invoke: _::invoke([[5, 1, 7], [3, 2, 1]], 'sort'); // => [[1, 5, 7], [1, 2, 3] pluck: $stooges = [['name' => 'moe', 'age' => 40], ['name' => 'larry', 'age' => 50], ['name' => 'curly', 'age' => 60]]; _::pluck($stooges, 'name'); // => ['moe','larry','curly'] max: $stooges = [['name' => 'moe', 'age' => 40], ['name' => 'larry', 'age' => 50], ['name' => 'curly', 'age' => 60]]; _::max($stooges, function ($stooge) { return $stooge['age']; }); // => 60 min: $numbers = [10, 5, 100, 2, 10000]; _::min($numbers); // => 2 sortBy: _::sortBy([1, 2, 3, 4, 5, 6], function ($num) { return sin($num); }); // => [5, 4, 6, 3, 1, 2] groupBy: _::groupBy([1.3, 2.1, 2.4], function ($num) { return floor($num); }); // => [1 => [1.3], 2 => [2.1, 2.4]] $values = [['val' => 'one', 'length' => 3], ['val' => 'two', 'length' => 3], ['val' => 'three', 'length' => 5]]; _::groupBy($values, 'length'); // => [3 => [['val' => 'one', 'lenght' => 3], ['val' => 'two', 'length' => 3], 5 => [['val' => 'three', 'length' => 5]]] indexBy: