public function testRemove()
{
$bag = new Bag(['foo' => 'bar', 'hello' => 'world']);
$bag->remove('foo');
$this->assertEquals(null, $bag->get('foo'));
$this->assertEquals('world', $bag->get('hello'));
}
public function remove($path)
{
$parts = explode('/', $path);
if (count($parts) <= 1) {
return parent::remove($path);
}
// Loop to collection above item to remove
$previousKey = null;
$current = $this;
while (count($parts) > 1) {
$key = array_shift($parts);
if (!Utils::isArrayAccessible($current)) {
throw new \RuntimeException("Trying to remove path {$path}, " . "but {$previousKey} is not array accessible");
}
$previousKey = $key;
if (!isset($current[$key])) {
return null;
}
$current =& $this->getSubCollection($current, $key);
}
// $key currently is key of current collection.
// We need the key of the item to remove in current collection.
$key = array_shift($parts);
if (!Utils::isArrayAccessible($current)) {
throw new \RuntimeException("Trying to remove path {$path}, " . "but {$previousKey} is not array accessible");
}
if ($current instanceof Bag) {
return $current->remove($key);
}
unset($current[$key]);
return null;
}