language".

Scenario description

The code needs to implement a data retransmission mechanism between the client and the server, write data to the server through write, and read read the server to return. Once an error occurs, try to rewrite and read the data every 1s. When the context time is exceeded, the retransmission fails. The retransmission implementation code retry is as follows.

Func retry (ctx context.Context) (data string, err error) {LOOP: for iParticipation 1Blocutor + {err = write () if err = = nil {res, err: = read () if err = = nil {data = string (res) return data, err} log.Printf ("change data failed, err:% v, retry times:% d\ n", err, I) select {case

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