1 files changed, 69 insertions, 0 deletions
diff --git a/doc/progs/sortmain.go b/doc/progs/sortmain.go
new file mode 100644
index 000000000..c1babb01f
--- /dev/null
+++ b/doc/progs/sortmain.go
@@ -0,0 +1,69 @@
+// Copyright 2009 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 main
+
+import (
+	"fmt"
+	"./sort"
+)
+
+func ints() {
+	data := []int{74, 59, 238, -784, 9845, 959, 905, 0, 0, 42, 7586, -5467984, 7586}
+	a := sort.IntSlice(data)
+	sort.Sort(a)
+	if !sort.IsSorted(a) {
+		panic("fail")
+	}
+}
+
+func strings() {
+	data := []string{"monday", "tuesday", "wednesday", "thursday", "friday", "saturday", "sunday"}
+	a := sort.StringSlice(data)
+	sort.Sort(a)
+	if !sort.IsSorted(a) {
+		panic("fail")
+	}
+}
+
+type day struct {
+	num       int
+	shortName string
+	longName  string
+}
+
+type dayArray struct {
+	data []*day
+}
+
+func (p *dayArray) Len() int           { return len(p.data) }
+func (p *dayArray) Less(i, j int) bool { return p.data[i].num < p.data[j].num }
+func (p *dayArray) Swap(i, j int)      { p.data[i], p.data[j] = p.data[j], p.data[i] }
+
+func days() {
+	Sunday := day{0, "SUN", "Sunday"}
+	Monday := day{1, "MON", "Monday"}
+	Tuesday := day{2, "TUE", "Tuesday"}
+	Wednesday := day{3, "WED", "Wednesday"}
+	Thursday := day{4, "THU", "Thursday"}
+	Friday := day{5, "FRI", "Friday"}
+	Saturday := day{6, "SAT", "Saturday"}
+	data := []*day{&Tuesday, &Thursday, &Wednesday, &Sunday, &Monday, &Friday, &Saturday}
+	a := dayArray{data}
+	sort.Sort(&a)
+	if !sort.IsSorted(&a) {
+		panic("fail")
+	}
+	for _, d := range data {
+		fmt.Printf("%s ", d.longName)
+	}
+	fmt.Printf("\n")
+}
+
+
+func main() {
+	ints()
+	strings()
+	days()
+}