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)
8.5.10.0240.00816.85
8.5.00.0190.00917.88
8.4.160.0280.01120.31
8.4.150.0240.00717.87
8.4.140.0270.01117.80
8.4.130.0270.01017.87
8.4.120.0290.01118.88
8.4.110.0280.01018.61
8.4.100.0320.01017.88
8.4.90.0340.01118.04
8.4.80.0320.00718.64
8.4.70.0320.01118.01
8.4.60.0320.01118.14
8.4.50.0340.00818.04
8.4.40.0390.00817.89
8.4.30.0340.00918.34
8.4.20.0330.01117.93
8.4.10.0330.00818.32
8.3.290.0280.00819.49
8.3.280.0300.00818.57
8.3.270.0290.00916.72
8.3.260.0280.00716.88
8.3.250.0280.00817.59
8.3.240.0280.00816.87
8.3.230.0260.00816.71
8.3.220.0300.00716.79
8.3.210.0280.00916.88
8.3.200.0290.00816.92
8.3.190.0290.01117.43
8.3.180.0290.00916.79
8.3.170.0280.00917.30
8.3.160.0250.00916.96
8.3.150.0340.00816.94
8.3.140.0330.00916.67
8.3.130.0290.00916.87
8.3.120.0310.00917.45
8.3.110.0290.00716.86
8.3.100.0330.00817.31
8.3.90.0310.00619.29
8.3.80.0270.01020.22
8.3.70.0220.00919.28
8.3.60.0290.00919.93
8.3.50.0240.00721.83
8.3.40.0280.00721.33
8.3.30.0230.00520.74
8.3.20.0200.00522.67
8.3.10.0200.00722.74
8.3.00.0190.00622.97
8.2.300.0120.01019.04
8.2.290.0200.00818.30
8.2.280.0280.00817.60
8.2.270.0290.00917.39
8.2.260.0230.01016.84
8.2.250.0250.00916.84
8.2.240.0300.00716.77
8.2.230.0250.01017.70
8.2.220.0280.00818.65
8.2.210.0260.00819.21
8.2.200.0260.00719.94
8.2.190.0260.00819.58
8.2.180.0250.00921.32
8.2.170.0290.00920.85
8.2.160.0250.00821.66
8.2.150.0250.00822.43
8.2.140.0210.00922.70
8.2.130.0210.00922.88
8.2.120.0220.00822.25
8.2.110.0210.00722.24
8.2.100.0210.00821.77
8.2.90.0210.00621.90
8.2.80.0190.00822.06
8.2.70.0200.00721.78
8.2.60.0220.00721.74
8.2.50.0160.00721.72
8.2.40.0170.00622.03
8.2.30.0190.00622.01
8.2.20.0180.00621.82
8.2.10.0220.00521.41
8.2.00.0200.00721.41
8.1.340.0370.01017.73
8.1.330.0280.00816.50
8.1.320.0270.00916.50
8.1.310.0280.00816.73
8.1.300.0230.00617.34
8.1.290.0220.00722.20
8.1.280.0220.00921.07
8.1.270.0180.00522.58
8.1.260.0150.00722.89
8.1.250.0150.00723.16
8.1.240.0190.00622.53
8.1.230.0160.00721.62
8.1.220.0200.00721.66
8.1.210.0180.00721.80
8.1.200.0220.00621.60
8.1.190.0180.00721.59
8.1.180.0170.00621.67
8.1.170.0180.00621.88
8.1.160.0180.00621.92
8.1.150.0160.00721.88
8.1.140.0150.00621.54
8.1.130.0120.00620.21
8.1.120.0190.00521.26
8.1.110.0160.00620.85
8.1.100.0140.00720.85
8.1.90.0110.00720.28
8.1.80.0140.00420.84
8.1.70.0160.00620.85
8.1.60.0160.00620.86
8.1.50.0160.00720.84
8.1.40.0150.00720.85
8.1.30.0190.00520.87
8.1.20.0170.00620.85
8.1.10.0180.00620.87
8.1.00.0170.00520.83
8.0.300.0140.00621.73
8.0.290.0170.00621.35
8.0.280.0190.00621.53
8.0.270.0170.00521.33
8.0.260.0180.00320.77
8.0.250.0120.00720.89
8.0.240.0170.00520.47
8.0.230.0150.00520.46
8.0.220.0140.00620.41
8.0.210.0190.00520.43
8.0.200.0170.00720.45
8.0.190.0190.00520.45
8.0.180.0190.00620.46
8.0.170.0210.00520.41
8.0.160.0150.00820.45
8.0.150.0200.00420.40
8.0.140.0210.00420.40
8.0.130.0160.00620.00
8.0.120.0180.00620.39
8.0.110.0150.00720.36
8.0.100.0170.00620.42
8.0.90.0190.00620.41
8.0.80.0160.00720.07
8.0.70.0130.00720.43
8.0.60.0160.00620.36
8.0.50.0160.00620.40
8.0.30.0160.00620.41
8.0.20.0160.00620.18
8.0.10.0180.00420.42
8.0.00.0190.00720.42
7.4.330.0180.00419.81
7.4.320.0190.00520.16
7.4.300.0160.00719.48
7.4.290.0160.00620.09
7.4.280.0170.00720.14
7.4.270.0170.00720.11
7.4.260.0170.00519.71
7.4.250.0150.00518.88
7.4.240.0160.00720.11
7.4.230.0200.00520.07
7.4.220.0190.00419.79
7.4.210.0160.00819.48
7.4.200.0180.00720.07
7.4.190.0190.00720.59
7.4.180.0210.00520.60
7.4.160.0210.00520.57
7.4.150.0180.00820.52
7.4.140.0170.00820.43
7.4.130.0170.00719.63
7.4.120.0190.00520.04
7.4.110.0160.00720.04
7.4.100.0180.00620.16
7.4.90.0160.00920.02
7.4.80.0170.00620.02
7.4.70.0170.00620.06
7.4.60.0180.00620.10
7.4.50.0180.00620.06
7.4.40.0200.00520.06
7.4.30.0170.00920.01
7.4.20.0190.00720.03
7.4.10.0210.00720.00
7.4.00.0210.00520.02
7.3.330.0220.00519.92
7.3.320.0210.00619.61
7.3.310.0170.00519.98
7.3.300.0190.00519.94
7.3.290.0150.00619.35
7.3.280.0170.00720.37
7.3.270.0180.00420.56
7.3.260.0180.00519.99
7.3.250.0210.00719.98
7.3.240.0190.00819.97
7.3.230.0190.00619.98
7.3.220.0180.00719.91
7.3.210.0180.00619.99
7.3.200.0200.00720.00
7.3.190.0170.00719.98
7.3.180.0170.00919.93
7.3.170.0210.00619.97
7.3.160.0220.00520.01
7.3.150.0180.00819.96
7.3.140.0170.00620.01
7.3.130.0180.00619.93
7.3.120.0180.00619.97
7.3.110.0180.00719.95
7.3.100.0200.00419.93
7.3.90.0190.00520.09
7.3.80.0150.00719.95
7.3.70.0150.00719.97
7.3.60.0180.00620.09
7.3.50.0170.00620.03
7.3.40.0160.00520.01
7.3.30.0180.00520.03
7.3.20.0200.00620.65
7.3.10.0160.00820.55
7.3.00.0200.00520.58
7.2.340.0190.00820.11
7.2.330.0180.00820.13
7.2.320.0160.00520.09
7.2.310.0170.00720.07
7.2.300.0160.00920.14
7.2.290.0190.00520.13
7.2.280.0180.00620.04
7.2.270.0190.00720.08
7.2.260.0190.00520.00
7.2.250.0180.00620.14
7.2.240.0180.00620.06
7.2.230.0180.00620.06
7.2.220.0200.00720.11
7.2.210.0190.00720.10
7.2.200.0190.00720.22
7.2.190.0170.00820.14
7.2.180.0190.00620.15
7.2.170.0180.00620.12
7.2.160.0190.00720.20
7.2.150.0210.00620.79
7.2.140.0230.00720.80
7.2.130.0180.00620.89
7.2.120.0180.00520.82
7.2.110.0220.00520.87
7.2.100.0170.00720.86
7.2.90.0200.00720.81
7.2.80.0200.00720.78
7.2.70.0180.00620.87
7.2.60.0170.00620.83
7.2.50.0220.00720.81
7.2.40.0200.00720.88
7.2.30.0190.00720.85
7.2.20.0210.00720.87
7.2.10.0210.00520.87
7.2.00.0200.00520.90

preferences:
96.61 ms | 403 KiB | 5 Q