3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { var $c; function a() { $this->c = 10; }} class B extends A { function print_a() { echo $this->c; }} $b = new B; $b->print_a();

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)
8.3.70.0120.00916.13
8.3.60.0120.00316.59
8.3.50.0140.00521.04
8.3.40.0150.00018.67
8.3.30.0120.00318.42
8.3.20.0070.00020.29
8.3.10.0070.00021.73
8.3.00.0030.00521.94
8.2.190.0070.01016.71
8.2.180.0100.01018.41
8.2.170.0110.00422.96
8.2.160.0100.00320.57
8.2.150.0070.00024.18
8.2.140.0070.00024.66
8.2.130.0070.00021.14
8.2.120.0060.00326.35
8.2.110.0100.00021.00
8.2.100.0070.00417.80
8.2.90.0040.00419.23
8.2.80.0050.00317.97
8.2.70.0080.00317.63
8.2.60.0040.00417.90
8.2.50.0110.00018.09
8.2.40.0000.00822.10
8.2.30.0050.00519.35
8.2.20.0070.00017.73
8.2.10.0030.00318.05
8.2.00.0000.00718.10
8.1.280.0110.00425.92
8.1.270.0080.00022.15
8.1.260.0040.00428.09
8.1.250.0040.00428.09
8.1.240.0090.00022.55
8.1.230.0030.00718.97
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0090.00017.23
8.1.190.0040.00417.00
8.1.180.0050.00318.10
8.1.170.0000.00818.53
8.1.160.0000.00720.70
8.1.150.0040.00420.54
8.1.140.0030.00619.56
8.1.130.0030.00517.68
8.1.120.0050.00317.40
8.1.110.0000.00717.34
8.1.100.0050.00217.25
8.1.90.0030.00517.44
8.1.80.0100.00017.38
8.1.70.0030.00317.38
8.1.60.0000.00817.46
8.1.50.0030.00517.53
8.1.40.0060.00317.42
8.1.30.0050.00317.57
8.1.20.0040.00417.61
8.1.10.0040.00417.58
8.1.00.0000.00817.54
8.0.300.0000.00818.77
8.0.290.0040.00416.63
8.0.280.0000.00718.36
8.0.270.0030.00317.17
8.0.260.0030.00317.25
8.0.250.0030.00317.02
8.0.240.0030.00316.78
8.0.230.0030.00316.94
8.0.220.0000.00716.71
8.0.210.0030.00316.84
8.0.200.0000.00716.81
8.0.190.0070.00316.79
8.0.180.0040.00416.88
8.0.170.0000.00816.84
8.0.160.0000.00716.81
8.0.150.0030.00516.59
8.0.140.0070.00016.68
8.0.130.0070.00013.29
8.0.120.0050.00316.70
8.0.110.0000.00816.74
8.0.100.0000.00716.93
8.0.90.0050.00216.89
8.0.80.0090.00916.87
8.0.70.0030.00516.66
8.0.60.0040.00416.81
8.0.50.0050.00316.71
8.0.30.0120.00517.12
8.0.20.0110.00817.40
8.0.10.0030.00516.99
8.0.00.0110.00716.68
7.4.330.0000.00616.78
7.4.320.0000.00616.47
7.4.300.0040.00416.60
7.4.290.0000.00916.64
7.4.280.0000.00716.47
7.4.270.0000.00616.54
7.4.260.0030.00316.50
7.4.250.0080.00016.55
7.4.240.0000.00816.64
7.4.230.0040.00316.67
7.4.220.0140.00416.63
7.4.210.0180.00316.45
7.4.200.0020.00516.68
7.4.160.0070.01416.62
7.4.150.0120.00617.40
7.4.140.0130.01017.86
7.4.130.0100.01416.55
7.4.120.0080.01016.61
7.4.110.0130.00316.60
7.4.100.0030.01516.53
7.4.90.0110.00616.48
7.4.80.0190.00619.39
7.4.70.0170.00316.53
7.4.60.0090.00616.55
7.4.50.0040.01116.33
7.4.40.0130.00616.31
7.4.30.0130.00416.47
7.4.00.0090.00814.89
7.3.330.0020.00213.37
7.3.320.0060.00013.20
7.3.310.0000.00716.22
7.3.300.0030.00316.25
7.3.290.0110.00616.35
7.3.280.0100.00716.38
7.3.270.0120.00617.40
7.3.260.0110.00616.65
7.3.240.0150.00616.54
7.3.230.0030.01416.54
7.3.210.0120.00616.47
7.3.200.0100.00919.39
7.3.190.0060.01016.45
7.3.180.0100.00616.30
7.3.170.0140.00416.61
7.3.160.0060.01016.39
7.3.120.0150.00414.74
7.3.110.0040.00714.70
7.3.100.0030.01314.95
7.3.90.0120.00614.80
7.3.80.0030.01014.93
7.3.70.0060.00614.84
7.3.60.0100.00314.54
7.3.50.0000.01314.90
7.3.40.0110.00314.74
7.3.30.0030.01314.92
7.3.20.0040.00716.80
7.3.10.0090.01016.56
7.3.00.0110.00716.57
7.2.330.0130.00316.71
7.2.320.0100.01016.74
7.2.310.0030.01416.78
7.2.300.0060.01216.81
7.2.290.0130.00516.80
7.2.250.0030.01315.33
7.2.240.0140.00715.25
7.2.230.0060.01215.05
7.2.220.0000.01314.93
7.2.210.0040.01115.24
7.2.200.0030.00715.18
7.2.190.0080.00415.20
7.2.180.0060.00915.07
7.2.170.0030.01015.23
7.2.130.0110.01116.62
7.2.120.0180.00416.59
7.2.110.0080.00816.88
7.2.100.0060.01016.61
7.2.90.0130.00616.71
7.2.80.0070.00716.41
7.2.70.0070.00716.30
7.2.60.0070.00716.54
7.2.50.0060.00616.70
7.2.40.0040.01116.75
7.2.30.0040.01216.42
7.2.20.0150.00316.68
7.2.10.0000.01616.73
7.2.00.0000.01518.16
7.1.330.0030.01015.78
7.1.320.0030.00915.88
7.1.310.0070.00715.71
7.1.300.0060.00615.68
7.1.290.0030.00515.34
7.1.280.0070.00715.79
7.1.270.0060.00615.65
7.1.260.0040.00815.54
7.1.250.0060.01115.62
7.1.200.0090.00315.52
7.1.100.0110.01117.66
7.1.70.0060.00916.89
7.1.60.0100.01419.40
7.1.50.0070.00716.96
7.1.00.0000.08022.42
7.0.200.0200.01014.48
7.0.60.0200.04321.66
7.0.50.0070.06017.86
7.0.40.0100.07320.09
7.0.30.0300.07720.17
7.0.20.0270.06320.30
7.0.10.0070.06720.02
7.0.00.0030.04320.09
5.6.280.0070.06721.08
5.6.210.0070.08320.61
5.6.200.0070.06018.23
5.6.190.0070.04720.63
5.6.180.0230.08020.54
5.6.170.0430.03720.41
5.6.160.0030.04720.54
5.6.150.0100.07718.24
5.6.140.0130.02718.18
5.6.130.0030.04018.14
5.6.120.0070.08320.90
5.6.110.0070.05721.05
5.6.100.0070.05021.13
5.6.90.0000.04320.99
5.6.80.0100.07320.43
5.5.350.0100.07320.42
5.5.340.0030.05017.99
5.5.330.0070.04720.29
5.5.320.0230.04020.30
5.5.310.0400.07720.26
5.5.300.0130.07317.95
5.5.290.0030.08317.92
5.5.280.0000.09320.76
5.5.270.0070.08720.89
5.5.260.0070.07720.87
5.5.250.0000.04320.57
5.5.240.0270.06720.28

preferences:
52.95 ms | 401 KiB | 5 Q