function _pick($object, $keys)
{
return Underscore::pick($object, $keys);
}
/**
* @tags objects
*/
public function testPick()
{
// it should be able to extract certain keys from a list and preserve the general type
$this->array(_::pick(['a' => 1, 'b' => 2, 'c' => 3], ['b', 'c']))->isEqualTo(['b' => 2, 'c' => 3]);
// 2nd form
$this->array(_::pick(['a' => 1, 'b' => 2, 'c' => 3], 'b', 'c'))->isEqualTo(['b' => 2, 'c' => 3]);
// it shoud ignore keys that are not part of the list/object
$object = new \stdClass();
$object->a = 1;
$this->object(_::pick($object, 'a', 'b', 'c'))->isEqualTo((object) ['a' => 1]);
// it should preserve keys order of picked keys
$this->array(_::pick(['a' => 1, 'b' => 2, 'c' => 3], 'c', 'b', 'a'))->keys->isEqualTo(['c', 'b', 'a']);
}
