3v4l.org

run code in 300+ PHP versions simultaneously
<?php $week_start=(new DateTime())->format('Y,W'); $week_start->setISODate()->format('D Y-m-d'); echo $week_start;

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)
8.3.60.0100.01016.75
8.3.50.0100.01221.98
8.3.40.0070.00718.91
8.3.30.0070.00719.00
8.3.20.0000.00720.37
8.3.10.0000.00823.47
8.3.00.0040.00419.63
8.2.180.0140.00718.63
8.2.170.0100.00322.96
8.2.160.0030.01022.21
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0080.00017.63
8.2.120.0040.00426.35
8.2.110.0030.00821.02
8.2.100.0120.00017.91
8.2.90.0050.00319.08
8.2.80.0050.00317.97
8.2.70.0040.00417.88
8.2.60.0040.00917.54
8.2.50.0040.00418.07
8.2.40.0040.00419.39
8.2.30.0040.00420.62
8.2.20.0040.00417.82
8.2.10.0000.00717.92
8.2.00.0050.00218.15
8.1.280.0090.00625.92
8.1.270.0050.00322.23
8.1.260.0070.00028.09
8.1.250.0000.00728.09
8.1.240.0040.00720.81
8.1.230.0040.00817.70
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0060.00317.38
8.1.190.0030.00517.35
8.1.180.0070.00018.10
8.1.170.0000.00820.06
8.1.160.0070.00022.02
8.1.150.0040.00418.80
8.1.140.0040.00419.49
8.1.130.0050.00217.57
8.1.120.0070.00017.49
8.1.110.0000.00717.56
8.1.100.0040.00417.61
8.1.90.0050.00217.54
8.1.80.0000.00917.57
8.1.70.0070.00017.43
8.1.60.0060.00317.60
8.1.50.0000.00817.54
8.1.40.0070.00017.55
8.1.30.0090.00017.80
8.1.20.0050.00217.62
8.1.10.0040.00417.71
8.1.00.0040.00417.66
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0050.00218.41
8.0.270.0000.00717.32
8.0.260.0030.00317.25
8.0.250.0070.00017.13
8.0.240.0000.00817.15
8.0.230.0040.00417.18
8.0.220.0000.00717.07
8.0.210.0070.00017.10
8.0.200.0060.00017.15
8.0.190.0040.00417.13
8.0.180.0030.00617.03
8.0.170.0060.00317.18
8.0.160.0000.00716.96
8.0.150.0040.00417.01
8.0.140.0000.01116.98
8.0.130.0000.00613.46
8.0.120.0060.00317.05
8.0.110.0040.00416.90
8.0.100.0000.00717.08
8.0.90.0000.00717.13
8.0.80.0080.00817.14
8.0.70.0040.00417.04
8.0.60.0050.00217.18
8.0.50.0000.00717.07
8.0.30.0110.00917.26
8.0.20.0110.01117.40
8.0.10.0050.00317.09
8.0.00.0070.00916.98
7.4.330.0030.00316.71
7.4.320.0030.00316.47
7.4.300.0030.00316.62
7.4.290.0000.00716.55
7.4.280.0040.00416.72
7.4.270.0030.00616.74
7.4.260.0070.00016.61
7.4.250.0000.00816.59
7.4.240.0020.00616.67
7.4.230.0060.00016.61
7.4.220.0090.01116.75
7.4.210.0100.01016.57
7.4.200.0000.00716.73
7.4.160.0040.01216.59
7.4.150.0180.00317.40
7.4.140.0100.01317.86
7.4.130.0120.00616.50
7.4.120.0070.00916.67
7.4.110.0070.01416.59
7.4.100.0090.01316.59
7.4.90.0130.00316.57
7.4.80.0090.00919.39
7.4.70.0040.01816.75
7.4.60.0100.01016.63
7.4.50.0110.00416.52
7.4.40.0160.00016.82
7.4.30.0110.00516.87
7.4.00.0050.01115.29
7.3.330.0000.00613.23
7.3.320.0000.00513.28
7.3.310.0070.00016.36
7.3.300.0040.00416.25
7.3.290.0060.00716.41
7.3.280.0130.00516.42
7.3.270.0030.01417.40
7.3.260.0100.01116.30
7.3.250.0120.00716.48
7.3.240.0080.01216.57
7.3.230.0070.01016.61
7.3.210.0060.01016.72
7.3.200.0100.01016.63
7.3.190.0090.00916.56
7.3.180.0140.00316.50
7.3.170.0100.01016.63
7.3.160.0060.01016.53
7.3.120.0060.00915.03
7.3.110.0090.00615.06
7.3.100.0030.01314.89
7.3.90.0040.00814.96
7.3.80.0040.00814.76
7.3.70.0080.00814.90
7.3.60.0090.00614.77
7.3.50.0070.00714.79
7.3.40.0000.01315.01
7.3.30.0090.00914.61
7.3.20.0090.00016.79
7.3.10.0000.01216.67
7.3.00.0030.01316.81
7.2.330.0080.01116.75
7.2.320.0130.00316.69
7.2.310.0060.01416.74
7.2.300.0100.01016.67
7.2.290.0130.01016.49
7.2.250.0150.00015.02
7.2.240.0070.01415.30
7.2.230.0000.01515.24
7.2.220.0090.00415.11
7.2.210.0070.01015.02
7.2.200.0100.00715.03
7.2.190.0030.00915.23
7.2.180.0030.01315.25
7.2.170.0040.01115.21
7.2.60.0080.00817.02
7.2.00.0150.00319.30
7.1.330.0080.00615.66
7.1.320.0000.01015.57
7.1.310.0130.00316.04
7.1.300.0140.00015.68
7.1.290.0000.01515.77
7.1.280.0060.01215.89
7.1.270.0110.00715.75
7.1.260.0090.00015.45
7.1.200.0040.00815.77
7.1.100.0060.00618.17
7.1.70.0080.00017.23
7.1.60.0110.01419.48
7.1.50.0040.00817.08
7.1.00.0000.08022.42
7.0.200.0320.00614.72
7.0.60.0000.04319.85
7.0.50.0130.08017.87
7.0.40.0170.04319.99
7.0.30.0200.03720.02
7.0.20.0230.06320.19
7.0.10.0070.08320.18
7.0.00.0170.07020.01
5.6.280.0030.06320.92
5.6.210.0070.08020.50
5.6.200.0100.08018.08
5.6.190.0100.08020.35
5.6.180.0230.08720.60
5.6.170.0300.04020.33
5.6.160.0000.06320.40
5.6.150.0030.08318.22
5.6.140.0030.07318.15
5.6.130.0130.03318.09
5.6.120.0170.06021.11
5.6.110.0100.08321.11
5.6.100.0070.06021.00
5.6.90.0170.06721.00
5.6.80.0100.07720.40
5.5.350.4270.03720.43
5.5.340.0100.05317.89
5.5.330.0100.08020.42
5.5.320.0500.07320.26
5.5.310.0200.05020.30
5.5.300.0100.04017.97
5.5.290.0030.07017.92
5.5.280.0130.06320.65
5.5.270.0070.07320.75
5.5.260.0130.07720.97
5.5.250.0070.07020.49
5.5.240.0230.07020.10

preferences:
54.41 ms | 401 KiB | 5 Q