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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ## 1. 安裝zap ~~~go go get -u go.uber.org/zap ~~~ Zap提供了兩種類型的日志記錄器—`Sugared Logger`和`Logger`。 在性能很好但不是很關鍵的上下文中,使用`SugaredLogger`。它比其他結構化日志記錄包快4-10倍,并且支持結構化和printf風格的日志記錄。 在每一微秒和每一次內存分配都很重要的上下文中,使用`Logger`。它甚至比`SugaredLogger`更快,內存分配次數也更少,但它只支持強類型的結構化日志記錄。 ## 2. logger示例 ~~~ var logger *zap.Logger func initLogger() { logger, _ = zap.NewProduction() } func simpleHttpGet(url string) { resp, err := http.Get(url) if err != nil { logger.Error("Error fetching url...", zap.String("url", url), zap.Error(err)) } else { logger.Info("Success..", zap.String("StatusCode", resp.Status), zap.String("url", url)) resp.Body.Close() } } func main() { initLogger() defer logger.Sync() simpleHttpGet("www.baidu.com") simpleHttpGet("http://www.baidu.com") } ~~~
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                              哎呀哎呀视频在线观看