Created
September 7, 2018 06:39
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Fan out Log writer in Go
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| f, err := os.OpenFile("bar.log", os.O_RDWR|os.O_CREATE|os.O_APPEND, 0666) | |
| if err != nil { | |
| log.Fatalf("error opening file: %v", err) | |
| } | |
| defer f.Close() | |
| mw := io.MultiWriter(os.Stdout, f) | |
| log.SetOutput(mw) |
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