3v4l.org

run code in 300+ PHP versions simultaneously
<?php interface A {} class B implements A {} class C extends B {} class D extends B implements A {} $bRef = new ReflectionClass('B'); $cRef = new ReflectionClass('C'); $dRef = new ReflectionClass('D'); echo 'B implements A: '.($bRef->implementsInterface('A') ? 'yes' : 'no').PHP_EOL; echo 'C implements A: '.($cRef->implementsInterface('A') ? 'yes' : 'no').PHP_EOL; echo 'D implements A: '.($dRef->implementsInterface('A') ? 'yes' : 'no').PHP_EOL; echo 'B subclass of A: '.($bRef->isSubclassOf('A') ? 'yes' : 'no').PHP_EOL; echo 'C subclass of A: '.($cRef->isSubclassOf('A') ? 'yes' : 'no').PHP_EOL; echo 'D subclass of A: '.($dRef->isSubclassOf('A') ? 'yes' : 'no').PHP_EOL;

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)
8.3.60.0100.00318.30
8.3.50.0100.00521.92
8.3.40.0100.00718.70
8.3.30.0070.00718.98
8.3.20.0040.00420.39
8.3.10.0040.00420.35
8.3.00.0040.00422.34
8.2.180.0110.00716.88
8.2.170.0170.00322.96
8.2.160.0070.01118.88
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0110.00426.16
8.2.120.0040.00419.23
8.2.110.0090.00020.61
8.2.100.0080.00417.72
8.2.90.0040.00419.23
8.2.80.0000.00817.97
8.2.70.0060.00317.38
8.2.60.0040.00417.93
8.2.50.0000.00818.07
8.2.40.0000.00718.22
8.2.30.0050.00217.96
8.2.20.0050.00217.61
8.2.10.0030.00519.38
8.2.00.0100.00017.74
8.1.280.0040.01125.92
8.1.270.0080.00022.06
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0080.00823.77
8.1.230.0050.00620.81
8.1.220.0090.00017.74
8.1.210.0090.00018.77
8.1.200.0090.00017.23
8.1.190.0050.00317.41
8.1.180.0070.00018.77
8.1.170.0000.00818.53
8.1.160.0050.00222.04
8.1.150.0050.00218.62
8.1.140.0040.00417.38
8.1.130.0070.00017.84
8.1.120.0030.00317.52
8.1.110.0050.00217.48
8.1.100.0040.00417.40
8.1.90.0040.00417.51
8.1.80.0000.00717.37
8.1.70.0030.00317.37
8.1.60.0030.00617.56
8.1.50.0040.00417.40
8.1.40.0040.00417.59
8.1.30.0020.00517.60
8.1.20.0030.00617.69
8.1.10.0040.00417.47
8.1.00.0040.00417.40
8.0.300.0070.00018.77
8.0.290.0000.00717.04
8.0.280.0000.00718.38
8.0.270.0080.00017.26
8.0.260.0040.00416.80
8.0.250.0000.00716.85
8.0.240.0030.00316.96
8.0.230.0030.00316.94
8.0.220.0000.00716.79
8.0.210.0030.00316.80
8.0.200.0000.00716.97
8.0.190.0060.00317.00
8.0.180.0040.00416.91
8.0.170.0040.00416.96
8.0.160.0080.00016.91
8.0.150.0040.00316.71
8.0.140.0040.00416.88
8.0.130.0050.00313.23
8.0.120.0050.00316.78
8.0.110.0030.00516.86
8.0.100.0070.00016.88
8.0.90.0000.00716.94
8.0.80.0120.00316.94
8.0.70.0050.00216.73
8.0.60.0000.00716.91
8.0.50.0030.00516.94
8.0.30.0180.01117.10
8.0.20.0100.00817.40
8.0.10.0000.00716.98
8.0.00.0110.01016.70
7.4.330.0050.00015.07
7.4.320.0040.00416.45
7.4.300.0060.00016.62
7.4.290.0000.00716.47
7.4.280.0030.00316.55
7.4.270.0070.00016.57
7.4.260.0000.00716.52
7.4.250.0040.00416.55
7.4.240.0040.00416.49
7.4.230.0000.00716.52
7.4.220.0150.00916.56
7.4.210.0120.00516.62
7.4.200.0000.00716.39
7.4.190.0070.00016.51
7.4.160.0090.00916.59
7.4.150.0080.00917.40
7.4.140.0100.00817.86
7.4.130.0070.01116.47
7.4.120.0130.00516.43
7.4.110.0080.00816.45
7.4.100.0120.00416.37
7.4.90.0100.00716.54
7.4.80.0060.01019.39
7.4.70.0100.00616.54
7.4.60.0060.01016.22
7.4.50.0000.00816.16
7.4.40.0090.00922.77
7.4.30.0070.01416.44
7.4.00.0040.01215.02
7.3.330.0060.00013.09
7.3.320.0060.00013.06
7.3.310.0030.00316.24
7.3.300.0030.00316.21
7.3.290.0120.00316.27
7.3.280.0060.00816.26
7.3.270.0100.00717.40
7.3.260.0140.00616.41
7.3.250.0030.01616.37
7.3.240.0100.00716.53
7.3.230.0090.00616.56
7.3.210.0110.00616.32
7.3.200.0180.00316.52
7.3.190.0100.01016.61
7.3.180.0060.00916.56
7.3.170.0060.01416.55
7.3.160.0120.00316.20
7.3.120.0070.00714.67
7.3.10.0030.01016.45
7.3.00.0030.01016.45
7.2.330.0100.00716.65
7.2.320.0060.01816.64
7.2.310.0120.01216.69
7.2.300.0060.01016.66
7.2.290.0120.00816.76
7.2.130.0100.00316.93
7.2.120.0040.00817.09
7.2.110.0060.00316.93
7.2.100.0000.01516.64
7.2.90.0070.00716.86
7.2.80.0070.00417.05
7.2.70.0060.00916.84
7.2.60.0000.00916.84
7.2.50.0080.00817.04
7.2.40.0110.00417.03
7.2.30.0060.00917.00
7.2.20.0030.01217.02
7.2.10.0040.01116.91
7.2.00.0050.01018.06
7.1.250.0090.00315.33
7.1.100.0040.01117.63
7.1.70.0030.01316.89
7.1.60.0030.01419.82
7.1.50.0070.01716.77
7.1.00.0030.07722.40
7.0.200.0030.00716.72
7.0.140.0030.07321.99
7.0.60.0100.08319.96
7.0.50.0100.07717.91
7.0.40.0130.08320.15
7.0.30.0270.04320.12
7.0.20.0170.04720.25
7.0.10.0130.04320.33
7.0.00.0130.06020.25
5.6.280.0030.07320.84
5.6.210.0070.05320.63
5.6.200.0070.08718.17
5.6.190.0070.07320.48
5.6.180.3800.04020.46
5.6.170.0200.03720.46
5.6.160.0230.06720.50
5.6.150.0070.08018.14
5.6.140.0100.03318.16
5.6.130.0030.05718.26
5.6.120.0100.03721.00
5.6.110.0030.07021.00
5.6.100.0130.06320.89
5.6.90.0000.05021.03
5.6.80.0000.08320.52
5.5.350.0070.07720.44
5.5.340.0070.08317.94
5.5.330.0000.09320.21
5.5.320.0170.07320.24
5.5.310.0200.04020.30
5.5.300.0000.07317.98
5.5.290.0030.04018.01
5.5.280.0070.05320.91
5.5.270.0100.07020.75
5.5.260.0070.08020.88
5.5.250.0100.08020.70
5.5.240.0000.04320.25
5.4.450.0500.05719.17
5.4.440.0630.07719.63
5.4.430.0030.06019.38
5.4.420.0170.05019.46
5.4.410.0030.06719.21
5.4.400.1400.00018.78
5.4.390.1430.00018.80
5.4.380.0270.06318.82
5.4.370.0930.05318.61
5.4.360.1070.05718.53
5.4.350.1030.05718.59
5.4.340.1330.05318.60
5.4.320.0060.03512.52
5.4.310.0060.04212.51
5.4.300.0110.03512.52
5.4.290.0030.04112.51
5.4.280.0100.03612.41
5.4.270.0230.06019.01
5.4.260.0070.07319.02
5.4.250.0170.06718.93
5.4.240.0030.05718.74
5.4.230.0130.05318.75
5.4.220.0100.05319.00
5.4.210.0070.05318.82
5.4.200.0130.05019.02
5.4.190.0100.06019.08
5.4.180.0130.07018.64
5.4.170.0130.06718.91
5.4.160.0200.06318.64
5.4.150.0130.07018.93
5.4.140.0130.06016.49
5.4.130.0070.05016.43
5.4.120.0030.05316.48
5.4.110.0070.05016.68
5.4.100.0130.04316.47
5.4.90.0100.06716.45
5.4.80.0070.04716.55
5.4.70.0130.04316.36
5.4.60.0070.04716.46
5.4.50.0130.05016.51
5.4.40.0130.04316.41
5.4.30.0100.04316.38
5.4.20.0100.04316.39
5.4.10.0130.04716.51
5.4.00.0070.05015.74
5.3.290.0080.03812.80
5.3.280.0130.05714.69
5.3.270.0100.06714.60
5.3.260.0130.06014.70
5.3.250.0100.04714.64
5.3.240.0200.03714.75
5.3.230.0300.04714.60
5.3.220.0070.05014.57
5.3.210.0030.07014.55
5.3.200.0030.05314.55
5.3.190.0200.06014.75
5.3.180.0170.04014.56
5.3.170.0130.05714.48
5.3.160.0130.06714.66
5.3.150.0100.07014.75
5.3.140.0130.04314.73
5.3.130.0100.07714.63
5.3.120.0070.07314.56
5.3.110.0100.07314.64
5.3.100.0170.06014.07
5.3.90.0100.04714.00
5.3.80.0100.04714.09
5.3.70.0030.07014.25
5.3.60.0170.05714.10
5.3.50.0070.05014.03
5.3.40.0130.04313.95
5.3.30.0030.05013.91
5.3.20.0230.04713.79
5.3.10.0170.06013.66
5.3.00.0100.05713.72
5.2.170.0070.04011.33
5.2.160.0100.03711.23
5.2.150.0100.04311.23
5.2.140.0070.05011.15
5.2.130.0000.04711.11
5.2.120.0070.03710.94
5.2.110.0070.04011.08
5.2.100.0130.04011.20
5.2.90.0070.03710.94
5.2.80.0100.03711.19
5.2.70.0030.04311.16
5.2.60.0070.03711.07
5.2.50.0030.04711.00
5.2.40.0070.03710.97
5.2.30.0130.04011.05
5.2.20.0130.03311.15
5.2.10.0070.05010.96
5.2.00.0070.03710.82
5.1.60.0070.03310.10
5.1.50.0030.03310.25
5.1.40.0030.04310.25
5.1.30.0030.03710.33
5.1.20.0070.03310.45
5.1.10.0100.03710.04
5.1.00.0070.04710.13
5.0.50.0030.0278.39
5.0.40.0100.0278.61
5.0.30.0070.0408.26
5.0.20.0130.0238.27
5.0.10.0030.0278.34
5.0.00.0070.0508.32
4.4.90.0000.0236.63
4.4.80.0000.0236.63
4.4.70.0100.0136.63
4.4.60.0070.0236.63
4.4.50.0000.0236.63
4.4.40.0070.0306.63
4.4.30.0030.0236.63
4.4.20.0000.0336.63
4.4.10.0000.0236.63
4.4.00.0000.0436.63
4.3.110.0030.0276.63
4.3.100.0030.0276.63
4.3.90.0000.0236.63
4.3.80.0030.0376.63
4.3.70.0000.0236.63
4.3.60.0000.0236.63
4.3.50.0030.0236.63
4.3.40.0030.0406.63
4.3.30.0000.0236.63
4.3.20.0030.0206.63
4.3.10.0000.0206.63
4.3.00.0070.0237.12

preferences:
46.48 ms | 401 KiB | 5 Q