// 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 sync_test

import (
	"fmt"
	"os"
	"sync"
)

type httpPkg struct{}

func (httpPkg) Get(url string) {}

var http httpPkg

// This example fetches several URLs concurrently,
// using a WaitGroup to block until all the fetches are complete.

// 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 strings_test

import (
	"fmt"
	"strings"
	"unicode"
	"unsafe"
)

func ExampleClone() {
	s := "abc"
	clone := strings.Clone(s)
	fmt.Println(s == clone)
	fmt.Println(unsafe.StringData(s) == unsafe.StringData(clone))
	// Output:
	// true
	// false
}

	// Unix format: Wed Feb 25 11:06:39 PST 2015
	// Same, in UTC: Wed Feb 25 19:06:39 UTC 2015
	//in Shanghai with seconds: 2015-02-26T03:06:39 +080000
	//in Shanghai with colon seconds: 2015-02-26T03:06:39 +08:00:00
	//
	// Formats:
	//
	// Basic full date  "Mon Jan 2 15:04:05 MST 2006" gives "Wed Feb 25 11:06:39 PST 2015"
	// Basic short date "2006/01/02" gives "2015/02/25"

// 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{}

// 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 regexp_test

import (
	"fmt"
	"regexp"
	"strings"
)

func Example() {
	// Compile the expression once, usually at init time.
	// Use raw strings to avoid having to quote the backslashes.
	var validID = regexp.MustCompile(`^[a-z]+\[[0-9]+\]$`)

// 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 errors_test

import (
	"errors"
	"fmt"
	"io/fs"
	"os"
	"time"
)

// MyError is an error implementation that includes a time and message.
type MyError struct {
	When time.Time
	What string
}

func (e MyError) Error() 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 rand_test

import (
	"fmt"
	"math/rand/v2"
	"os"
	"strings"
	"text/tabwriter"
	"time"
)

// 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() {

// 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 ast_test

import (
	"fmt"
	"go/ast"
	"go/format"
	"go/parser"
	"go/token"
	"strings"
)

// This example demonstrates how to inspect the AST of a Go program.
func ExampleInspect() {
	// src is the input for which we want to inspect the AST.
	src := `
package p

// Copyright 2015 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.

// Only run where builders (build.golang.org) have
// access to compiled packages for import.
//
//go:build !android && !ios && !js && !wasip1

package types_test

// This file shows examples of basic usage of the go/types API.
//
// To locate a Go package, use (*go/build.Context).Import.