3v4l.org

run code in 300+ PHP versions simultaneously
<?php function getTopNews($number = 5,$reset =false) { static $cache = false; //cache reset if ($reset) $cache = false; //cache get if ($cache){ echo 'cache '; return $cache; } else { echo 'query '; /*$res = db_query("SELECT id,header,content FROM `news` ORDER BY id DESC LIMIT %d",(int)$number); while($row = db_fetch_array($res)){ $out[] = $row; } */ $out ='db'; //cache set $cache = $out; } return $out; } echo getTopNews(); echo '<br />'; echo getTopNews();
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6
query db<br />cache db
preferences:
311.71 ms | 406 KiB | 457 Q