3v4l.org

run code in 300+ PHP versions simultaneously
<?php $contacts = [["createdAt"=>'2020-01-29T17:00:04.159+01:00']]; foreach ($contacts as &$contact) { $time = new DateTime($contact['createdAt']); $contact['createdAt'] = $time->format('Y-m-d'); } print_r($contacts);

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)
8.5.30.0140.00317.55
8.5.20.0090.00919.88
8.5.10.0090.01019.05
8.5.00.0110.00920.25
8.4.180.0120.01020.86
8.4.170.0110.01124.19
8.4.160.0130.00923.88
8.4.150.0050.00817.04
8.4.140.0140.00618.21
8.4.130.0040.00518.34
8.4.120.0140.00521.14
8.4.110.0130.00722.73
8.4.100.0130.00918.24
8.4.90.0140.00819.00
8.4.80.0090.01218.21
8.4.70.0130.00818.25
8.4.60.0120.00719.43
8.4.50.0110.00920.08
8.4.40.0080.00018.07
8.4.30.0060.01320.92
8.4.20.0130.00618.36
8.4.10.0060.00320.06
8.3.300.0110.00920.90
8.3.290.0120.00821.06
8.3.280.0110.01018.76
8.3.270.0160.00417.00
8.3.260.0110.00916.92
8.3.250.0100.00819.07
8.3.240.0110.00916.82
8.3.230.0110.00917.01
8.3.220.0070.00017.52
8.3.210.0100.00517.26
8.3.200.0080.00117.11
8.3.190.0100.00517.20
8.3.180.0060.00818.80
8.3.170.0070.00319.44
8.3.160.0170.00318.87
8.3.150.0080.00020.94
8.3.140.0060.00317.61
8.3.130.0040.00419.03
8.3.120.0030.00621.04
8.3.110.0000.00817.02
8.3.100.0030.00524.06
8.3.90.0050.00326.77
8.3.80.0030.00719.36
8.3.70.0140.00018.93
8.3.60.0170.00317.00
8.3.50.0100.00823.80
8.3.40.0120.00319.35
8.3.30.0120.00319.06
8.3.20.0070.00022.13
8.3.10.0000.00722.13
8.3.00.0040.00423.86
8.2.300.0100.01019.14
8.2.290.0070.00420.58
8.2.280.0100.00818.89
8.2.270.0090.00917.60
8.2.260.0070.00018.94
8.2.250.0040.00417.10
8.2.240.0040.00417.52
8.2.230.0090.00020.94
8.2.220.0120.00337.54
8.2.210.0080.00026.77
8.2.200.0000.00918.88
8.2.190.0000.01416.75
8.2.180.0110.01118.50
8.2.170.0070.00722.96
8.2.160.0070.00720.59
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00426.16
8.2.110.0040.00420.80
8.2.100.0060.00618.09
8.2.90.0000.00818.28
8.2.80.0050.00318.13
8.2.70.0050.00318.00
8.2.60.0030.00618.13
8.2.50.0060.00318.13
8.2.40.0030.00618.59
8.2.30.0000.00819.57
8.2.20.0060.00318.49
8.2.10.0000.00719.63
8.2.00.0040.00419.67
8.1.340.0130.00919.81
8.1.330.0080.01122.22
8.1.320.0070.01316.63
8.1.310.0090.00617.12
8.1.300.0050.00518.59
8.1.290.0000.00930.84
8.1.280.0070.00725.92
8.1.270.0000.00822.45
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0070.00324.11
8.1.230.0070.00424.18
8.1.220.0000.00918.16
8.1.210.0050.00319.17
8.1.200.0080.00017.85
8.1.190.0040.00417.73
8.1.180.0030.00719.39
8.1.170.0000.00817.84
8.1.160.0000.00819.04
8.1.150.0080.00019.11
8.1.140.0050.00220.94
8.1.130.0080.00020.49
8.1.120.0000.00717.90
8.1.110.0040.00417.86
8.1.100.0070.00017.86
8.1.90.0000.00717.91
8.1.80.0000.00717.93
8.1.70.0030.00317.83
8.1.60.0030.00617.95
8.1.50.0040.00417.82
8.1.40.0000.00817.79
8.1.30.0060.00617.94
8.1.20.0060.00318.07
8.1.10.0000.00817.92
8.1.00.0060.00317.89
8.0.300.0000.00720.28
8.0.290.0040.00417.13
8.0.280.0050.00318.68
8.0.270.0050.00318.34
8.0.260.0030.00520.34
8.0.250.0040.00417.41
8.0.240.0050.00317.30
8.0.230.0070.00017.43
8.0.220.0070.00017.36
8.0.210.0070.00017.34
8.0.200.0040.00417.36
8.0.190.0040.00417.38
8.0.180.0000.00817.40
8.0.170.0070.00417.28
8.0.160.0040.00417.22
8.0.150.0040.00417.30
8.0.140.0070.00017.39
8.0.130.0000.00513.87
8.0.120.0040.00417.36
8.0.110.0000.00717.41
8.0.100.0070.00017.23
8.0.90.0030.00617.15
8.0.80.0100.00717.29
8.0.70.0000.00817.22
8.0.60.0070.00017.25
8.0.50.0050.00317.16
8.0.30.0100.00717.28
8.0.20.0120.00717.36
8.0.10.0040.00417.46
8.0.00.0120.00617.14
7.4.330.0050.00016.94
7.4.320.0060.00016.92
7.4.300.0100.00016.83
7.4.290.0030.00316.96
7.4.280.0040.00417.04
7.4.270.0000.00816.98
7.4.260.0000.00513.63
7.4.250.0070.00016.92
7.4.240.0020.00617.04
7.4.230.0030.00516.82
7.4.220.0000.00716.68
7.4.210.0030.01716.66
7.4.200.0070.00016.86
7.4.130.0060.01416.64
7.4.120.0160.00316.91
7.4.110.0070.01016.79
7.4.100.0100.00716.73
7.4.90.0030.01516.78
7.4.80.0110.01119.39
7.4.70.0100.00616.84
7.4.60.0170.00716.93
7.4.50.0070.00716.97
7.4.40.0030.01316.79
7.4.20.0140.00316.65
7.4.10.0080.00816.62
7.4.00.0120.00516.91
7.3.330.0070.00016.61
7.3.320.0000.00513.55
7.3.310.0000.00716.73
7.3.300.0070.00016.79
7.3.290.0100.00616.62
7.3.260.0090.00916.64
7.3.240.0100.00916.77
7.3.230.0140.00716.83
7.3.210.0070.01016.61
7.3.200.0030.01516.71
7.3.190.0120.00916.57
7.3.180.0060.01016.68
7.3.170.0000.01516.55
7.3.160.0070.01016.73
7.3.130.0060.01116.66
7.3.120.0060.01416.69
7.3.110.0080.01016.68
7.3.100.0070.01216.71
7.3.90.0080.00916.76
7.3.80.0110.00816.69
7.3.70.0070.01016.68
7.3.60.0100.00916.71
7.3.50.0090.00916.62
7.3.40.0090.01016.67
7.3.30.0100.00816.73
7.3.20.0100.01216.68
7.3.10.0110.00816.61
7.3.00.0070.01216.71
7.2.330.0120.00417.14
7.2.320.0140.00716.89
7.2.310.0070.01017.13
7.2.300.0090.00916.98
7.2.290.0070.01016.74
7.2.260.0110.00716.94
7.2.250.0040.01317.05
7.2.240.0100.00916.86
7.2.230.0130.01016.97
7.2.220.0080.00916.97
7.2.210.0130.00416.85
7.2.200.0100.00716.85
7.2.190.0030.01616.95
7.2.180.0110.01016.92
7.2.170.0090.01216.89
7.2.160.0100.01316.90
7.2.150.0140.00916.97
7.2.140.0080.01016.98
7.2.130.0110.00917.00
7.2.120.0130.00716.85
7.2.110.0070.01017.02
7.2.100.0080.01016.97
7.2.90.0140.00616.86
7.2.80.0090.00816.92
7.2.70.0130.00916.95
7.2.60.0100.01316.90
7.2.50.0120.01016.84
7.2.40.0080.01116.93
7.2.30.0120.00917.03
7.2.20.0090.00817.02
7.2.10.0140.00516.82
7.2.00.0080.01116.95

preferences:
113.99 ms | 1468 KiB | 5 Q