package main import ( "fmt" "time" ) func logMsg(msg string) { fmt.Println(time.Now().Format("2006-01-02 15:04:05") + " " + msg) } func logPrintf(format string, a ...any) { fmt.Printf(time.Now().Format("2006-01-02 15:04:05")+" "+format, a...) } func logMsgf(format string, a ...any) { logPrintf(format+"\n", a...) }