// Copyright 2014 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 multipart_test

import (
	"fmt"
	"io"
	"log"
	"mime"
	"mime/multipart"
	"net/mail"
	"strings"
)

func ExampleNewReader() {
	msg := &mail.Message{
		Header: map[string][]string{
			"Content-Type": {"multipart/mixed; boundary=foo"},
		},

// 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 md5_test

import (
	"crypto/md5"
	"fmt"
	"io"
	"log"
	"os"
)

func ExampleNew() {
	h := md5.New()
	io.WriteString(h, "The fog is getting thicker!")
	io.WriteString(h, "And Leon's getting laaarger!")
	fmt.Printf("%x", h.Sum(nil))

// Copyright 2012 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 zip_test

import (
	"archive/zip"
	"bytes"
	"compress/flate"
	"fmt"
	"io"
	"log"
	"os"
)

func ExampleWriter() {
	// Create a buffer to write our archive to.
	buf := new(bytes.Buffer)

	// Create a new zip archive.
	w := zip.NewWriter(buf)

// 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 smtp_test

import (
	"fmt"
	"log"
	"net/smtp"
)

func Example() {
	// Connect to the remote SMTP server.
	c, err := smtp.Dial("mail.example.com:25")
	if err != nil {
		log.Fatal(err)
	}

	// Set the sender and recipient first

// Copyright 2011 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 sort_test

import (
	"fmt"
	"math"
	"sort"
)

func ExampleInts() {
	s := []int{5, 2, 6, 3, 1, 4} // unsorted
	sort.Ints(s)
	fmt.Println(s)
	// Output: [1 2 3 4 5 6]
}

func ExampleIntsAreSorted() {
	s := []int{1, 2, 3, 4, 5, 6} // sorted ascending

// 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 utf8_test

import (
	"fmt"
	"unicode/utf8"
)

func ExampleDecodeLastRune() {
	b := []byte("Hello, 世界")

	for len(b) > 0 {
		r, size := utf8.DecodeLastRune(b)
		fmt.Printf("%c %v\n", r, size)

		b = b[:len(b)-size]
	}
	// Output:
	// 界 3
	// 世 3

// Copyright 2012 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 rand_test

import (
	"fmt"
	"math/rand"
	"os"
	"strings"
	"text/tabwriter"
)

// These tests serve as an example but also make sure we don't change
// the output of the random number generator when given a fixed seed.

func Example() {
	answers := []string{

// Copyright 2012 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 reflect_test

import (
	"bytes"
	"encoding/json"
	"fmt"
	"io"
	"os"
	"reflect"
)

func ExampleKind() {
	for _, v := range []any{"hi", 42, func() {}} {
		switch v := reflect.ValueOf(v); v.Kind() {
		case reflect.String:
			fmt.Println(v.String())

// Copyright 2014 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 x509_test

import (
	"crypto/dsa"
	"crypto/ecdsa"
	"crypto/ed25519"
	"crypto/rsa"
	"crypto/x509"
	"encoding/pem"
	"fmt"
)

func ExampleCertificate_Verify() {
	// Verifying with a custom list of root certificates.

	const rootPEM = `

// Copyright 2014 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 tls_test

import (
	"crypto/tls"
	"crypto/x509"
	"log"
	"net/http"
	"net/http/httptest"
	"os"
	"time"
)

// zeroSource is an io.Reader that returns an unlimited number of zero bytes.
type zeroSource struct{}