3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Mailer{ } class Container { static protected $shared = array(); protected $parameters = array(); public function __construct(array $parameters = array()) { $this->parameters = $parameters; } var_dump($parameters); // ... public function getMailer() { if (isset(self::$shared['mailer'])) { return self::$shared['mailer']; } $class = $this->parameters['mailer.class']; $mailer = new $class(); return self::$shared['mailer'] = $mailer; } } $container = new Container(array( 'mailer.username' => 'foo', 'mailer.password' => 'bar', 'mailer.class' => 'Mailer', )); $mailer = $container->getMailer(); var_dump($mailer);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
7.0.120.0070.05722.10
7.0.110.0030.06322.19
7.0.100.0170.07322.17
7.0.90.0070.08322.05
7.0.80.0030.06321.97
7.0.70.0070.06322.02
7.0.60.0070.05722.00
7.0.50.0170.06722.00
7.0.40.0170.07322.20
7.0.30.0030.07721.98
7.0.20.0070.07021.97
7.0.10.0030.05721.98
7.0.00.0100.06322.04
5.6.270.0030.06020.85
5.6.260.0070.05321.09
5.6.250.0070.05721.04
5.6.240.0070.06721.11
5.6.230.0170.04721.03
5.6.220.0000.06320.98
5.6.210.0130.07020.98
5.6.200.0030.07721.07
5.6.190.0130.05320.75
5.6.180.0130.05020.76
5.6.170.0100.05320.93
5.6.160.0070.05721.04
5.6.150.0000.06320.75
5.6.140.0070.06021.09
5.6.130.0230.06720.80
5.6.120.0070.07720.79
5.6.110.0030.08720.99
5.6.100.0070.05721.01
5.6.90.0130.04720.82
5.6.80.0130.05020.23
5.6.70.0030.06020.20
5.6.60.0070.05720.18
5.6.50.0130.06720.21
5.6.40.0070.07720.38
5.6.30.0170.07020.43
5.6.20.0070.05320.44
5.6.10.0030.05320.36
5.6.00.0130.06720.09

preferences:
142.62 ms | 1394 KiB | 7 Q