Online PHP editor | perf for dE5FC

<?php function setKey($session_keys, $value) { $current_key = ''; $counter = 0; $prev_step = $_SESSION; try { $session_keys_array = explode(':', $session_keys); foreach ($session_keys_array as $key) { $counter++; $current_key .= '[\'' . $key . '\']'; if (count($session_keys_array) > $counter) { if (is_array($prev_step) && !array_key_exists($key, $prev_step)) { eval('$_SESSION' . $current_key . ' = array();'); } else if (!is_array($prev_step) || (array_key_exists($key, $prev_step)) && !is_array($prev_step[$key]) ) { throw new Exception ("\$_SESSION$current_key is not an array"); } eval('$prevStep = $_SESSION' . $current_key . ';'); } else { eval('$_SESSION' . $current_key . ' = ' . $value . ';'); } } } catch (Exception $e) { //TODO:log notice if Session[currentKey] is not an array echo $e->getMessage(); return false; } return eval('$_SESSION' . $current_key . ';'); } function setSessionTestingData() { $agent = 5; $ticket = 6; $_SESSION = array( 'agent_id' => '2', 'ticket_id' => '3', 'agent' => $agent, 'ticket' => $ticket, 'sub_array' => array( 'sub' => 4, 'agent' => $agent, 'ticket' => $ticket, ), ); return $_SESSION; } $_SESSION = setSessionTestingData(); var_dump(setKey('sub_array:sub:unexistant:none', '4')); !empty($_SESSION['sub_array']['sub']['unexistant']); var_dump(!isset($_SESSION['sub_array']['sub']['unexistant']);

Version	System time (s)	User time (s)	Memory (MiB)
7.0.2	0.030	0.077	20.20
7.0.1	0.010	0.083	20.15
7.0.0	0.017	0.050	20.33
5.6.17	0.023	0.080	20.60
5.6.16	0.007	0.080	20.55
5.6.15	0.000	0.047	18.15
5.6.14	0.010	0.060	18.16
5.6.13	0.007	0.047	18.28
5.6.12	0.007	0.083	21.01
5.6.11	0.020	0.070	21.06
5.6.10	0.007	0.057	21.00
5.6.9	0.010	0.083	21.05
5.6.8	0.007	0.060	20.39
5.5.31	0.030	0.070	20.26
5.5.30	0.003	0.063	17.93
5.5.29	0.010	0.087	18.07
5.5.28	0.003	0.043	20.89
5.5.27	0.003	0.057	20.91
5.5.26	0.007	0.090	20.98
5.5.25	0.007	0.037	20.68
5.5.24	0.020	0.067	20.20