});
// => [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:
$stooges = [['name' => 'moe', 'age' => 40], ['name' => 'larry', 'age' => 50], ['name' => 'curly', 'age' => 60]];
_::indexBy($stooges, 'age');
// => [
// "40" => ['name' => 'moe', 'age' => 40],
// "50" => ['name' => 'larry', 'age' => 50],
// "60" => ['name' => 'curly', 'age' => 60]
// ]
countBy:
_::countBY([1, 2, 3, 4, 5], function ($num) {
return $num % 2 == 0 ? 'even' : 'odd';
});
// => ['odd' => 3, 'even' => 2]
shuffle:
_::shuffle([1, 2, 3, 4, 5, 6]);
// => [4, 1, 6, 3, 5, 2]
sample:
_::sample([1, 2, 3, 4, 5, 6]);
// => 4
_::sample([1, 2, 3, 4, 5, 6], 3);
// => [1, 6, 2]
toArray:
$object = new stdClass();
$object->one = 1;
$object->two = 2;
$object->three = 3;
