3v4l.org

run code in 300+ PHP versions simultaneously
<?php class ContractVersion { private $end_date; public function __construct(\DateTime $end_date) { $this->end_date = $end_date; } public function getEndDate(): \DateTime { return clone $this->end_date; } } class VersionedContract { private $versions = []; public function __construct(\DateTime $end_date) { $this->versions[] = new ContractVersion($end_date); } public function getEndDate(): \DateTime { return $this->getCurrentVersion()->getEndDate(); } private function getCurrentVersion(): ContractVersion { return end($this->versions); } public function renew(\DateInterval $interval) { $this->versions[] = new ContractVersion($this->getEndDate()->add($interval)); } } $contract = new VersionedContract(new \DateTime('2017-10-10 10:10:00')); var_dump($contract->getEndDate()); // string(26) "2017-10-10 10:10:00.000000" $endDate = $contract->getEndDate(); var_dump($endDate); // same string(26) "2017-10-10 10:10:00.000000" $endDate->add('1 week'); var_dump($endDate);

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)
8.3.60.0180.00417.00
8.3.50.0090.00916.59
8.3.40.0040.01119.04
8.3.30.0110.00319.09
8.3.20.0030.00620.20
8.3.10.0000.00721.79
8.3.00.0050.00321.94
8.2.180.0100.01016.75
8.2.170.0070.00722.96
8.2.160.0140.00419.16
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0040.00419.45
8.2.120.0040.00426.35
8.2.110.0000.00922.05
8.2.100.0060.00619.76
8.2.90.0000.00819.19
8.2.80.0080.00018.04
8.2.70.0000.01117.62
8.2.60.0030.00617.93
8.2.50.0000.00818.10
8.2.40.0030.00520.42
8.2.30.0000.00719.23
8.2.20.0030.00618.01
8.2.10.0050.00218.20
8.2.00.0040.00418.18
8.1.280.0060.01225.92
8.1.270.0030.00622.18
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00621.18
8.1.230.0080.00319.16
8.1.220.0050.00317.79
8.1.210.0040.00418.77
8.1.200.0040.00417.48
8.1.190.0040.00417.48
8.1.180.0040.00418.10
8.1.170.0040.00418.82
8.1.160.0000.00719.13
8.1.150.0000.00820.55
8.1.140.0040.00419.59
8.1.130.0060.00318.90
8.1.120.0040.00417.48
8.1.110.0080.00317.52
8.1.100.0020.00517.64
8.1.90.0030.00517.52
8.1.80.0050.00317.57
8.1.70.0000.00817.59
8.1.60.0080.00017.75
8.1.50.0030.00517.55
8.1.40.0050.00317.57
8.1.30.0050.00317.65
8.1.20.0040.00417.68
8.1.10.0040.00417.59
8.1.00.0040.00417.70
8.0.300.0040.00420.14
8.0.290.0040.00416.88
8.0.280.0000.00718.35
8.0.270.0000.00817.33
8.0.260.0040.00417.13
8.0.250.0000.00717.06
8.0.240.0060.00317.16
8.0.230.0070.00017.16
8.0.220.0050.00316.99
8.0.210.0000.00717.03
8.0.200.0030.00317.13
8.0.190.0030.00617.07
8.0.180.0080.00017.02
8.0.170.0080.00017.13
8.0.160.0040.00417.11
8.0.150.0040.00417.02
8.0.140.0040.00417.11
8.0.130.0000.00513.45
8.0.120.0060.00317.07
8.0.110.0050.00317.03
8.0.100.0040.00417.14
8.0.90.0070.00016.93
8.0.80.0090.00617.02
8.0.70.0050.00317.15
8.0.60.0030.00517.04
8.0.50.0030.00516.97
8.0.30.0100.01017.30
8.0.20.0140.00717.42
8.0.10.0040.00417.15
8.0.00.0090.00916.84
7.4.330.0000.00615.55
7.4.320.0000.00716.58
7.4.300.0060.00016.79
7.4.290.0040.00416.54
7.4.280.0040.00416.74
7.4.270.0070.00016.74
7.4.260.0050.00013.41
7.4.250.0000.00716.72
7.4.240.0040.00416.61
7.4.230.0030.00316.48
7.4.220.0030.01316.55
7.4.210.0070.00716.76
7.4.200.0000.00716.74
7.4.160.0100.00916.81
7.4.150.0200.00617.40
7.4.140.0110.00717.86
7.4.130.0120.01216.75
7.4.120.0050.01816.57
7.4.110.0030.02016.65
7.4.100.0090.01216.72
7.4.90.0100.01016.93
7.4.80.0070.01019.39
7.4.70.0060.00616.75
7.4.60.0100.00616.69
7.4.50.0040.00816.93
7.4.40.0120.00616.82
7.4.30.0120.00616.95
7.4.00.0000.01515.04
7.3.330.0000.00613.57
7.3.320.0030.00313.28
7.3.310.0050.00216.57
7.3.300.0030.00316.37
7.3.290.0010.01216.52
7.3.280.0110.00716.50
7.3.270.0110.00717.40
7.3.260.0110.00716.49
7.3.250.0130.00616.54
7.3.240.0140.01016.51
7.3.230.0100.00816.61
7.3.210.0090.00916.60
7.3.200.0140.00316.46
7.3.190.0170.00016.53
7.3.180.0120.00616.70
7.3.170.0120.00916.52
7.3.160.0100.00916.43
7.3.10.0030.01016.48
7.3.00.0120.00316.90
7.2.330.0170.00416.83
7.2.320.0090.00916.54
7.2.310.0120.00616.91
7.2.300.0120.01216.95
7.2.290.0060.01216.93
7.2.130.0100.00716.82
7.2.120.0190.00316.80
7.2.110.0030.01416.62
7.2.100.0100.00716.52
7.2.90.1080.00215.75
7.2.80.1250.00515.92
7.2.70.0070.01215.81
7.2.60.0090.01016.17
7.2.50.0100.01115.94
7.2.40.0580.01115.96
7.2.30.0260.00915.99
7.2.20.0170.00615.82
7.2.10.0200.01115.82
7.2.00.0440.00716.02
7.1.250.0040.00415.46
7.1.210.1170.00613.86
7.1.200.1750.00314.00
7.1.190.0440.00613.91
7.1.180.0130.00713.78
7.1.170.0330.00713.94
7.1.160.1760.00913.99
7.1.150.0030.01713.69
7.1.140.0910.00713.77
7.1.130.1060.00613.98
7.1.120.0270.00513.91
7.1.110.0080.01213.97
7.1.100.0060.01213.91
7.1.90.0260.00613.98
7.1.80.1090.01013.79
7.1.70.0090.01313.89
7.1.60.2760.01632.02
7.1.50.1980.00931.88
7.1.40.0260.01331.96
7.1.30.0240.01432.22
7.1.20.0350.00931.93
7.1.10.1720.01014.09
7.1.00.0990.01014.14
7.0.310.2130.00613.38
7.0.300.0320.01013.63
7.0.290.0110.00713.84
7.0.280.0070.01413.45
7.0.270.0150.00413.87
7.0.260.0100.00513.82
7.0.250.0370.00713.74
7.0.240.0540.00713.80
7.0.230.0100.01313.71
7.0.220.0040.01513.96
7.0.210.0130.00813.69
7.0.200.3080.01313.68
7.0.190.1260.00313.88
7.0.180.0840.00013.43
7.0.170.0080.00813.96
7.0.160.1980.00613.91
7.0.150.1320.00613.61
7.0.140.0140.00613.63
7.0.130.0080.00813.39
7.0.120.0000.01513.75
7.0.110.0210.00013.72
7.0.100.0760.00013.72
7.0.90.0120.00613.43
7.0.80.0070.01313.73
7.0.70.0090.01213.23
7.0.60.0340.00613.39
7.0.50.0100.01013.80
7.0.40.0230.00713.50
7.0.30.0080.01113.93
7.0.20.0160.00513.52
7.0.10.1540.00013.70
7.0.00.1140.00313.75

preferences:
86.52 ms | 401 KiB | 5 Q