public function testArrayColumn()
{
$array = array(array('name' => 'John Doe', 'age' => 24), array('name' => 'Alice Jane', 'age' => 20), array('name' => 'Bob Joe', 'age' => 26));
$this->assertEquals(array('John Doe', 'Alice Jane', 'Bob Joe'), ArrayUtils::arrayColumn($array, 'name'));
$this->assertEquals(array(24, 20, 26), ArrayUtils::arrayColumn($array, 'age'));
}
