<?php
$string = '[{"id":0,"name":"Sklep: napisz \/sklepsms","score":0,"time":15153.106445312,"gq_name":"Sklep: napisz \/sklepsms","gq_score":0,"gq_time":15153.106445312},{"id":1,"name":"TVN24 [HLTV]","score":0,"time":10025.737304688,"gq_name":"TVN24 [HLTV]","gq_score":0,"gq_time":10025.737304688}]';
$arr = array();
$arr['players'] = json_decode($string, true);
foreach($arr['players'] as $player) {
print $player['gq_name'].'<br>';
}
print '<pre>';
print_r($arr);
print '</pre>';