3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar {} class Foo extends Bar {} $foo = new Foo(); var_dump(is_sublcass_of($foo, 'Bar'));

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)
8.3.60.0120.00616.25
8.3.50.0070.00716.56
8.3.40.0120.00618.82
8.3.30.0030.01018.67
8.3.20.0040.00420.14
8.3.10.0060.00321.77
8.3.00.0040.00422.10
8.2.180.0140.00318.54
8.2.170.0100.00322.96
8.2.160.0060.00919.12
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0000.00721.17
8.2.120.0040.00426.35
8.2.110.0030.00620.52
8.2.100.0040.00817.84
8.2.90.0050.00319.09
8.2.80.0080.00018.04
8.2.70.0000.00817.50
8.2.60.0090.00017.80
8.2.50.0040.00418.10
8.2.40.0050.00220.61
8.2.30.0030.00520.97
8.2.20.0030.00817.99
8.2.10.0000.00717.96
8.2.00.0000.00717.89
8.1.280.0140.00325.92
8.1.270.0070.00022.09
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0040.00722.07
8.1.230.0060.00623.99
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00717.47
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0000.00718.85
8.1.160.0000.00719.05
8.1.150.0040.00420.52
8.1.140.0040.00419.46
8.1.130.0030.00318.73
8.1.120.0000.00717.30
8.1.110.0030.00317.40
8.1.100.0040.00417.26
8.1.90.0080.00017.39
8.1.80.0030.00317.41
8.1.70.0040.00417.39
8.1.60.0040.00817.36
8.1.50.0040.00417.55
8.1.40.0000.00717.53
8.1.30.0000.00817.69
8.1.20.0040.00417.50
8.1.10.0040.00417.55
8.1.00.0040.00417.53
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0030.00318.29
8.0.270.0000.00717.07
8.0.260.0030.00316.86
8.0.250.0000.00716.86
8.0.240.0030.00616.96
8.0.230.0000.00917.04
8.0.220.0030.00316.78
8.0.210.0030.00316.80
8.0.200.0070.00016.98
8.0.190.0030.00616.93
8.0.180.0000.00816.86
8.0.170.0000.00716.82
8.0.160.0030.00316.89
8.0.150.0040.00416.80
8.0.140.0040.00416.73
8.0.130.0030.00313.29
8.0.120.0070.00016.81
8.0.110.0000.00716.88
8.0.100.0000.00916.68
8.0.90.0040.00416.74
8.0.80.0000.01516.84
8.0.70.0070.00016.92
8.0.60.0000.00716.83
8.0.50.0000.00816.76
8.0.30.0120.00617.03
8.0.20.0100.00917.40
8.0.10.0040.00416.93
8.0.00.0090.00816.65
7.4.330.0000.00515.55
7.4.320.0000.00716.54
7.4.300.0000.00716.43
7.4.290.0000.00616.54
7.4.280.0030.00516.35
7.4.270.0060.00016.62
7.4.260.0000.00716.56
7.4.250.0000.00716.57
7.4.240.0070.00016.57
7.4.230.0080.00016.67
7.4.220.0060.01216.44
7.4.210.0110.00316.52
7.4.200.0000.00816.46
7.4.160.0080.00816.53
7.4.150.0140.00317.40
7.4.140.0100.01017.86
7.4.130.0110.00616.60
7.4.120.0120.00816.47
7.4.110.0070.01016.54
7.4.100.0030.01316.61
7.4.90.0060.01016.62
7.4.80.0140.00419.39
7.4.70.0080.00816.57
7.4.60.0130.00316.35
7.4.50.0070.01116.51
7.4.40.0060.01016.59
7.4.30.0160.00016.77
7.4.00.0120.00314.64
7.3.330.0000.00613.12
7.3.320.0030.00313.32
7.3.310.0030.00316.32
7.3.300.0000.00616.30
7.3.290.0060.00816.30
7.3.280.0100.00616.26
7.3.270.0130.00317.40
7.3.260.0100.00916.40
7.3.250.0080.01116.26
7.3.240.0080.01016.32
7.3.230.0050.01316.42
7.3.210.0100.00716.54
7.3.200.0100.00716.51
7.3.190.0060.01316.28
7.3.180.0100.00416.23
7.3.170.0040.01216.40
7.3.160.0060.00916.49
7.3.10.0090.00516.57
7.3.00.0040.01116.38
7.2.330.0230.00516.74
7.2.320.0030.01416.55
7.2.310.0070.01016.26
7.2.300.0100.01316.32
7.2.290.0130.00316.52
7.2.130.0070.00716.82
7.2.120.0070.00716.85
7.2.110.0030.01116.64
7.2.100.0040.00916.76
7.2.90.0080.00816.73
7.2.80.0020.01216.71
7.2.70.0070.00716.71
7.2.60.0050.01116.56
7.2.50.0050.01016.80
7.2.40.0060.00816.81
7.2.30.0020.00916.85
7.2.20.0050.00916.66
7.2.10.0070.00716.73
7.2.00.0060.00817.59
7.1.250.0050.00515.54
7.1.240.0070.00015.65
7.1.230.0030.01315.64
7.1.220.0030.01215.35
7.1.210.0130.00315.66
7.1.200.0050.00915.52
7.1.190.0030.01215.34
7.1.180.0160.00015.60
7.1.170.0030.00915.68
7.1.160.0000.01315.31
7.1.150.0060.00915.72
7.1.140.0090.00615.39
7.1.130.0030.00915.63
7.1.120.0100.01015.59
7.1.110.0040.01015.46
7.1.100.0050.01016.84
7.1.90.0030.01015.62
7.1.80.0030.00615.47
7.1.70.0080.00816.36
7.1.60.0150.01225.33
7.1.50.0170.00825.18
7.1.40.0150.01324.85
7.1.30.0160.01024.89
7.1.20.0190.00624.93
7.1.10.0030.01316.03
7.1.00.0020.01616.10
7.0.330.0000.01315.13
7.0.320.0000.01215.17
7.0.310.0060.00615.39
7.0.300.0000.01515.41
7.0.290.0030.01315.05
7.0.280.0040.00415.16
7.0.270.0100.00715.28
7.0.260.0040.00415.09
7.0.250.0110.00315.22
7.0.240.0070.00715.42
7.0.230.0090.00615.14
7.0.220.0130.00715.37
7.0.210.0040.01115.45
7.0.200.0050.01515.73
7.0.190.0080.00716.04
7.0.180.0090.00915.66
7.0.170.0050.01115.58
7.0.160.0030.01115.47
7.0.150.0060.01015.63
7.0.140.0030.01015.52
7.0.130.0070.01215.89
7.0.120.0080.00715.77
7.0.110.0020.01515.70
7.0.100.0070.01015.68
7.0.90.0080.01015.67
7.0.80.0020.01615.63
7.0.70.0140.00515.45
7.0.60.0080.00815.70
7.0.50.0040.01315.70
7.0.40.0090.01114.81
7.0.30.0080.01214.72
7.0.20.0040.01214.69
7.0.10.0050.01314.81
7.0.00.0040.01214.71
5.6.380.0000.01314.39

preferences:
44.02 ms | 400 KiB | 5 Q