Unsets an offset.
| public offsetUnset ( string $offset ) | ||
| $offset | string | The offset to unset. |
/**
* Tests the `ArrayAccess` interface implementation for manipulating values by direct offsets.
*
* @return void
*/
public function testArrayAccessOffsetMethods()
{
$collection = new Collection(array('data' => array('foo', 'bar', 'baz' => 'dib')));
$this->assertTrue($collection->offsetExists(0));
$this->assertTrue($collection->offsetExists(1));
$this->assertTrue($collection->offsetExists('0'));
$this->assertTrue($collection->offsetExists('baz'));
$this->assertFalse($collection->offsetExists('2'));
$this->assertFalse($collection->offsetExists('bar'));
$this->assertFalse($collection->offsetExists(2));
$this->assertEqual('foo', $collection->offsetSet('bar', 'foo'));
$this->assertTrue($collection->offsetExists('bar'));
$this->assertNull($collection->offsetUnset('bar'));
$this->assertFalse($collection->offsetExists('bar'));
}
/**
* Tests the `ArrayAccess` interface implementation for manipulating values by direct offsets.
*/
public function testArrayAccessOffsetMethods()
{
$collection = new Collection(array('data' => array('foo', 'bar', 'baz' => 'dib')));
$this->assertTrue($collection->offsetExists(0));
$this->assertTrue($collection->offsetExists(1));
$this->assertTrue($collection->offsetExists('0'));
$this->assertTrue($collection->offsetExists('baz'));
$this->assertFalse($collection->offsetExists('2'));
$this->assertFalse($collection->offsetExists('bar'));
$this->assertFalse($collection->offsetExists(2));
$this->assertEqual('foo', $collection->offsetSet('bar', 'foo'));
$this->assertTrue($collection->offsetExists('bar'));
$this->assertNull($collection->offsetUnset('bar'));
$this->assertFalse($collection->offsetExists('bar'));
$data = array('Hello', 2, 3, null, 6, false, true, 0);
$collection = new Collection(array('data' => $data));
$cpt = 0;
foreach ($collection as $i => $word) {
$this->assertTrue(isset($collection[$cpt]));
$cpt++;
}
$this->assertIdentical(8, $cpt);
}
