Logging: Set Prefix

• SetPrefix

• Prefix

• SetPrefix can set the prefix for each log message

• Prefix returns the current prefix

package main

import (
	"log"
)

func main() {
	log.SetPrefix("Foo ")
	log.Print("First")
	log.Print("Second")
	log.SetPrefix("Bar ")
	log.Print("Third")
}

Foo 2020/04/10 09:33:40 First
Foo 2020/04/10 09:33:40 Second
Bar 2020/04/10 09:33:40 Third