3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump($d = date('Y-\WW-w'), date('Y-m-d')); var_dump($t = strtotime($d)); var_dump((new DateTime('@'.$t))->format('Y-\WW-w')); var_dump((new DateTime('@'.$t))->format('Y-m-d')); var_dump(DateTime::createFromFormat('Y-\WW-w', $d));

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)
8.3.60.0100.01018.43
8.3.50.0110.00819.22
8.3.40.0060.01619.10
8.3.30.0100.01018.78
8.3.20.0080.00021.90
8.3.10.0040.00421.82
8.3.00.0040.00423.73
8.2.180.0090.00616.63
8.2.170.0140.00022.96
8.2.160.0090.00621.06
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0050.00326.16
8.2.120.0080.00026.16
8.2.110.0140.00719.32
8.2.100.0060.00617.84
8.2.90.0040.00418.16
8.2.80.0000.00817.97
8.2.70.0060.00317.93
8.2.60.0060.00318.22
8.2.50.0040.00418.10
8.2.40.0080.00020.42
8.2.30.0020.00519.19
8.2.20.0040.00418.03
8.2.10.0000.00719.30
8.2.00.0000.00719.24
8.1.280.0070.01025.92
8.1.270.0040.00421.95
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0110.00022.46
8.1.230.0100.00322.71
8.1.220.0030.00517.74
8.1.210.0080.00018.95
8.1.200.0050.00317.48
8.1.190.0000.00817.12
8.1.180.0040.00418.10
8.1.170.0080.00018.70
8.1.160.0070.00018.90
8.1.150.0040.00418.95
8.1.140.0000.00718.80
8.1.130.0030.00318.87
8.1.120.0000.00717.60
8.1.110.0090.00017.52
8.1.100.0000.00717.43
8.1.90.0000.00717.55
8.1.80.0000.00717.41
8.1.70.0030.00717.61
8.1.60.0040.00417.59
8.1.50.0050.00317.59
8.1.40.0000.00917.61
8.1.30.0000.00817.72
8.1.20.0040.00417.64
8.1.10.0080.00017.74
8.1.00.0000.00717.67
8.0.300.0030.00319.94
8.0.290.0080.00017.00
8.0.280.0030.00318.56
8.0.270.0000.00717.33
8.0.260.0030.00318.39
8.0.250.0030.00317.17
8.0.240.0070.00017.07
8.0.230.0030.00317.17
8.0.220.0000.00716.96
8.0.210.0000.00717.07
8.0.200.0030.00317.14
8.0.190.0070.00017.16
8.0.180.0000.00817.06
8.0.170.0060.00317.13
8.0.160.0040.00417.14
8.0.150.0030.00316.96
8.0.140.0030.00316.94
8.0.130.0000.00513.40
8.0.120.0040.00417.02
8.0.110.0040.00416.92
8.0.100.0050.00217.08
8.0.90.0030.00516.91
8.0.80.0070.00916.96
8.0.70.0040.00416.84
8.0.60.0040.00416.81
8.0.50.0040.00416.84
8.0.30.0120.00717.38
8.0.20.0140.00817.28
8.0.10.0040.00417.06
8.0.00.0090.00916.86
7.4.330.0030.00315.55
7.4.320.0030.00316.68
7.4.300.0000.00716.58
7.4.290.0000.00716.64
7.4.280.0000.00716.44
7.4.270.0030.00316.73
7.4.260.0070.00016.58
7.4.250.0040.00416.64
7.4.240.0030.00316.60
7.4.230.0030.00316.77
7.4.220.0070.00016.42
7.4.210.0090.00616.61
7.4.200.0030.00316.41
7.4.160.0080.01016.56
7.4.140.0090.00917.86
7.4.130.0080.01316.70
7.4.120.0060.01016.68
7.4.110.0120.00816.55
7.4.100.0120.00616.42
7.4.90.0120.00616.62
7.4.80.0060.01119.39
7.4.70.0100.00716.45
7.4.60.0040.01116.51
7.4.50.0030.01116.77
7.4.40.0080.00816.50
7.4.10.0100.00715.31
7.4.00.0070.00915.03
7.3.330.0000.00613.08
7.3.320.0000.00613.30
7.3.310.0030.00516.41
7.3.300.0040.00416.32
7.3.290.0090.00516.32
7.3.280.0120.00516.31
7.3.260.0120.00816.40
7.3.240.0110.00516.40
7.3.230.0110.00616.38
7.3.210.0100.00616.32
7.3.200.0030.01316.53
7.3.190.0070.01016.39
7.3.180.0080.00816.53
7.3.170.0120.00416.50
7.3.160.0060.01116.37
7.3.130.0040.01514.96
7.3.120.0090.00814.82
7.3.110.0080.01014.91
7.3.100.0100.00514.66
7.3.90.0080.00514.81
7.3.80.0070.00714.70
7.3.70.0100.00314.76
7.3.60.0030.01014.88
7.3.50.0070.00714.92
7.3.40.0060.00614.87
7.3.30.0110.00314.85
7.3.20.0380.00916.02
7.3.10.0090.00716.14
7.3.00.0060.00616.13
7.2.330.0000.02416.76
7.2.320.0100.01316.83
7.2.310.0130.00516.51
7.2.300.0080.00916.81
7.2.290.0060.01416.54
7.2.260.0090.00915.04
7.2.250.0080.01015.27
7.2.240.0100.00815.21
7.2.230.0100.00715.26
7.2.220.0050.00914.82
7.2.210.0080.00615.03
7.2.200.0030.01014.87
7.2.190.0080.00614.99
7.2.180.0100.00515.02
7.2.170.0070.00815.00
7.2.160.0000.01215.21
7.2.150.0080.01016.17
7.2.140.0010.01216.23
7.2.130.0050.01215.92
7.2.120.0090.00615.94
7.2.110.0100.01016.06
7.2.100.0090.00816.01
7.2.90.0030.00816.14
7.2.80.0110.00216.27
7.2.70.0070.00716.03
7.2.60.0050.01115.96
7.2.50.0060.00715.94
7.2.40.0090.00716.05
7.2.30.0100.00916.10
7.2.20.0040.01116.17
7.2.10.0100.00716.00
7.2.00.0080.00715.94
7.1.330.0000.01415.90
7.1.320.0030.00915.69
7.1.310.0090.00515.97
7.1.300.0090.00815.21
7.1.290.0110.00615.25
7.1.280.0070.00815.14
7.1.270.0040.00915.29
7.1.260.0050.00715.07
7.1.250.0100.00715.11
7.1.240.0040.01115.94
7.1.230.0030.00615.88
7.1.220.0050.00515.91
7.1.210.0030.00715.94
7.1.200.0070.00715.97
7.1.190.0030.01015.73
7.1.180.0100.00715.89
7.1.170.0040.00415.91
7.1.160.0100.00315.96
7.1.150.0030.00715.81
7.1.140.0100.00616.04
7.1.130.0000.01316.00
7.1.120.0000.00916.07
7.1.110.0060.00915.77
7.1.100.0070.00715.80
7.1.90.0040.00816.13
7.1.80.0090.00316.07
7.1.70.0000.01215.94
7.1.60.0050.00516.04
7.1.50.0000.01215.66
7.1.40.0030.00916.07
7.1.30.0080.00815.89
7.1.20.0090.00915.91
7.1.10.0070.00415.52
7.1.00.0000.01115.90

preferences:
36.43 ms | 401 KiB | 5 Q