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)
8.3.60.0070.00718.52
8.3.50.0040.01118.58
8.3.40.0200.00022.03
8.3.30.0080.00618.92
8.3.20.0090.00324.68
8.3.10.0080.00524.84
8.3.00.0070.00625.33
8.2.180.0000.01525.92
8.2.170.0060.00919.21
8.2.160.0100.00722.96
8.2.150.0110.00724.92
8.2.140.0050.00624.84
8.2.130.0050.00625.33
8.2.120.0070.00523.69
8.2.110.0050.00723.70
8.2.100.0040.00822.58
8.2.90.0070.00422.71
8.2.80.0040.00623.15
8.2.70.0040.00722.53
8.2.60.0050.00622.53
8.2.50.0050.00622.57
8.2.40.0060.00423.13
8.2.30.0050.00523.13
8.2.20.0060.00522.70
8.2.10.0070.00421.81
8.2.00.0060.00521.75
8.1.280.0140.00725.92
8.1.270.0050.00324.64
8.1.260.0040.00425.40
8.1.250.0030.00725.98
8.1.240.0090.00324.63
8.1.230.0050.00622.49
8.1.220.0060.00722.53
8.1.210.0080.00322.96
8.1.200.0090.00222.44
8.1.190.0060.00422.48
8.1.180.0050.00622.65
8.1.170.0060.00422.92
8.1.160.0040.00523.03
8.1.150.0010.00722.96
8.1.140.0040.00522.10
8.1.130.0040.00519.77
8.1.120.0060.00421.39
8.1.110.0050.00620.64
8.1.100.0070.00420.62
8.1.90.0060.00619.80
8.1.80.0090.00220.62
8.1.70.0060.00520.64
8.1.60.0070.00520.66
8.1.50.0050.00820.65
8.1.40.0070.00620.66
8.1.30.0110.00320.71
8.1.20.0070.00520.71
8.1.10.0070.00520.69
8.1.00.0070.00320.68
8.0.300.0030.00523.33
8.0.290.0090.00322.32
8.0.280.0090.00422.80
8.0.270.0080.00422.37
8.0.260.0110.00221.08
8.0.250.0050.00721.12
8.0.240.0100.00520.32
8.0.230.0090.00420.34
8.0.220.0060.00520.28
8.0.210.0100.00320.32
8.0.200.0060.00520.35
8.0.190.0100.00420.34
8.0.180.0100.00320.32
8.0.170.0130.00320.29
8.0.160.0060.00420.33
8.0.150.0100.00320.28
8.0.140.0140.00320.30
8.0.130.0080.00419.59
8.0.120.0110.00520.31
8.0.110.0070.00520.28
8.0.100.0080.00420.31
8.0.90.0090.00520.33
8.0.80.0080.00719.82
8.0.70.0050.00620.33
8.0.60.0080.00620.24
8.0.50.0070.00620.24
8.0.30.0070.00720.30
8.0.20.0110.00419.87
8.0.10.0090.00420.30
8.0.00.0090.00520.27
7.4.330.0090.00119.49
7.4.320.0120.00420.03
7.4.300.0080.00419.09
7.4.290.0090.00420.00
7.4.280.0080.00620.03
7.4.270.0080.00620.00
7.4.260.0090.00519.36
7.4.250.0100.00318.10
7.4.240.0090.00519.98
7.4.230.0130.00219.96
7.4.220.0110.00219.47
7.4.210.0100.00619.07
7.4.200.0080.00619.99
7.4.190.0090.00720.86
7.4.180.0120.00320.88
7.4.160.0120.00320.84
7.4.150.0070.00920.79
7.4.140.0100.00520.79
7.4.130.0090.00719.33
7.4.120.0130.00319.96
7.4.110.0090.00720.02
7.4.100.0130.00520.02
7.4.90.0080.00919.90
7.4.80.0100.00719.96
7.4.70.0120.00519.99
7.4.60.0120.00620.00
7.4.50.0140.00619.96
7.4.40.0170.00419.95
7.4.30.0120.00819.93
7.4.20.0140.00519.93
7.4.10.0130.00719.97
7.4.00.0130.00319.92
7.3.330.0140.00419.86
7.3.320.0120.00519.25
7.3.310.0130.00419.86
7.3.300.0130.00419.87
7.3.290.0100.00418.91
7.3.280.0090.00720.67
7.3.270.0140.00220.73
7.3.260.0120.00419.89
7.3.250.0140.00719.90
7.3.240.0130.00819.89
7.3.230.0110.00619.88
7.3.220.0120.00519.87
7.3.210.0120.00619.93
7.3.200.0110.00719.89
7.3.190.0100.00819.88
7.3.180.0090.00819.86
7.3.170.0120.00519.92
7.3.160.0140.00319.88
7.3.150.0100.00719.85
7.3.140.0120.00519.94
7.3.130.0120.00519.87
7.3.120.0120.00519.90
7.3.110.0110.00619.87
7.3.100.0140.00319.90
7.3.90.0140.00419.97
7.3.80.0090.00719.86
7.3.70.0100.00719.90
7.3.60.0120.00519.94
7.3.50.0130.00419.93
7.3.40.0110.00519.88
7.3.30.0130.00419.93
7.3.20.0120.00620.30
7.3.10.0100.00820.25
7.3.00.0140.00420.30
7.2.340.0110.00820.03
7.2.330.0110.00720.04
7.2.320.0110.00520.03
7.2.310.0120.00619.97
7.2.300.0100.00920.04
7.2.290.0120.00520.04
7.2.280.0120.00419.97
7.2.270.0110.00620.03
7.2.260.0120.00519.98
7.2.250.0120.00620.06
7.2.240.0130.00519.96
7.2.230.0120.00619.95
7.2.220.0130.00419.99
7.2.210.0130.00320.01
7.2.200.0120.00520.07
7.2.190.0090.00720.04
7.2.180.0120.00520.03
7.2.170.0100.00620.06
7.2.160.0130.00520.08
7.2.150.0120.00720.46
7.2.140.0140.00420.40
7.2.130.0130.00620.47
7.2.120.0140.00420.46
7.2.110.0200.00420.47
7.2.100.0110.00620.51
7.2.90.0100.00820.46
7.2.80.0130.00620.41
7.2.70.0120.00620.46
7.2.60.0130.00520.49
7.2.50.0140.00620.44
7.2.40.0130.00520.49
7.2.30.0120.00920.49
7.2.20.0150.00520.46
7.2.10.0140.00420.51
7.2.00.0160.00520.53

preferences:
51.3 ms | 401 KiB | 5 Q