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go/doc/progs/sortmain.go
Russ Cox c62b3265a7 apply gofmt to the LGTM-marked files from 34501
that have not changed since I applied gofmt.

R=gri
DELTA=456  (77 added, 3 deleted, 376 changed)
OCL=35378
CL=35383
2009-10-06 11:42:55 -07:00

76 lines
1.5 KiB
Go

// 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.IntArray(data);
sort.Sort(a);
if !sort.IsSorted(a) {
panic();
}
}
func strings() {
data := []string{"monday", "tuesday", "wednesday", "thursday", "friday", "saturday", "sunday"};
a := sort.StringArray(data);
sort.Sort(a);
if !sort.IsSorted(a) {
panic();
}
}
type day struct {
num int;
short_name string;
long_name 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();
}
for _, d := range data {
fmt.Printf("%s ", d.long_name);
}
fmt.Printf("\n");
}
func main() {
ints();
strings();
days();
}