function testOperatorShortcut()
{
$a = new Collection(range(0, 10));
$this->assertEquals(range(0, 7), $a->remove(Operator::gt(7))->asArray());
}
function testOperatorShortcut()
{
$a = new Collection(range(0, 10));
$this->assertEquals(range(0, 7), $a->remove(Operator::gt(7))->asArray());
}