3v4l.org

run code in 300+ PHP versions simultaneously
<?php class CustomDateTime extends \DateTime {} $dts = serialize(new \DateTime()); $dtis = serialize(new \DateTimeImmutable()); $cdts = serialize(new \CustomDateTime()); echo get_class(unserialize($dts, ['allowed_classes' => [\DateTime::class]])) . PHP_EOL; echo get_class(unserialize($dtis, ['allowed_classes' => [\DateTime::class]])) . PHP_EOL; echo PHP_EOL; echo get_class(unserialize($dts, ['allowed_classes' => [\DateTimeImmutable::class]])) . PHP_EOL; echo get_class(unserialize($dtis, ['allowed_classes' => [\DateTimeImmutable::class]])) . PHP_EOL; echo PHP_EOL; echo get_class(unserialize($dts, ['allowed_classes' => [\DateTimeInterface::class]])) . PHP_EOL; echo get_class(unserialize($dtis, ['allowed_classes' => [\DateTimeInterface::class]])) . PHP_EOL; echo PHP_EOL; echo get_class(unserialize($cdts, ['allowed_classes' => [\DateTime::class]])) . PHP_EOL; echo get_class(unserialize($cdts, ['allowed_classes' => [\DateTime::class]])) . 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)
8.4.60.0060.01618.66
8.4.50.0070.00218.17
8.4.40.0160.00318.12
8.4.30.0220.00718.88
8.4.20.0090.01218.12
8.4.10.0060.00319.69
8.3.200.0050.00416.79
8.3.190.0110.00719.16
8.3.180.0130.00716.81
8.3.170.0070.01119.00
8.3.160.0180.01017.09
8.3.150.0100.00717.29
8.3.140.0030.00716.93
8.3.130.0040.00417.04
8.3.120.0040.00419.23
8.3.110.0040.00716.74
8.3.100.0040.00418.59
8.3.90.0160.00326.77
8.3.80.0210.01025.10
8.3.70.0130.01021.20
8.3.60.0180.01424.68
8.3.50.0140.00726.75
8.3.40.0220.00426.43
8.3.30.0190.00424.88
8.3.20.0150.00426.22
8.3.10.0130.00626.34
8.3.00.0160.00526.71
8.2.280.0100.00720.09
8.2.270.0120.00619.27
8.2.260.0000.00816.86
8.2.250.0040.00416.88
8.2.240.0130.00617.25
8.2.230.0030.00620.94
8.2.220.0050.00524.06
8.2.210.0120.00626.77
8.2.200.0230.00424.86
8.2.190.0180.00723.97
8.2.180.0110.00928.38
8.2.170.0240.00625.03
8.2.160.0220.00826.90
8.2.150.0200.00726.89
8.2.140.0120.00726.34
8.2.130.0120.00826.71
8.2.120.0130.00625.47
8.2.110.0130.00725.48
8.2.100.0120.00724.65
8.2.90.0130.00524.74
8.2.80.0100.00725.07
8.2.70.0110.00524.61
8.2.60.0120.00624.61
8.2.50.0070.00624.64
8.2.40.0110.00425.06
8.2.30.0110.00525.05
8.2.20.0090.00424.74
8.2.10.0130.00423.62
8.2.00.0090.00523.57
8.1.320.0090.01016.65
8.1.310.0040.00418.44
8.1.300.0060.00320.52
8.1.290.0110.00630.84
8.1.280.0130.00728.38
8.1.270.0090.00226.19
8.1.260.0070.00626.76
8.1.250.0060.00727.19
8.1.240.0140.00426.18
8.1.230.0110.00624.57
8.1.220.0150.00724.60
8.1.210.0140.00624.92
8.1.200.0140.00424.54
8.1.190.0090.00424.57
8.1.180.0080.00424.70
8.1.170.0080.00324.90
8.1.160.0080.00424.98
8.1.150.0040.00724.93
8.1.140.0060.00423.84
8.1.130.0060.00521.00
8.1.120.0120.00423.28
8.1.110.0100.00622.34
8.1.100.0100.00622.32
8.1.90.0090.00721.18
8.1.80.0130.00322.32
8.1.70.0110.00522.34
8.1.60.0120.00622.36
8.1.50.0100.00722.34
8.1.40.0100.00622.35
8.1.30.0150.00322.40
8.1.20.0120.00622.39
8.1.10.0120.00522.38
8.1.00.0090.00322.37
8.0.300.0050.00525.21
8.0.290.0100.00424.45
8.0.280.0100.00424.81
8.0.270.0100.00424.49
8.0.260.0140.00123.03
8.0.250.0050.00723.06
8.0.240.0110.00422.07
8.0.230.0090.00522.09
8.0.220.0060.00622.04
8.0.210.0140.00322.08
8.0.200.0100.00622.09
8.0.190.0130.00422.09
8.0.180.0130.00522.07
8.0.170.0160.00422.05
8.0.160.0090.00722.08
8.0.150.0160.00322.04
8.0.140.0170.00322.06
8.0.130.0100.00521.47
8.0.120.0130.00522.06
8.0.110.0080.00522.04
8.0.100.0100.00422.06
8.0.90.0130.00522.08
8.0.80.0090.00621.40
8.0.70.0070.00622.08
8.0.60.0120.00522.01
8.0.50.0110.00622.00
8.0.30.0110.00522.06
8.0.20.0120.00521.43
8.0.10.0130.00522.05
8.0.00.0130.00522.03
7.4.330.0120.00221.11
7.4.320.0140.00521.83
7.4.300.0110.00620.56
7.4.290.0110.00421.81
7.4.280.0110.00621.83
7.4.270.0110.00721.80
7.4.260.0130.00521.28
7.4.250.0110.00419.69
7.4.240.0100.00621.79
7.4.230.0150.00221.77
7.4.220.0140.00321.09
7.4.210.0120.00720.54
7.4.200.0110.00721.79
7.4.190.0120.00722.86
7.4.180.0150.00422.87
7.4.160.0150.00422.84
7.4.150.0110.00822.80
7.4.140.0130.00622.80
7.4.130.0130.00720.97
7.4.120.0160.00321.77
7.4.110.0120.00721.82
7.4.100.0150.00521.82
7.4.90.0110.00921.72
7.4.80.0130.00621.77
7.4.70.0140.00521.79
7.4.60.0140.00721.81
7.4.50.0150.00721.77
7.4.40.0190.00421.77
7.4.30.0130.01021.75
7.4.20.0160.00621.75
7.4.10.0160.00621.78
7.4.00.0160.00421.74
7.3.330.0180.00421.69
7.3.320.0150.00521.18
7.3.310.0140.00421.69
7.3.300.0150.00421.70
7.3.290.0100.00520.40
7.3.280.0100.00722.71
7.3.270.0140.00222.75
7.3.260.0120.00421.71
7.3.250.0160.00721.72
7.3.240.0140.00821.71
7.3.230.0140.00621.70
7.3.220.0130.00621.70
7.3.210.0140.00621.74
7.3.200.0140.00721.71
7.3.190.0130.00721.70
7.3.180.0110.01021.69
7.3.170.0170.00521.74
7.3.160.0180.00421.71
7.3.150.0130.00821.68
7.3.140.0140.00621.76
7.3.130.0130.00521.70
7.3.120.0130.00621.72
7.3.110.0120.00721.70
7.3.100.0150.00321.73
7.3.90.0140.00421.78
7.3.80.0090.00721.69
7.3.70.0100.00721.72
7.3.60.0120.00621.75
7.3.50.0130.00421.75
7.3.40.0140.00521.71
7.3.30.0150.00421.75
7.3.20.0150.00622.05
7.3.10.0110.00722.01
7.3.00.0140.00422.05
7.2.340.0130.00821.83
7.2.330.0130.00821.84
7.2.320.0120.00521.83
7.2.310.0120.00521.78
7.2.300.0100.00821.84
7.2.290.0140.00521.84
7.2.280.0130.00421.78
7.2.270.0130.00621.83
7.2.260.0130.00421.79
7.2.250.0120.00621.85
7.2.240.0130.00521.77
7.2.230.0120.00621.76
7.2.220.0160.00521.80
7.2.210.0140.00621.81
7.2.200.0150.00521.87
7.2.190.0110.00821.84
7.2.180.0130.00621.83
7.2.170.0140.00621.85
7.2.160.0140.00621.88
7.2.150.0160.00622.19
7.2.140.0160.00522.14
7.2.130.0150.00722.20
7.2.120.0160.00522.19
7.2.110.0210.00422.20
7.2.100.0140.00622.23
7.2.90.0150.00722.19
7.2.80.0160.00622.14
7.2.70.0140.00622.19
7.2.60.0130.00622.22
7.2.50.0160.00622.17
7.2.40.0150.00622.22
7.2.30.0150.00822.21
7.2.20.0170.00622.19
7.2.10.0150.00422.23
7.2.00.0160.00422.25
7.1.330.0220.01030.84
7.1.320.0160.00030.84
7.1.310.0230.00030.84
7.1.300.0200.01030.84
7.1.290.0130.02230.84
7.1.280.0320.00030.84
7.1.270.0210.01030.84
7.1.260.0240.00830.84
7.1.250.0170.01730.84
7.1.240.0210.00330.84
7.1.230.0190.00030.84
7.1.220.0250.00830.84
7.1.210.0230.00330.84
7.1.200.0110.00330.84
7.1.190.0110.00230.84
7.1.180.0160.00430.84
7.1.170.0270.00430.84
7.1.160.0160.00030.84
7.1.150.0200.00830.84
7.1.140.0240.00630.84
7.1.130.0300.00030.84
7.1.120.0270.00430.84
7.1.110.0260.00430.84
7.1.100.0210.00930.84
7.1.90.0220.00630.84
7.1.80.0150.01230.84
7.1.70.0330.00030.84
7.1.60.0250.00930.84
7.1.50.0180.00030.84
7.1.40.0300.00330.84
7.1.30.0300.00930.84
7.1.20.0270.01030.84
7.1.10.0240.00630.84
7.1.00.0200.00430.84
7.0.330.0260.00030.84
7.0.320.0260.00630.84
7.0.310.0160.00830.84
7.0.300.0140.01030.84
7.0.290.0280.00330.84
7.0.280.0220.01530.84
7.0.270.0180.00530.84
7.0.260.0160.00330.84
7.0.250.0250.00430.84
7.0.240.0100.01030.84
7.0.230.0120.01530.84
7.0.220.0040.01130.84
7.0.210.0200.01130.84
7.0.200.0180.00930.84
7.0.190.0080.00530.84
7.0.180.0060.00630.84
7.0.170.0090.00430.84
7.0.160.0130.00330.84
7.0.150.0130.00930.84
7.0.140.0240.01230.84
7.0.130.0210.00730.84
7.0.120.0110.00730.84
7.0.110.0140.00030.84
7.0.100.0130.00930.84
7.0.90.0310.00030.84
7.0.80.0300.00030.84
7.0.70.0240.00830.84
7.0.60.0260.00330.84
7.0.50.0260.00330.84
7.0.40.0180.01130.84
7.0.30.0260.00430.84
7.0.20.0240.00530.84
7.0.10.0290.00330.84
7.0.00.0350.00930.84
5.6.400.0220.01030.84
5.6.390.0220.00930.84
5.6.380.0300.00330.84
5.6.370.0230.01630.84
5.6.360.0230.01030.84
5.6.350.0300.00730.84
5.6.340.0210.00430.84
5.6.330.0180.00930.84
5.6.320.0190.00730.84
5.6.310.0210.00730.84
5.6.300.0310.00330.84
5.6.290.0300.00630.84
5.6.280.0260.00430.84
5.6.270.0160.00430.84
5.6.260.0140.00030.84
5.6.250.0170.00630.84
5.6.240.0100.00330.84
5.6.230.0140.00930.84
5.6.220.0140.00030.84
5.6.210.0100.00330.84
5.6.200.0160.00830.84
5.6.190.0250.00630.84
5.6.180.0260.01130.84
5.6.170.0270.00730.84
5.6.160.0200.00830.84
5.6.150.0210.00730.84
5.6.140.0180.00730.84
5.6.130.0130.01330.84
5.6.120.0260.00430.84
5.6.110.0180.00630.84
5.6.100.0170.00630.84
5.6.90.0100.00330.84
5.6.80.0210.00330.84
5.6.70.0300.00030.84
5.6.60.0130.00030.84
5.6.50.0240.00730.84
5.6.40.0110.00330.84
5.6.30.0180.00530.84
5.6.20.0130.00830.84
5.6.10.0240.00330.84
5.6.00.0160.00830.84
5.5.380.0180.00030.84
5.5.370.0240.00730.84
5.5.360.0210.00830.84
5.5.350.0150.00030.84
5.5.340.0210.00630.84
5.5.330.0160.00430.84
5.5.320.0310.00430.84
5.5.310.0130.00230.84
5.5.300.0110.00530.84
5.5.290.0160.00030.84
5.5.280.0130.00030.84
5.5.270.0110.00330.84
5.5.260.0110.00330.84
5.5.250.0070.00730.84
5.5.240.0090.00430.84
5.5.230.0060.00630.84
5.5.220.0070.00730.84
5.5.210.0140.00030.84
5.5.200.0240.00530.84
5.5.190.0140.00030.84
5.5.180.0300.00030.84
5.5.170.0190.00430.84
5.5.160.0150.01130.84
5.5.150.0160.01230.84
5.5.140.0200.00330.84
5.5.130.0220.01030.84
5.5.120.0190.00630.84
5.5.110.0230.00430.84
5.5.100.0260.00330.84
5.5.90.0260.00430.84
5.5.80.0250.00730.84
5.5.70.0170.00730.84
5.5.60.0110.00730.84
5.5.50.0110.01830.84
5.5.40.0100.00330.84
5.5.30.0170.00630.84
5.5.20.0140.00930.84
5.5.10.0170.00730.84
5.5.00.0140.00030.84
5.4.450.0080.00330.84
5.4.440.0160.00030.84
5.4.430.0110.00030.84
5.4.420.0080.00330.84
5.4.410.0070.00330.84
5.4.400.0070.00330.84
5.4.390.0100.00030.84
5.4.380.0030.00730.84
5.4.370.0080.00330.84
5.4.360.0110.00030.84
5.4.350.0100.00030.84
5.4.340.0100.00030.84
5.4.330.0070.00430.84
5.4.320.0100.00030.84
5.4.310.0070.00330.84
5.4.300.0160.00630.84
5.4.290.0120.00930.84
5.4.280.0130.00630.84
5.4.270.0170.00830.84
5.4.260.0150.00630.84
5.4.250.0110.01130.84
5.4.240.0100.00030.84
5.4.230.0100.00030.84
5.4.220.0100.00030.84
5.4.210.0190.00330.84
5.4.200.0160.00630.84
5.4.190.0140.00830.84
5.4.180.0190.00030.84
5.4.170.0190.00430.84
5.4.160.0140.00430.84
5.4.150.0100.00030.84
5.4.140.0100.00030.84
5.4.130.0110.00430.84
5.4.120.0240.00230.84
5.4.110.0140.00030.84
5.4.100.0160.00530.84
5.4.90.0060.00630.84
5.4.80.0120.00030.84
5.4.70.0070.00330.84
5.4.60.0050.00530.84
5.4.50.0100.00030.84
5.4.40.0070.00330.84
5.4.30.0110.00030.84
5.4.20.0160.00330.84
5.4.10.0190.00330.84
5.4.00.0100.00030.84
5.3.290.0100.00030.84
5.3.280.0230.00030.84
5.3.270.0110.00030.84
5.3.260.0070.00530.84
5.3.250.0170.00030.84
5.3.240.0190.00330.84
5.3.230.0160.00730.84
5.3.220.0070.01130.84
5.3.210.0050.00530.84
5.3.200.0100.00030.84
5.3.190.0150.00430.84
5.3.180.0100.00030.84
5.3.170.0150.00430.84
5.3.160.0100.00030.84
5.3.150.0080.00330.84
5.3.140.0170.00630.84
5.3.130.0100.00030.84
5.3.120.0080.00330.84
5.3.110.0110.00030.84
5.3.100.0100.00030.84
5.3.90.0100.00030.84
5.3.80.0080.00330.84
5.3.70.0070.00330.84
5.3.60.0090.00030.84
5.3.50.0100.00030.84
5.3.40.0100.00030.84
5.3.30.0060.00330.84
5.3.20.0100.00030.84
5.3.10.0000.01030.84
5.3.00.0050.00530.84
5.2.170.0080.00030.84
5.2.160.0070.00230.84
5.2.150.0070.00330.84
5.2.140.0090.00030.84
5.2.130.0050.00530.84
5.2.120.0000.01030.84
5.2.110.0070.00330.84
5.2.100.0070.00330.84
5.2.90.0040.00430.84
5.2.80.0080.00030.84
5.2.70.0090.00030.84
5.2.60.0060.00330.84
5.2.50.0040.00430.84
5.2.40.0080.00030.84
5.2.30.0050.00330.84
5.2.20.0030.00530.84
5.2.10.0080.00030.84
5.2.00.0050.00330.84
5.1.60.0030.00330.84
5.1.50.0070.00030.84
5.1.40.0080.00030.84
5.1.30.0090.00030.84
5.1.20.0040.00430.84
5.1.10.0080.00030.84
5.1.00.0070.00030.84
5.0.50.0070.00030.84
5.0.40.0000.00730.84
5.0.30.0060.00030.84
5.0.20.0060.00030.84
5.0.10.0060.00030.84
5.0.00.0040.00430.84
4.4.90.0030.00130.84
4.4.80.0030.00030.84
4.4.70.0020.00230.84
4.4.60.0030.00030.84
4.4.50.0000.00330.84
4.4.40.0030.00030.84
4.4.30.0040.00030.84
4.4.20.0040.00030.84
4.4.10.0000.00330.84
4.4.00.0030.00030.84
4.3.110.0030.00030.84
4.3.100.0040.00030.84
4.3.90.0030.00030.84
4.3.80.0030.00030.84
4.3.70.0000.00330.84
4.3.60.0030.00030.84
4.3.50.0030.00030.84
4.3.40.0040.00030.84
4.3.30.0000.00330.84
4.3.20.0000.00330.84
4.3.10.0000.00330.84
4.3.00.0000.00330.84

preferences:
32.35 ms | 403 KiB | 5 Q