3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new \DateTime('2017-12-31 23:59:59.999999'); echo $date->format('Y-m-d H:i:s.u'); echo EOL; echo $date->modify('+1 microsecond')->format('Y-m-d H:i:s.u');

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)
8.3.60.0080.00818.68
8.3.50.0100.00318.45
8.3.40.0120.00919.06
8.3.30.0070.00719.21
8.3.20.0070.00020.41
8.3.10.0060.00318.92
8.3.00.0080.00023.93
8.2.180.0100.01025.92
8.2.170.0150.00022.96
8.2.160.0070.00719.32
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0000.00720.70
8.2.120.0050.00326.35
8.2.110.0070.00321.18
8.2.100.0080.00318.28
8.2.90.0050.00320.67
8.2.80.0050.00320.60
8.2.70.0030.00517.75
8.2.60.0060.00317.88
8.2.50.0080.00018.00
8.2.40.0000.00820.55
8.2.30.0040.00419.44
8.2.20.0000.00718.16
8.2.10.0000.00718.29
8.2.00.0040.00418.14
8.1.280.0110.00425.92
8.1.270.0050.00322.26
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00022.04
8.1.230.0120.00021.09
8.1.220.0080.00017.91
8.1.210.0040.00419.10
8.1.200.0050.00317.60
8.1.190.0000.00817.48
8.1.180.0050.00318.10
8.1.170.0040.00418.74
8.1.160.0000.00718.97
8.1.150.0000.00720.36
8.1.140.0040.00419.25
8.1.130.0030.00319.05
8.1.120.0040.00417.77
8.1.110.0070.00417.66
8.1.100.0000.00817.75
8.1.90.0040.00417.78
8.1.80.0040.00417.79
8.1.70.0040.00417.61
8.1.60.0040.00417.87
8.1.50.0040.00417.74
8.1.40.0000.00717.55
8.1.30.0040.00417.85
8.1.20.0090.00017.91
8.1.10.0040.00417.85
8.1.00.0060.00517.80
8.0.300.0040.00420.28
8.0.290.0060.00317.13
8.0.280.0070.00018.70
8.0.270.0000.00717.40
8.0.260.0030.00318.98
8.0.250.0030.00417.36
8.0.240.0030.00617.40
8.0.230.0030.00317.37
8.0.220.0070.00017.14
8.0.210.0030.00317.17
8.0.200.0000.00717.41
8.0.190.0040.00417.36
8.0.180.0040.00417.36
8.0.170.0000.00717.19
8.0.160.0030.00617.34
8.0.150.0070.00017.25
8.0.140.0070.00017.20
8.0.130.0000.00813.72
8.0.120.0090.00017.13
8.0.110.0040.00417.23
8.0.100.0030.00517.28
8.0.90.0040.00417.30
8.0.80.0040.01217.30
8.0.70.0040.00417.18
8.0.60.0030.00517.32
8.0.50.0070.00017.10
8.0.30.0080.01017.28
8.0.20.0120.01017.40
8.0.10.0000.00717.32
8.0.00.0060.01917.10
7.4.330.0020.00216.95
7.4.320.0030.00316.93
7.4.300.0000.00616.78
7.4.290.0050.00316.81
7.4.280.0040.00416.79
7.4.270.0030.00316.93
7.4.260.0000.00816.80
7.4.250.0000.00716.96
7.4.240.0030.00717.01
7.4.230.0030.00316.98
7.4.220.0080.01116.71
7.4.210.0100.00516.92
7.4.200.0030.00317.08
7.4.160.0110.00516.80
7.4.150.0140.00417.40
7.4.140.0120.01117.86
7.4.130.0190.00016.79
7.4.120.0100.00916.92
7.4.110.0100.00716.61
7.4.100.0030.01316.82
7.4.90.0100.01016.71
7.4.80.0130.01019.39
7.4.70.0150.00716.97
7.4.60.0040.01216.77
7.4.50.0120.00316.66
7.4.40.0120.00716.80
7.4.30.0120.00416.94
7.4.00.0040.01215.30
7.3.330.0050.00013.37
7.3.320.0000.00613.48
7.3.310.0000.00716.61
7.3.300.0040.00416.51
7.3.290.0030.00316.53
7.3.280.0060.00916.49
7.3.270.0140.00417.40
7.3.260.0130.00516.59
7.3.250.0090.01016.67
7.3.240.0140.00716.66
7.3.230.0110.00616.93
7.3.210.0060.01016.46
7.3.200.0030.01316.81
7.3.190.0150.00316.49
7.3.180.0040.01216.70
7.3.170.0090.01216.75
7.3.160.0060.01316.69
7.2.330.0090.00816.89
7.2.320.0110.01116.83
7.2.310.0100.00717.06
7.2.300.0130.00416.81
7.2.290.0120.00916.89
7.2.60.0060.00616.97
7.2.00.0090.00919.56
7.1.200.0060.00615.92
7.1.120.0030.01618.84
7.1.110.0030.01718.16
7.1.100.0160.00718.21
7.1.90.0040.00818.25
7.1.80.0040.00918.44
7.1.70.0070.00717.15
7.1.60.0160.01035.26
7.1.50.0170.00934.67
7.1.40.0180.00734.50
7.1.30.0150.01134.52
7.1.20.0130.01334.77
7.1.10.0040.00816.68
7.1.00.0000.01716.69

preferences:
55.2 ms | 401 KiB | 5 Q