public function testCanFlattenArraysToCustomNotation() { $array = ['foo' => 'bar', 'kal' => ['foo' => ['bar', 'ter']]]; $flattened = ['foo' => 'bar', 'kal/foo/0' => 'bar', 'kal/foo/1' => 'ter']; $flatten = Arr::flatten($array, '/'); $this->assertEquals($flatten, $flattened); }