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run code in 200+ php & hhvm versions
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<?php var_dump(preg_match_all('/([0-9]{4,6})/', "ben dört 1234 haneli bir sayıyım", $deger)); var_dump($deger);
based on cufat
Output for 5.6.0 - 5.6.30, hhvm-3.15.4, 7.0.0 - 7.2.0
int(1) array(2) { [0]=> array(1) { [0]=> string(4) "1234" } [1]=> array(1) { [0]=> string(4) "1234" } }