3v4l.org

run code in 300+ PHP versions simultaneously
<?php $start = new DateTime('2013-11-07'); $end = new DateTime('2013-12-31'); $weeks = array(); while ($start < $end) { $weeks[] = $start->format('d-m-Y'); $start->modify('+1 week'); } print_r($weeks);

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)
8.3.40.0150.00018.65
8.3.30.0100.00720.16
8.3.20.0120.00318.79
8.3.10.0030.00620.95
8.3.00.0070.00023.70
8.2.170.0110.00719.20
8.2.160.0100.00322.96
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0060.00320.01
8.2.110.0060.00321.22
8.2.100.0060.00618.09
8.2.90.0000.00818.16
8.2.80.0050.00318.15
8.2.70.0080.00418.05
8.2.60.0080.00018.28
8.2.50.0000.00918.10
8.2.40.0040.00422.50
8.2.30.0040.00419.52
8.2.20.0040.00417.88
8.2.10.0060.00318.10
8.2.00.0060.00317.87
8.1.270.0090.00923.91
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0050.00324.01
8.1.230.0040.00722.87
8.1.220.0030.00517.91
8.1.210.0050.00318.77
8.1.200.0060.00317.60
8.1.190.0040.00417.61
8.1.180.0130.00018.10
8.1.170.0040.00418.84
8.1.160.0040.00419.06
8.1.150.0000.00718.80
8.1.140.0040.00417.70
8.1.130.0000.00718.01
8.1.120.0040.00417.70
8.1.110.0050.00317.71
8.1.100.0030.00517.58
8.1.90.0070.00017.61
8.1.80.0000.00817.61
8.1.70.0000.00717.70
8.1.60.0040.00417.73
8.1.50.0050.00217.73
8.1.40.0040.00417.63
8.1.30.0030.00517.80
8.1.20.0050.00317.84
8.1.10.0070.00017.71
8.1.00.0060.00617.63
8.0.300.0000.00819.95
8.0.290.0040.00416.88
8.0.280.0040.00418.50
8.0.270.0070.00017.25
8.0.260.0030.00317.13
8.0.250.0050.00317.16
8.0.240.0040.00717.18
8.0.230.0030.00317.22
8.0.220.0030.00317.13
8.0.210.0040.00417.04
8.0.200.0000.00617.20
8.0.190.0040.00417.22
8.0.180.0090.00017.08
8.0.170.0000.00717.04
8.0.160.0040.00417.05
8.0.150.0070.00017.21
8.0.140.0040.00417.09
8.0.130.0060.00013.50
8.0.120.0000.00717.07
8.0.110.0000.00717.11
8.0.100.0040.00417.19
8.0.90.0030.00317.11
8.0.80.0090.01317.16
8.0.70.0040.00417.11
8.0.60.0000.00717.27
8.0.50.0050.00316.97
8.0.30.0140.00617.43
8.0.20.0150.00517.40
8.0.10.0000.00817.16
8.0.00.0110.00816.97
7.4.330.0030.00315.08
7.4.320.0030.00316.61
7.4.300.0040.00416.79
7.4.290.0070.00016.69
7.4.280.0030.00316.79
7.4.270.0030.00316.80
7.4.260.0050.00013.44
7.4.250.0040.00416.79
7.4.240.0070.00016.85
7.4.230.0070.00016.70
7.4.220.0130.00916.71
7.4.210.0100.00916.75
7.4.200.0000.00716.60
7.4.190.0080.00016.77
7.4.160.0060.01516.70
7.4.150.0070.01117.40
7.4.140.0080.01217.86
7.4.130.0110.00516.74
7.4.120.0060.01016.71
7.4.110.0090.00916.75
7.4.100.0120.01116.80
7.4.90.0150.00316.82
7.4.80.0100.00719.39
7.4.70.0120.01016.70
7.4.60.0070.01117.00
7.4.50.0060.00316.77
7.4.40.0030.01322.77
7.4.30.0070.01117.00
7.4.00.0040.01315.05
7.3.330.0050.00013.22
7.3.320.0000.00513.29
7.3.310.0030.00316.27
7.3.300.0030.00316.46
7.3.290.0100.01016.52
7.3.280.0090.00816.47
7.3.270.0140.00317.40
7.3.260.0110.00718.24
7.3.250.0110.00716.59
7.3.240.0160.00016.45
7.3.230.0000.01716.62
7.3.210.0100.00716.60
7.3.200.0060.01319.39
7.3.190.0140.00716.49
7.3.180.0080.00816.64
7.3.170.0120.00416.66
7.3.160.0060.01016.52
7.3.120.0070.01015.04
7.3.110.0140.00314.73
7.3.100.0070.00715.14
7.3.90.0030.01014.80
7.3.80.0060.01114.70
7.3.70.0030.00915.04
7.3.60.0070.00715.00
7.3.50.0040.00814.75
7.3.40.0100.00614.96
7.3.30.0070.01015.19
7.3.20.0030.01016.87
7.3.10.0100.00316.93
7.3.00.0030.01016.92
7.2.330.0030.01316.90
7.2.320.0110.00716.64
7.2.310.0140.00616.62
7.2.300.0030.01216.63
7.2.290.0060.01516.79
7.2.250.0000.01415.13
7.2.240.0040.01415.40
7.2.230.0080.00814.98
7.2.220.0000.01715.45
7.2.210.0060.00915.33
7.2.200.0060.00315.27
7.2.190.0040.01115.07
7.2.180.0070.00715.19
7.2.170.0150.00015.36
7.2.00.0030.01019.36
7.1.330.0110.00315.93
7.1.320.0030.01016.02
7.1.310.0070.00715.96
7.1.300.0030.01015.80
7.1.290.0030.00616.01
7.1.280.0100.00316.16
7.1.270.0050.00515.82
7.1.260.0080.00416.07
7.1.100.0070.00718.50
7.1.70.0040.00717.19
7.1.60.0100.01419.17
7.1.50.0090.01317.12
7.1.00.0030.03322.41
7.0.200.0000.00717.00
7.0.140.0100.06722.13
7.0.100.0000.08719.97
7.0.90.0330.08720.03
7.0.80.0370.05719.89
7.0.70.0430.06719.86
7.0.60.0270.08019.93
7.0.50.0300.05320.27
7.0.40.0170.07720.08
7.0.30.0000.09020.05
7.0.20.0070.08020.18
7.0.10.0070.08320.13
7.0.00.0200.07020.18
5.6.280.0070.07020.85
5.6.250.0100.06720.62
5.6.240.0100.05020.73
5.6.230.0030.07320.55
5.6.220.0030.07720.66
5.6.210.0130.07020.75
5.6.200.0130.07321.12
5.6.190.0170.07721.02
5.6.180.0130.07721.03
5.6.170.0170.07021.16
5.6.160.0070.06321.03
5.6.150.0030.07721.17
5.6.140.0030.07720.94
5.6.130.0070.07721.07
5.6.120.0070.07321.05
5.6.110.0070.08721.00
5.6.100.0100.08721.09
5.6.90.0130.08021.14
5.6.80.0100.07320.46
5.6.70.0070.08020.39
5.6.60.0130.06320.50
5.6.50.0130.07020.41
5.6.40.0070.05020.35
5.6.30.0130.07320.37
5.6.20.0030.08020.34
5.6.10.0230.05720.29
5.6.00.0100.08020.30
5.5.380.0030.09020.42
5.5.370.0130.04020.51
5.5.360.0200.05720.42
5.5.350.0100.08020.32
5.5.340.0100.08020.80
5.5.330.0030.07720.84
5.5.320.0070.07320.64
5.5.310.0000.09020.91
5.5.300.0100.07320.73
5.5.290.0070.08320.86
5.5.280.0070.08320.78
5.5.270.0170.07320.61
5.5.260.0170.07020.85
5.5.250.0100.07720.73
5.5.240.0030.08320.30
5.5.230.0000.05320.13
5.5.220.0100.07020.23
5.5.210.0100.07720.21
5.5.200.0000.08320.08
5.5.190.0070.07720.18
5.5.180.0070.07020.18
5.5.160.0070.08020.21
5.5.150.0070.08720.28
5.5.140.0100.06320.10
5.5.130.0100.07720.07
5.5.120.0100.05020.23
5.5.110.0070.05320.23
5.5.100.0100.07720.10
5.5.90.0100.07720.04
5.5.80.0030.08020.09
5.5.70.0030.09320.09
5.5.60.0030.07020.14
5.5.50.0130.07320.09
5.5.40.0170.07020.14
5.5.30.0070.07720.01
5.5.20.0100.04720.13
5.5.10.0000.06720.01
5.5.00.0070.07320.04
5.4.450.0130.07319.36
5.4.440.0030.08019.41
5.4.430.0070.07719.36
5.4.420.0070.08019.41
5.4.410.0270.05019.41
5.4.400.0130.07319.16
5.4.390.0170.07019.13
5.4.380.0100.07719.14
5.4.370.0070.07019.18
5.4.360.0130.06719.13
5.4.350.0000.06319.13
5.4.340.0100.07719.15
5.4.320.0100.04719.18
5.4.310.0070.07318.85
5.4.300.0100.06719.03
5.4.290.0070.07319.13
5.4.280.0170.06319.13
5.4.270.0030.08019.20
5.4.260.0100.05019.03
5.4.250.0070.04719.09
5.4.240.0130.06319.02
5.4.230.0100.05319.13
5.4.220.0000.08319.05
5.4.210.0100.04719.13
5.4.200.0070.06318.89
5.4.190.0070.05719.02
5.4.180.0100.06719.08
5.4.170.0170.06319.03
5.4.160.0100.07318.82
5.4.150.0130.06719.02
5.4.140.0070.06716.27
5.4.130.0030.07016.46
5.4.120.0100.07316.43
5.4.110.0030.06016.48
5.4.100.0070.07316.55
5.4.90.0030.06016.39
5.4.80.0030.07716.55
5.4.70.0100.07316.54
5.4.60.0070.06016.46
5.4.50.0000.07716.31
5.4.40.0030.07316.46
5.4.30.0200.06016.45
5.4.20.0030.04016.33
5.4.10.0030.05716.49
5.4.00.0030.07715.86
5.3.290.0070.07314.63
5.3.280.0030.07014.54
5.3.270.0070.07314.66
5.3.260.0100.07014.66
5.3.250.0070.04014.71
5.3.240.0100.06714.70
5.3.230.0070.07314.57
5.3.220.0030.08314.49
5.3.210.0130.06714.55
5.3.200.0100.05314.55
5.3.190.0030.07314.70
5.3.180.0070.06314.54
5.3.170.0130.07014.61
5.3.160.0200.06714.59
5.3.150.0100.06714.57
5.3.140.0070.07014.48
5.3.130.0030.04314.65
5.3.120.0030.07714.66
5.3.110.0130.07314.56
5.3.100.0100.05314.10
5.3.90.0130.07314.11
5.3.80.0070.07014.14
5.3.70.0100.07314.03
5.3.60.0070.06714.03
5.3.50.0070.06713.86
5.3.40.0030.07314.00
5.3.30.0000.04713.89
5.3.20.0070.07013.61
5.3.10.0030.06313.67
5.3.00.0070.07013.76
5.2.170.0070.04311.25
5.2.160.0070.06011.23
5.2.150.0030.06011.20
5.2.140.0070.05311.11
5.2.130.0030.05011.00
5.2.120.0030.06311.16
5.2.110.0000.04011.20
5.2.100.0030.04711.17
5.2.90.0170.04311.23
5.2.80.0070.03711.08
5.2.70.0030.06311.12
5.2.60.0100.05710.98
5.2.50.0000.06011.02
5.2.40.0000.04711.00
5.2.30.0000.07011.05
5.2.20.0070.05710.98
5.2.10.0100.05310.91
5.2.00.0030.06310.78
5.1.60.0100.0439.98
5.1.50.0100.05010.01
5.1.40.0030.05310.07
5.1.30.0070.04710.39
5.1.20.0170.03310.29
5.1.10.0100.05010.09
5.1.00.0070.05010.09
5.0.50.0000.0478.86
5.0.40.0030.0438.86
5.0.30.0070.0508.86
5.0.20.0030.0408.86
5.0.10.0030.0208.86
5.0.00.0000.0638.86
4.4.90.0030.0338.86
4.4.80.0030.0338.86
4.4.70.0030.0208.86
4.4.60.0030.0378.86
4.4.50.0030.0338.86
4.4.40.0030.0538.86
4.4.30.0000.0378.86
4.4.20.0000.0178.86
4.4.10.0030.0378.86
4.4.00.0000.0578.86
4.3.110.0000.0378.86
4.3.100.0070.0278.86
4.3.90.0000.0308.86
4.3.80.0070.0508.86
4.3.70.0030.0208.86
4.3.60.0030.0208.86
4.3.50.0000.0308.86
4.3.40.0070.0478.86
4.3.30.0000.0378.86
4.3.20.0030.0378.86
4.3.10.0000.0308.86
4.3.00.0000.0178.86

preferences:
45.37 ms | 400 KiB | 5 Q