public function testChunks()
{
$this->eq(s::chunks('abcde', 2), array('ab', 'cd', 'e'));
$this->eq(s::chunks('abc', 4), array('abc'));
$this->eq(s::chunks('', 3), array());
}
public function chunks($n)
{
return new XArray(s::chunks($this->value, $n));
}
