3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $c = 0; public function A($c) { print($this->c); print($c); } } class B extends A { public function B$c) { parent::B(++$this->c > 0 ? ++$c : -1); } } $b = new B(2);

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)
5.4.320.0530.05319.23
5.4.310.0570.04319.12
5.4.300.0530.06718.95
5.4.290.0500.04319.16
5.4.280.0470.06319.03
5.4.270.0530.07019.07
5.4.260.0630.05319.17
5.4.250.0630.07319.30
5.4.240.0530.06019.08
5.4.230.0570.03719.22
5.4.220.0570.06319.20
5.4.210.0430.03319.16
5.4.200.0470.03318.99
5.4.190.0470.03019.07
5.4.180.0400.03319.23
5.4.170.0400.04319.20
5.4.160.0470.05318.92
5.4.150.0300.04318.97
5.4.140.0470.03716.44
5.4.130.0400.04716.56
5.4.120.0430.05016.38
5.4.110.0400.04016.61
5.4.100.0370.04716.59
5.4.90.0400.04016.63
5.4.80.0470.04716.55
5.4.70.0470.03316.60
5.4.60.0400.06716.52
5.4.50.0430.05316.55
5.4.40.0570.05016.57
5.4.30.0570.04716.53
5.4.20.0570.05716.22
5.4.10.0400.05016.18
5.4.00.0470.06315.95
5.3.290.0530.05314.75
5.3.280.0530.03714.56
5.3.270.0600.05014.50
5.3.260.0600.05714.66
5.3.250.0570.04714.70
5.3.240.0570.06314.53
5.3.230.0470.06014.70
5.3.220.0470.04714.56
5.3.210.0500.06314.79
5.3.200.0530.06014.71
5.3.190.0530.06014.58
5.3.180.0500.07014.47
5.3.170.0530.06014.48
5.3.160.0530.02714.79
5.3.150.0570.06014.59
5.3.140.0430.04014.78
5.3.130.0570.06014.47
5.3.120.0470.04014.47
5.3.110.0600.06014.66
5.3.100.0500.04314.27
5.3.90.0530.07013.95
5.3.80.0600.07713.93
5.3.70.0570.03013.93
5.3.60.0530.03713.94
5.3.50.0500.06314.03
5.3.40.0530.05713.84
5.3.30.0500.04014.13
5.3.20.0370.03713.78
5.3.10.0500.06013.81
5.3.00.0470.03713.62
5.2.170.0430.05712.77
5.2.160.0500.04712.77
5.2.150.0430.05312.77
5.2.140.0470.05312.77
5.2.130.0370.03712.77
5.2.120.0400.05712.77
5.2.110.0430.04712.77
5.2.100.0400.05712.77
5.2.90.0370.04012.77
5.2.80.0470.05312.77
5.2.70.0470.05012.77
5.2.60.0370.03712.77
5.2.50.0470.04712.77
5.2.40.0270.05012.77
5.2.30.0430.04712.77
5.2.20.0300.05312.77
5.2.10.0330.02712.77
5.2.00.0270.03012.77
5.1.60.0330.04012.77
5.1.50.0330.03012.77
5.1.40.0330.04712.77
5.1.30.0470.03712.77
5.1.20.0430.04312.77
5.1.10.0430.04312.77
5.1.00.0300.04312.77
5.0.50.0170.04312.77
5.0.40.0230.03712.77
5.0.30.0170.03312.77
5.0.20.0170.02712.77
5.0.10.0130.04712.77
5.0.00.0200.05712.77
4.4.90.0170.03312.77
4.4.80.0230.01712.77
4.4.70.0230.02012.77
4.4.60.0130.02012.77
4.4.50.0200.02312.77
4.4.40.0170.02312.77
4.4.30.0300.01012.77
4.4.20.0200.03312.77
4.4.10.0170.02012.77
4.4.00.0200.04712.77
4.3.110.0170.02712.77
4.3.100.0170.03712.77
4.3.90.0130.03012.77
4.3.80.0130.02712.77
4.3.70.0170.03012.77
4.3.60.0170.02012.77
4.3.50.0200.03312.77
4.3.40.0230.04712.77
4.3.30.0130.03012.77
4.3.20.0100.03012.77
4.3.10.0130.03012.77
4.3.00.0100.02012.77

preferences:
147.61 ms | 1394 KiB | 7 Q