1--TEST--
2Test SQLite3::createCollation() by adding strnatcmp() as an SQL COLLATE sequence
3--EXTENSIONS--
4sqlite3
5--FILE--
6<?php
7
8require_once __DIR__ .  '/new_db.inc';
9
10$db->createCollation('NAT', 'strnatcmp');
11
12$db->exec('CREATE TABLE t (s varchar(4))');
13
14$stmt = $db->prepare('INSERT INTO t VALUES (?)');
15foreach(array('a1', 'a10', 'a2') as $s){
16    $stmt->bindParam(1, $s);
17    $stmt->execute();
18}
19
20$defaultSort = $db->query('SELECT s FROM t ORDER BY s');             //memcmp() sort
21$naturalSort = $db->query('SELECT s FROM t ORDER BY s COLLATE NAT'); //strnatcmp() sort
22
23echo "default\n";
24while ($row = $defaultSort->fetchArray()){
25    echo $row['s'], "\n";
26}
27
28echo "natural\n";
29while ($row = $naturalSort->fetchArray()){
30    echo $row['s'], "\n";
31}
32
33$db->close();
34
35?>
36--EXPECT--
37default
38a1
39a10
40a2
41natural
42a1
43a2
44a10
45