3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = new DateTime('2008-12-31 00:00'); $end = new DateTime('2009-02-01 00:00'); $point = $start; while($point <= $end){ echo $point->format('YW') . "\n"; $point = $point->modify('next week'); }

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)
8.3.60.0060.01316.59
8.3.50.0070.01818.05
8.3.40.0120.00318.75
8.3.30.0100.00318.97
8.3.20.0050.00220.21
8.3.10.0080.00021.92
8.3.00.0040.00717.63
8.2.180.0090.00916.75
8.2.170.0000.01422.96
8.2.160.0110.00419.38
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0000.00722.21
8.2.120.0040.00426.35
8.2.110.0040.00721.17
8.2.100.0070.00317.97
8.2.90.0040.00418.09
8.2.80.0050.00518.05
8.2.70.0050.00318.16
8.2.60.0040.00418.22
8.2.50.0060.00318.10
8.2.40.0000.00719.26
8.2.30.0050.00319.36
8.2.20.0030.00517.93
8.2.10.0000.00718.06
8.2.00.0000.00718.17
8.1.280.0170.00325.92
8.1.270.0040.00423.88
8.1.260.0100.00328.09
8.1.250.0080.00028.09
8.1.240.0100.00024.05
8.1.230.0100.00322.86
8.1.220.0030.00717.91
8.1.210.0060.00318.77
8.1.200.0030.00617.47
8.1.190.0050.00317.60
8.1.180.0050.00318.10
8.1.170.0080.00018.84
8.1.160.0040.00422.16
8.1.150.0000.00820.65
8.1.140.0070.00019.70
8.1.130.0000.00717.70
8.1.120.0070.00417.60
8.1.110.0050.00317.68
8.1.100.0000.00717.74
8.1.90.0030.00517.61
8.1.80.0000.00717.72
8.1.70.0090.00017.63
8.1.60.0040.00417.81
8.1.50.0000.00817.77
8.1.40.0040.00417.71
8.1.30.0050.00317.68
8.1.20.0050.00317.80
8.1.10.0050.00317.77
8.1.00.0030.00517.74
8.0.300.0090.00019.90
8.0.290.0000.00916.88
8.0.280.0000.00918.57
8.0.270.0030.00317.30
8.0.260.0000.00717.39
8.0.250.0040.00417.20
8.0.240.0030.00317.23
8.0.230.0030.00317.23
8.0.220.0000.00817.18
8.0.210.0080.00017.03
8.0.200.0040.00417.25
8.0.190.0040.00417.08
8.0.180.0040.00417.09
8.0.170.0060.00317.07
8.0.160.0030.00517.13
8.0.150.0000.00716.98
8.0.140.0000.00817.01
8.0.130.0050.00013.60
8.0.120.0040.00417.10
8.0.110.0040.00417.04
8.0.100.0040.00417.21
8.0.90.0020.00516.98
8.0.80.0170.00317.13
8.0.70.0030.00517.11
8.0.60.0080.00017.25
8.0.50.0050.00217.14
8.0.30.0050.01317.29
8.0.20.0110.01117.40
8.0.10.0000.00717.29
8.0.00.0070.01017.15
7.4.330.0050.00015.27
7.4.320.0030.00316.71
7.4.300.0000.00616.58
7.4.290.0050.00216.73
7.4.280.0000.00816.79
7.4.270.0070.00016.66
7.4.260.0050.00316.78
7.4.250.0050.00216.77
7.4.240.0080.00016.81
7.4.230.0070.00016.80
7.4.220.0130.00616.66
7.4.210.0070.00916.77
7.4.200.0000.00716.80
7.4.160.0100.00616.72
7.4.150.0180.00017.40
7.4.140.0080.01317.86
7.4.130.0110.01016.71
7.4.120.0110.00616.69
7.4.110.0080.01516.72
7.4.100.0040.01416.84
7.4.90.0100.00716.72
7.4.80.0080.00819.39
7.4.70.0080.01116.75
7.4.60.0110.00716.74
7.4.50.0000.01516.69
7.4.40.0150.00916.52
7.4.30.0120.00416.67
7.4.00.0090.00415.15
7.3.330.0030.00313.25
7.3.320.0080.00013.45
7.3.310.0050.00316.52
7.3.300.0060.00016.41
7.3.290.0070.00016.50
7.3.280.0090.01116.50
7.3.270.0100.01017.40
7.3.260.0080.01316.45
7.3.250.0070.01016.72
7.3.240.0090.00816.64
7.3.230.0030.01316.66
7.3.210.0090.00916.83
7.3.200.0030.01816.61
7.3.190.0090.00916.63
7.3.180.0090.00916.77
7.3.170.0110.00616.61
7.3.160.0110.00716.65
7.3.120.0050.01215.21
7.3.110.0070.01215.07
7.3.100.0060.01015.03
7.3.90.0060.00715.07
7.3.80.0040.01115.16
7.3.70.0060.00814.75
7.3.60.0050.01014.98
7.3.50.0010.00814.98
7.3.40.0050.00815.02
7.3.30.0060.00714.89
7.3.20.0050.00916.97
7.3.10.0040.00916.79
7.3.00.0070.00416.71
7.2.330.0180.00016.50
7.2.320.0170.00016.61
7.2.310.0130.00316.93
7.2.300.0030.01417.04
7.2.290.0030.01516.61
7.2.250.0100.00815.41
7.2.240.0120.00815.11
7.2.230.0090.00615.18
7.2.220.0030.01215.26
7.2.210.0060.00915.23
7.2.200.0070.00915.20
7.2.190.0100.00715.18
7.2.180.0030.00915.17
7.2.170.0080.00815.35
7.2.60.0030.01017.15
7.2.50.0100.00017.21
7.1.330.0050.00816.06
7.1.320.0060.00815.92
7.1.310.0060.00715.79
7.1.300.0080.00116.10
7.1.290.0050.00715.81
7.1.280.0020.01116.00
7.1.270.0030.00916.08
7.1.260.0050.00815.88
7.1.200.0030.00615.94
7.1.70.0110.01117.44
7.1.60.0000.01119.79
7.1.00.0000.08022.41
7.0.200.0310.00314.62
7.0.80.0200.06020.01
7.0.70.0230.06020.02
7.0.60.0130.06319.86
7.0.50.0230.05320.34
7.0.40.0330.04020.33
7.0.30.0170.06320.42
7.0.20.1230.06720.33
7.0.10.0200.05720.34
7.0.00.0130.06320.43
5.6.230.0270.04720.75
5.6.220.0230.05020.75
5.6.210.0070.06320.62
5.6.200.0100.06021.04
5.6.190.0200.05021.11
5.6.180.0100.06021.07
5.6.170.0170.06021.11
5.6.160.0100.06721.18
5.6.150.0200.05721.18
5.6.140.0070.06721.08
5.6.130.0070.06721.11
5.6.120.0070.06721.02
5.6.110.0230.06021.05
5.6.100.0030.09021.01
5.6.90.0100.06721.06
5.6.80.0070.06020.46
5.6.70.0170.05020.46
5.6.60.0100.08320.54
5.6.50.0100.05720.55
5.6.40.0100.08020.44
5.6.30.0170.05020.38
5.6.20.0070.06020.42
5.6.10.0170.05320.43
5.6.00.0070.06020.40
5.5.370.0200.05320.39
5.5.360.0030.07720.48
5.5.350.0200.06020.56
5.5.340.0230.05320.77
5.5.330.0130.05320.93
5.5.320.0130.05720.91
5.5.310.0200.05020.94
5.5.300.0130.08020.88
5.5.290.0100.06720.85
5.5.280.0100.06720.93
5.5.270.0130.06720.85
5.5.260.0200.05720.89
5.5.250.0170.06020.70
5.5.240.0200.07320.26
5.5.230.0130.05720.26
5.5.220.0230.07020.21
5.5.210.0070.06020.32
5.5.200.0100.05320.13
5.5.190.0130.05720.27
5.5.180.0130.05320.27
5.5.160.0170.05020.17
5.5.150.0130.05320.23
5.5.140.0030.06020.27
5.5.130.0130.05320.18
5.5.120.0100.05720.31
5.5.110.0070.06020.18
5.5.100.0070.06020.23
5.5.90.0070.05720.22
5.5.80.0070.05720.19
5.5.70.0130.06020.00
5.5.60.0070.05720.09
5.5.50.0100.05320.00
5.5.40.0100.05320.05
5.5.30.0100.05720.15
5.5.20.0100.05320.19
5.5.10.0100.05320.14
5.5.00.0170.05020.09

preferences:
63.86 ms | 401 KiB | 5 Q