lithium\util\Collection::map()

public method

Applies a callback to a copy of all data in the collection and returns the result.

Parameters

  • callback $filter

    The filter to apply.
  • array $options

    The available options are:

    • 'collect': If true, the results will be returned wrapped in a new Collection object or subclass.

Returns

mixed

The filtered items. Will be an array unless 'collect' is defined in the $options argument, then an instance of this class will be returned.

Source

	public function map($filter, array $options = []) {
		$defaults = ['collect' => true];
		$options += $defaults;
		$data = array_map($filter, $this->_data);

		if ($options['collect']) {
			$class = get_class($this);
			return new $class(compact('data'));
		}
		return $data;
	}