3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tz = new DateTimeZone('Europe/London'); $date = new DateTimeImmutable('now', $tz); $time = 1509235200; $date1 = $date->setTimestamp($time - 1); $date2 = $date->setTimestamp($time); $date3 = $date->setTimestamp($time + 3600 - 1); $date4 = $date->setTimestamp($time + 3600); $date5 = $date->setTimestamp($time + 3600*2 - 1); var_dump($date1->format(DateTime::ATOM)); var_dump($date2->format(DateTime::ATOM)); var_dump($date3->format(DateTime::ATOM)); var_dump($date4->format(DateTime::ATOM)); var_dump($date5->format(DateTime::ATOM));

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)
8.3.60.0060.00918.43
8.3.50.0070.00718.41
8.3.40.0070.00718.71
8.3.30.0070.01119.14
8.3.20.0040.00424.18
8.3.10.0080.00024.66
8.3.00.0040.00426.16
8.2.180.0120.00325.92
8.2.170.0000.01722.96
8.2.160.0070.00722.96
8.2.150.0000.00725.66
8.2.140.0040.01224.66
8.2.130.0050.00226.16
8.2.120.0040.00420.94
8.2.110.0030.00619.30
8.2.100.0060.00617.91
8.2.90.0040.00417.75
8.2.80.0050.00318.73
8.2.70.0000.00817.63
8.2.60.0000.00817.63
8.2.50.0030.00518.02
8.2.40.0040.00418.16
8.2.30.0080.00018.14
8.2.20.0000.00820.48
8.2.10.0070.00018.18
8.2.00.0000.00719.32
8.1.280.0110.00425.92
8.1.270.0000.00823.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0080.00323.71
8.1.230.0070.00420.97
8.1.220.0060.00318.68
8.1.210.0040.00418.77
8.1.200.0030.00917.47
8.1.190.0030.00617.35
8.1.180.0000.00918.10
8.1.170.0040.00417.65
8.1.160.0020.00518.91
8.1.150.0070.00018.78
8.1.140.0040.00417.63
8.1.130.0030.00318.84
8.1.120.0070.00317.61
8.1.110.0000.00717.50
8.1.100.0000.00717.61
8.1.90.0000.00717.56
8.1.80.0000.00717.55
8.1.70.0070.00817.59
8.1.60.0140.00317.55
8.1.50.0190.00017.53
8.1.40.0100.01017.55
8.1.30.0130.00517.63
8.1.20.0090.00917.68
8.1.10.0140.00617.59
8.1.00.0110.00717.69
8.0.300.0000.00719.81
8.0.290.0040.00417.00
8.0.280.0000.00818.40
8.0.270.0000.00817.01
8.0.260.0000.00618.35
8.0.250.0000.00717.15
8.0.240.0030.00617.14
8.0.230.0040.00417.08
8.0.220.0080.00017.07
8.0.210.0030.00316.93
8.0.200.0000.00817.12
8.0.190.0160.00316.91
8.0.180.0100.00516.92
8.0.170.0090.00616.95
8.0.160.0050.01017.02
8.0.150.0130.00317.00
8.0.140.0100.00516.98
8.0.130.0100.00717.00
8.0.120.0120.00316.97
8.0.110.0100.00817.06
8.0.100.0100.00716.98
8.0.90.0130.00316.92
8.0.80.0150.00316.97
8.0.70.0080.00816.88
8.0.60.0140.00317.05
8.0.50.0140.00316.90
8.0.30.0080.00716.84
8.0.20.0050.01017.10
8.0.10.0130.00417.15
7.4.330.0000.00515.55
7.4.320.0030.00316.56
7.4.300.0090.00616.61
7.4.290.0130.00016.48
7.4.280.0140.00416.47
7.4.270.0160.00016.59
7.4.260.0120.00216.32
7.4.250.0050.01016.28
7.4.240.0060.00616.60
7.4.230.0070.00416.38
7.4.220.0150.00016.56
7.4.210.0110.00316.63
7.4.200.0040.00816.59
7.4.190.0060.00616.70
7.4.180.0030.00816.58
7.4.160.0100.00016.66
7.4.150.0040.00716.47
7.4.140.0060.00616.38
7.4.130.0040.00716.48
7.4.120.0050.00516.45
7.4.110.0070.00416.45
7.4.100.0110.00016.67
7.4.90.0080.00316.52
7.4.80.0070.00416.31
7.4.70.0090.00316.36
7.4.60.0000.01316.26
7.4.50.0040.00916.46
7.4.40.0110.00016.38
7.4.30.0110.00016.34
7.4.20.0070.00416.34
7.4.10.0110.00016.48
7.4.00.0020.00716.52

preferences:
32.35 ms | 400 KiB | 5 Q