3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $c = 0; public function __construct($c) { print($this->c); print($c); } } class B extends A { public function __construct($c) { parent::__construct(++$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)
8.3.60.0070.00716.88
8.3.50.0100.00822.84
8.3.40.0070.00718.79
8.3.30.0140.00019.04
8.3.20.0040.00420.39
8.3.10.0000.00823.41
8.3.00.0000.00817.50
8.2.180.0100.01016.50
8.2.170.0100.00322.96
8.2.160.0130.00320.38
8.2.150.0070.00024.18
8.2.140.0080.00024.66
8.2.130.0110.00726.16
8.2.120.0040.00421.09
8.2.110.0060.00319.41
8.2.100.0080.00417.78
8.2.90.0000.00919.55
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0030.00617.91
8.2.50.0030.00618.07
8.2.40.0040.00418.34
8.2.30.0040.00418.19
8.2.20.0000.00817.61
8.2.10.0040.00418.08
8.2.00.0040.00417.60
8.1.280.0080.00625.92
8.1.270.0030.00621.96
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0180.00019.30
8.1.230.0040.00821.00
8.1.220.0030.00617.77
8.1.210.0110.00018.97
8.1.200.0060.00317.22
8.1.190.0050.00317.00
8.1.180.0040.00418.10
8.1.170.0030.00618.51
8.1.160.0040.00422.05
8.1.150.0000.00818.81
8.1.140.0050.00317.38
8.1.130.0030.00317.80
8.1.120.0040.00417.29
8.1.110.0000.00717.37
8.1.100.0000.00717.28
8.1.90.0030.00717.39
8.1.80.0020.00517.37
8.1.70.0000.00717.36
8.1.60.0080.00017.53
8.1.50.0030.00517.48
8.1.40.0000.00817.45
8.1.30.0060.00317.54
8.1.20.0040.00417.54
8.1.10.0080.00017.53
8.1.00.0000.00717.53
8.0.300.0080.00019.89
8.0.290.0040.00416.75
8.0.280.0040.00418.51
8.0.270.0030.00317.27
8.0.260.0060.00017.16
8.0.250.0030.00316.94
8.0.240.0000.00716.94
8.0.230.0040.00416.87
8.0.220.0000.00716.78
8.0.210.0040.00416.77
8.0.200.0000.00716.79
8.0.190.0080.00016.80
8.0.180.0040.00416.90
8.0.170.0050.00316.73
8.0.160.0000.00816.73
8.0.150.0000.00816.79
8.0.140.0000.00916.68
8.0.130.0030.00313.31
8.0.120.0080.00016.72
8.0.110.0050.00316.82
8.0.100.0000.00716.69
8.0.90.0030.00316.86
8.0.80.0090.01216.75
8.0.70.0000.00716.93
8.0.60.0000.00816.84
8.0.50.0040.00416.70
8.0.30.0130.00517.03
8.0.20.0130.00617.40
8.0.10.0070.00016.81
8.0.00.0070.01216.76
7.4.330.0050.00015.00
7.4.320.0030.00316.58
7.4.300.0040.00416.51
7.4.290.0060.00316.40
7.4.280.0000.00716.62
7.4.270.0000.00816.55
7.4.260.0000.00716.57
7.4.250.0020.00516.47
7.4.240.0000.00716.55
7.4.230.0070.00016.25
7.4.220.0070.01016.63
7.4.210.0040.01116.45
7.4.200.0030.00316.39
7.4.160.0090.00616.45
7.4.150.0090.00817.40
7.4.140.0110.00617.86
7.4.130.0100.01016.46
7.4.120.0060.01116.43
7.4.110.0100.00716.51
7.4.100.0110.00616.48
7.4.90.0160.00616.67
7.4.80.0100.00719.39
7.4.70.0130.00416.44
7.4.60.0060.01316.38
7.4.50.0020.00216.46
7.4.40.0030.01316.49
7.4.30.0090.00616.45
7.4.00.0050.01214.69
7.3.330.0030.00313.12
7.3.320.0020.00213.26
7.3.310.0050.00316.20
7.3.300.0080.00016.21
7.3.290.0130.00316.26
7.3.280.0090.00916.30
7.3.270.0030.01417.40
7.3.260.0110.00616.56
7.3.240.0120.00316.40
7.3.230.0030.01416.39
7.3.210.0070.01016.29
7.3.200.0180.00719.39
7.3.190.0180.00416.32
7.3.180.0120.00316.24
7.3.170.0030.01316.52
7.3.160.0110.00416.35
7.3.120.0070.01114.89
7.3.110.0070.01114.39
7.3.100.0070.01014.93
7.3.90.0030.00714.76
7.3.80.0040.01115.13
7.3.70.0030.00614.83
7.3.60.0030.01314.61
7.3.50.0090.00314.64
7.3.40.0030.00514.82
7.3.30.0070.00314.71
7.3.20.0040.00416.59
7.3.10.0060.00816.70
7.3.00.0080.00616.65
7.2.330.0060.01216.45
7.2.320.0100.00716.57
7.2.310.0070.01116.54
7.2.300.0030.01316.79
7.2.290.0090.01316.73
7.2.250.0090.00914.88
7.2.240.0030.01814.79
7.2.230.0040.00715.16
7.2.220.0070.00415.07
7.2.210.0090.00614.92
7.2.200.0030.00615.12
7.2.190.0000.01514.94
7.2.180.0070.00715.23
7.2.170.0040.01114.71
7.2.130.0080.00717.04
7.2.120.0030.00817.03
7.2.110.0120.00716.71
7.2.100.0040.01116.80
7.2.90.0060.00616.92
7.2.80.0100.00716.96
7.2.70.0050.00616.83
7.2.60.0040.01017.02
7.2.50.0020.01016.82
7.2.40.0040.01216.94
7.2.30.0040.00916.73
7.2.20.0040.01017.00
7.2.10.0020.01416.95
7.2.00.0010.01017.75
7.1.330.0070.01016.00
7.1.320.0000.01315.76
7.1.310.0090.00015.57
7.1.300.0090.00615.69
7.1.290.0000.01115.69
7.1.280.0000.01415.54
7.1.270.0030.01015.70
7.1.260.0030.00715.64
7.1.250.0060.00815.59
7.1.240.0040.00415.78
7.1.230.0080.00015.75
7.1.220.0090.00615.75
7.1.210.0000.01115.75
7.1.200.0060.00615.70
7.1.190.0040.00815.47
7.1.180.0070.00715.57
7.1.170.0030.01015.61
7.1.160.0080.00315.80
7.1.150.0120.00015.68
7.1.140.0000.01515.81
7.1.130.0060.00315.53
7.1.120.0060.00615.90
7.1.110.0090.00615.73
7.1.100.0060.00616.93
7.1.90.0000.01615.65
7.1.80.0140.00015.81
7.1.70.0060.00516.44
7.1.60.0000.01417.65
7.1.50.0150.00516.29
7.1.40.0070.00315.66
7.1.30.0060.00615.64
7.1.20.0120.00015.72
7.1.10.0030.01015.68
7.1.00.0080.03818.93
7.0.330.0070.00015.05
7.0.320.0130.00015.30
7.0.310.0060.00615.16
7.0.300.0040.00415.02
7.0.290.0000.01315.25
7.0.280.0030.00615.18
7.0.270.0070.00715.25
7.0.260.0030.01015.22
7.0.250.0030.00615.24
7.0.240.0070.00415.33
7.0.230.0000.01315.14
7.0.220.0000.01515.43
7.0.210.0110.00015.20
7.0.200.0070.00315.83
7.0.190.0100.00615.32
7.0.180.0000.00915.23
7.0.170.0000.00815.28
7.0.160.0030.00615.25
7.0.150.0070.01015.34
7.0.140.0020.04618.47
7.0.130.0070.00315.36
7.0.120.0040.00815.38
7.0.110.0000.01015.18
7.0.100.0060.00915.22
7.0.90.0050.00615.11
7.0.80.0030.01015.27
7.0.70.0030.00515.19
7.0.60.0070.03717.63
7.0.50.0100.03816.61
7.0.40.0030.02516.68
7.0.30.0120.02816.78
7.0.20.0200.02316.85
7.0.10.0080.02116.58
7.0.00.0100.04016.83
5.6.380.0130.00314.20
5.6.370.0040.01114.30
5.6.360.0030.01314.11
5.6.350.0040.01114.36
5.6.340.0090.00414.32
5.6.330.0030.01014.29
5.6.320.0060.00914.20
5.6.310.0030.01314.48
5.6.300.0060.00314.39
5.6.290.0060.00914.47
5.6.280.0050.03817.43
5.6.270.0030.00614.32
5.6.260.0040.00714.52
5.6.250.0060.00614.38
5.6.240.0000.01114.51
5.6.230.0030.00714.14
5.6.220.0000.01014.10
5.6.210.0060.04217.30
5.6.200.0030.03216.14
5.6.190.0070.03017.38
5.6.180.0190.03517.40
5.6.170.0210.03517.39
5.6.160.0030.04117.38
5.6.150.0050.02216.16
5.6.140.0070.04516.26
5.6.130.0080.03516.21
5.6.120.0030.04217.65
5.6.110.0030.02817.83
5.6.100.0030.03817.59
5.6.90.0070.04517.70
5.6.80.0080.03317.47
5.6.70.0100.00314.14
5.6.60.0030.00614.22
5.6.50.0030.00614.04
5.6.40.0110.00014.18
5.6.30.0030.00714.17
5.6.20.0030.01014.29
5.6.10.0030.00914.09
5.6.00.0030.01014.33
5.5.380.0030.00711.00
5.5.370.0040.00711.14
5.5.360.0050.00511.10
5.5.350.2120.02715.72
5.5.340.0040.04314.52
5.5.330.0070.04015.93
5.5.320.0220.03815.82
5.5.310.0130.03815.86
5.5.300.0050.02514.51
5.5.290.0030.04314.74
5.5.280.0000.04916.09
5.5.270.0050.04516.10
5.5.260.0050.02115.83
5.5.250.0020.02315.89
5.5.240.0110.04015.65
5.5.230.0000.00611.01
5.5.220.0000.01011.25
5.5.210.0050.00011.22
5.5.200.0030.00611.13
5.5.190.0030.00511.27
5.5.180.0090.00311.00
5.5.170.0040.00711.00
5.5.160.0070.00311.00
5.5.150.0040.00411.15
5.5.140.0040.00411.14
5.5.130.0000.01111.27
5.5.120.0060.00311.29
5.5.110.0090.00311.19
5.5.100.0060.00311.00
5.5.90.0000.00711.28
5.5.80.0070.00411.01
5.5.70.0000.01011.00
5.5.60.0000.00611.04
5.5.50.0040.00711.24
5.5.40.0100.00011.23
5.5.30.0000.00711.00
5.5.20.0060.00611.00
5.5.10.0060.00311.00
5.5.00.0070.00011.00
5.4.450.0400.01715.39
5.4.440.0530.02815.27
5.4.430.0510.02015.27
5.4.420.0060.02515.45
5.4.410.0600.02215.17
5.4.400.0550.02314.94
5.4.390.0650.02315.17
5.4.380.0180.03014.93
5.4.370.0230.03114.87
5.4.360.0150.03514.99
5.4.350.0180.02915.01
5.4.340.0210.02614.90
5.4.330.0000.01011.15
5.4.320.0080.02311.84
5.4.310.0040.02011.75
5.4.300.0030.02511.79
5.4.290.0070.01811.90
5.4.280.0040.02211.70
5.4.270.0050.02411.70
5.4.260.0070.02511.80
5.4.250.0070.02411.70
5.4.240.0020.02211.70
5.4.230.0030.02111.80
5.4.220.0040.02211.70
5.4.210.0030.02311.70
5.4.200.0040.02211.72
5.4.190.0050.01911.70
5.4.180.0070.02011.80
5.4.170.0020.02311.70
5.4.160.0080.02111.70
5.4.150.0030.02111.70
5.4.140.0050.02411.54
5.4.130.0060.02211.58
5.4.120.0040.02411.51
5.4.110.0050.01911.53
5.4.100.0060.01911.51
5.4.90.0040.02711.57
5.4.80.0070.01911.51
5.4.70.0060.02211.51
5.4.60.0040.02811.52
5.4.50.0040.02411.51
5.4.40.0070.02411.50
5.4.30.0040.02511.53
5.4.20.0060.01911.50
5.4.10.0040.01911.50
5.4.00.0040.02711.25
5.3.290.0060.02211.90
5.3.280.0060.02811.86
5.3.270.0020.02211.87
5.3.260.0080.02711.86
5.3.250.0050.02511.86
5.3.240.0040.02911.86
5.3.230.0070.02611.86
5.3.220.0040.02311.84
5.3.210.0060.02411.84
5.3.200.0020.02511.84
5.3.190.0040.02611.84
5.3.180.0020.02311.84
5.3.170.0040.02411.84
5.3.160.0070.02311.84
5.3.150.0030.02211.84
5.3.140.0030.02211.83
5.3.130.0040.02211.83
5.3.120.0020.02311.83
5.3.110.0070.01911.83
5.3.100.0070.01611.56
5.3.90.0050.02011.56
5.3.80.0060.01911.56
5.3.70.0050.01911.55
5.3.60.0070.02011.54
5.3.50.0040.02611.51
5.3.40.0070.01811.52
5.3.30.0060.01811.49
5.3.20.0050.01911.38
5.3.10.0040.02111.37
5.3.00.0070.01811.36
5.2.170.0050.01810.12
5.2.160.0040.01510.11
5.2.150.0040.01710.11
5.2.140.0050.01610.11
5.2.130.0050.01610.09
5.2.120.0030.01510.09
5.2.110.0040.01810.10
5.2.100.0030.01610.09
5.2.90.0050.01410.09
5.2.80.0030.01710.09
5.2.70.0030.02310.09
5.2.60.0020.02310.07
5.2.50.0020.02310.05
5.2.40.0050.02010.04
5.2.30.0050.01910.03
5.2.20.0030.02010.02
5.2.10.0040.0169.98
5.2.00.0040.0169.91
5.1.60.0020.0159.55
5.1.50.0020.0159.54
5.1.40.0030.0149.54
5.1.30.0040.0159.71
5.1.20.0030.0149.72
5.1.10.0030.0149.59
5.1.00.0050.0129.59
5.0.50.0030.0118.82
5.0.40.0010.0148.75
5.0.30.0050.0148.66
5.0.20.0010.0128.64
5.0.10.0020.0128.63
5.0.00.0030.0168.63
4.4.90.0010.0117.89
4.4.80.0020.0087.88
4.4.70.0020.0097.88
4.4.60.0020.0107.88
4.4.50.0020.0097.89
4.4.40.0030.0137.86
4.4.30.0010.0117.88
4.4.20.0040.0077.92
4.4.10.0020.0107.92
4.4.00.0040.0137.88
4.3.110.0020.0117.83
4.3.100.0000.0107.83
4.3.90.0040.0077.82
4.3.80.0030.0127.79
4.3.70.0030.0097.82
4.3.60.0030.0087.81
4.3.50.0010.0107.82
4.3.40.0010.0147.77
4.3.30.0020.0097.15
4.3.20.0010.0127.14
4.3.10.0030.0097.12
4.3.00.0220.01713.49

preferences:
50.92 ms | 400 KiB | 5 Q