| Linux in-mum-web1499.main-hosting.eu 5.14.0-503.40.1.el9_5.x86_64 #1 SMP PREEMPT_DYNAMIC Mon May 5 06:06:04 EDT 2025 x86_64 Path : /opt/golang/1.22.0/src/log/ |
| Current File : //opt/golang/1.22.0/src/log/example_test.go |
// Copyright 2013 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package log_test
import (
"bytes"
"fmt"
"log"
)
func ExampleLogger() {
var (
buf bytes.Buffer
logger = log.New(&buf, "logger: ", log.Lshortfile)
)
logger.Print("Hello, log file!")
fmt.Print(&buf)
// Output:
// logger: example_test.go:19: Hello, log file!
}
func ExampleLogger_Output() {
var (
buf bytes.Buffer
logger = log.New(&buf, "INFO: ", log.Lshortfile)
infof = func(info string) {
logger.Output(2, info)
}
)
infof("Hello world")
fmt.Print(&buf)
// Output:
// INFO: example_test.go:36: Hello world
}