Gecko [ 167.86.127.34 ]

Name	Size	Permission
example_interface_test.go	1.47 KB	-rw-r--r--
example_keys_test.go	2.68 KB	-rw-r--r--
example_multi_test.go	4.05 KB	-rw-r--r--
example_search_test.go	1.16 KB	-rw-r--r--
example_test.go	2.85 KB	-rw-r--r--
example_wrapper_test.go	1.63 KB	-rw-r--r--
export_test.go	239 B	-rw-r--r--
genzfunc.go	2.91 KB	-rw-r--r--
search.go	4.14 KB	-rw-r--r--
search_test.go	4.25 KB	-rw-r--r--
slice.go	1.26 KB	-rw-r--r--
slice_go113.go	305 B	-rw-r--r--
slice_go14.go	468 B	-rw-r--r--
slice_go18.go	291 B	-rw-r--r--
sort.go	15.8 KB	-rw-r--r--
sort_test.go	15.09 KB	-rw-r--r--
zfuncversion.go	4.82 KB	-rw-r--r--

Code Editor : example_wrapper_test.go

// 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"
	"sort"
)

type Grams int

func (g Grams) String() string { return fmt.Sprintf("%dg", int(g)) }

type Organ struct {
	Name   string
	Weight Grams
}

type Organs []*Organ

func (s Organs) Len() int      { return len(s) }
func (s Organs) Swap(i, j int) { s[i], s[j] = s[j], s[i] }

// ByName implements sort.Interface by providing Less and using the Len and
// Swap methods of the embedded Organs value.
type ByName struct{ Organs }

func (s ByName) Less(i, j int) bool { return s.Organs[i].Name < s.Organs[j].Name }

// ByWeight implements sort.Interface by providing Less and using the Len and
// Swap methods of the embedded Organs value.
type ByWeight struct{ Organs }

func (s ByWeight) Less(i, j int) bool { return s.Organs[i].Weight < s.Organs[j].Weight }

func Example_sortWrapper() {
	s := []*Organ{
		{"brain", 1340},
		{"heart", 290},
		{"liver", 1494},
		{"pancreas", 131},
		{"prostate", 62},
		{"spleen", 162},
	}

sort.Sort(ByWeight{s})
	fmt.Println("Organs by weight:")
	printOrgans(s)

sort.Sort(ByName{s})
	fmt.Println("Organs by name:")
	printOrgans(s)

// Output:
	// Organs by weight:
	// prostate (62g)
	// pancreas (131g)
	// spleen   (162g)
	// heart    (290g)
	// brain    (1340g)
	// liver    (1494g)
	// Organs by name:
	// brain    (1340g)
	// heart    (290g)
	// liver    (1494g)
	// pancreas (131g)
	// prostate (62g)
	// spleen   (162g)
}

func printOrgans(s []*Organ) {
	for _, o := range s {
		fmt.Printf("%-8s (%v)\n", o.Name, o.Weight)
	}
}

${this.title}

Code Editor : example_wrapper_test.go