<?php
$a = new AppendIterator();
$a1 = new ArrayIterator([]);
$a2 = new ArrayIterator([1, 2, 3]);
$a->append($a1);
$a->append($a2);
var_dump($a->valid());
var_dump($a->current());
var_dump($a->getIteratorIndex());
// go to the end
for ($a->rewind(); $a->valid(); $a->next()) {
}
$a->append(new ArrayIterator([]));
$a->append(new ArrayIterator([4, 5, 6]));
var_dump($a->valid());
var_dump($a->current());
var_dump($a->getIteratorIndex());
function rewind()
{
echo __METHOD__ . "\n";
parent::rewind();
}
public function rewind()
{
$this->fileIterator->rewind();
$this->inspectedFiles = array();
$this->next();
}
public function rewind()
{
$this->key = 0;
parent::rewind();
}
function rewind()
{
echo __METHOD__ . '; ';
return parent::rewind();
}
/**
* {@inheritdoc}
*/
public function rewind()
{
$this->lazyAppend();
parent::rewind();
}
/**
* Support for rewinddir().
*
* @return bool always returns true
* @see http://www.php.net/manual/en/function.rewinddir.php
* @legacy
*/
public function dir_rewinddir()
{
$this->_subdirectories = array();
try {
$this->_directoryIterator->rewind();
} catch (Services_Amazon_S3_Exception $e) {
return false;
}
return true;
}
/**
* Rewinds this iterator
*
* @return NULL
*/
public function rewind()
{
$this->inputs->rewind();
$this->offset = 0;
}
public function testResultsetAppendIterator()
{
if (!$this->_prepareTestMysql()) {
$this->markTestSkipped("Skipped");
return;
}
// see http://php.net/manual/en/appenditerator.construct.php
$iterator = new \AppendIterator();
$robots_first = Robots::find(array('limit' => 2));
$robots_second = Robots::find(array('limit' => 1, 'offset' => 2));
$robots_first_0 = $robots_first[0];
$robots_first_1 = $robots_first[1];
$robots_second_0 = $robots_second[0];
$iterator->append($robots_first);
$iterator->append($robots_second);
$iterator->rewind();
$this->assertTrue($iterator->valid());
$this->assertEquals($iterator->key(), 0);
$this->assertEquals($iterator->getIteratorIndex(), 0);
$this->assertEquals(get_class($iterator->current()), 'Robots');
$this->assertEquals($robots_first_0->name, $iterator->current()->name);
$iterator->next();
$this->assertTrue($iterator->valid());
$this->assertEquals($iterator->key(), 1);
$this->assertEquals($iterator->getIteratorIndex(), 0);
$this->assertEquals(get_class($iterator->current()), 'Robots');
$this->assertEquals($robots_first_1->name, $iterator->current()->name);
$iterator->next();
$this->assertTrue($iterator->valid());
$this->assertEquals($iterator->key(), 0);
$this->assertEquals($iterator->getIteratorIndex(), 1);
$this->assertEquals(get_class($iterator->current()), 'Robots');
$this->assertEquals($robots_second_0->name, $iterator->current()->name);
$iterator->next();
$this->assertFalse($iterator->valid());
}
