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<?php # vim:ft=php
require_once('pdo.inc');
set_sql('create', 'CREATE TABLE test(id int NOT NULL PRIMARY KEY, val VARCHAR(10), grp VARCHAR(10))');
set_sql('insert1', 'INSERT INTO test VALUES(1, \'A\', \'Group1\')');
set_sql('insert2', 'INSERT INTO test VALUES(2, \'B\', \'Group2\')');
set_sql('select1', 'SELECT val, grp FROM test');
$DB->exec($SQL['create']);
$DB->exec($SQL['insert1']);
$DB->exec($SQL['insert2']);
class Test
{
function __construct($name = 'N/A')
{
echo __METHOD__ . "($name)\n";
}
}
$stmt = $DB->query($SQL['select1'], PDO_FETCH_CLASS, 'Test', array('WOW'));
$it = new IteratorIterator($stmt); /* check if we can convert that thing */
/*** HINT: If YOU plan to do so remember not to call rewind() -> see below ***/
foreach($it as $data)
{
var_dump($data);
}
$it->next(); /* must be allowed */
var_dump($it->current()); /* must return NULL */
var_dump($it->valid()); /* must return false */
class PDOStatementAggregate extends PDOStatement implements IteratorAggregate
{
private function __construct()
{
echo __METHOD__ . "\n";
$this->setFetchMode(PDO_FETCH_NUM);
/* default fetch mode is BOTH, so we see if the ctor can overwrite that */
}
function getIterator()
{
echo __METHOD__ . "\n";
$this->execute();
return new IteratorIterator($this, 'PDOStatement');
}
}
$stmt = $DB->prepare($SQL['select1'], array(PDO_ATTR_STATEMENT_CLASS=>array('PDOStatementAggregate')));
foreach($stmt as $data)
{
var_dump($data);
}
?>
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