php pattern player player subject 213123sasds фывыф player1213 asdsda

<?php
$pattern = '/(?P<player>@ player[\d]+)/';
$subject = '213123sasds фывыф @ player1213 asdsda фывыфв @ player56';
$matches = array();

if(preg_match_all($pattern, $subject, $matches))
	$players = $matches['player'];
else
	$players = array();

foreach($players as $player)
	echo $player, PHP_EOL;