3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime('first day of +1 month'); $b = new DateTime('2015-1-31 00:00'); //$a->add(new DateInterval('P6Y')); //echo $a->format('Y-m-d H:i:s'); //echo date('Y-m-d', strtotime('+1 month', strtotime('2015-1-31'))); //echo $a < $b ? 'ja' : 'nein'; //echo date('Y-m-d','2015-1-31' + strtotime('+3 months')); //$a->modify('last day of +2 month'); echo $a->format('Y-m-d H:i:s');

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)
8.3.60.0090.00916.75
8.3.50.0080.01122.00
8.3.40.0110.00318.84
8.3.30.0090.00619.05
8.3.20.0080.00020.33
8.3.10.0080.00021.77
8.3.00.0030.00719.07
8.2.180.0110.01118.29
8.2.170.0130.00719.21
8.2.160.0070.00722.26
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0050.00226.16
8.2.120.0040.00419.95
8.2.110.0190.00021.11
8.2.100.0110.00017.75
8.2.90.0040.00419.34
8.2.80.0060.00317.97
8.2.70.0080.00317.88
8.2.60.0050.00518.15
8.2.50.0030.00518.07
8.2.40.0040.00418.16
8.2.30.0080.00418.16
8.2.20.0050.00317.97
8.2.10.0000.00818.00
8.2.00.0000.00817.94
8.1.280.0090.00925.92
8.1.270.0060.00919.12
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0100.01024.04
8.1.230.0070.00419.20
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0090.00417.34
8.1.190.0080.00017.35
8.1.180.0050.00318.10
8.1.170.0050.00318.65
8.1.160.0000.00721.99
8.1.150.0050.00218.95
8.1.140.0070.00017.59
8.1.130.0040.00417.98
8.1.120.0070.00017.55
8.1.110.0000.00817.70
8.1.100.0080.00017.51
8.1.90.0030.00417.70
8.1.80.0030.00317.66
8.1.70.0050.00317.68
8.1.60.0090.00017.75
8.1.50.0090.00017.66
8.1.40.0040.00417.52
8.1.30.0030.00517.72
8.1.20.0080.00017.70
8.1.10.0030.00617.70
8.1.00.0000.00717.75
8.0.300.0040.00418.77
8.0.290.0000.00716.72
8.0.280.0030.00318.57
8.0.270.0030.00317.45
8.0.260.0030.00617.27
8.0.250.0030.00317.21
8.0.240.0030.00317.14
8.0.230.0030.00317.06
8.0.220.0000.00716.94
8.0.210.0030.00316.97
8.0.200.0000.00717.13
8.0.190.0000.00717.16
8.0.180.0000.00817.00
8.0.170.0000.00717.11
8.0.160.0000.00717.10
8.0.150.0000.00817.07
8.0.140.0050.00317.01
8.0.130.0000.00513.52
8.0.120.0060.00317.07
8.0.110.0000.00717.05
8.0.100.0000.00717.11
8.0.90.0040.00417.04
8.0.80.0080.00817.04
8.0.70.0040.00416.96
8.0.60.0040.00416.88
8.0.50.0000.00716.93
8.0.30.0150.01017.28
8.0.20.0150.00517.44
8.0.10.0040.00417.26
8.0.00.0100.00816.96
7.4.330.0000.00515.08
7.4.320.0000.00616.54
7.4.300.0030.00316.64
7.4.290.0070.00016.54
7.4.280.0080.00016.72
7.4.270.0000.00716.74
7.4.260.0000.00716.66
7.4.250.0040.00416.70
7.4.240.0020.00516.60
7.4.230.0050.00216.57
7.4.220.0110.00716.54
7.4.210.0110.00716.68
7.4.200.0070.00016.73
7.4.160.0090.00616.52
7.4.150.0070.01117.40
7.4.140.0080.01617.86
7.4.130.0090.00816.51
7.4.120.0070.01416.72
7.4.110.0040.01416.50
7.4.100.0000.01616.61
7.4.90.0060.01216.50
7.4.80.0080.01216.71
7.4.70.0110.00616.78
7.4.60.0030.01416.75
7.4.50.0030.00516.84
7.4.40.0090.00616.61
7.4.30.0030.01516.70
7.4.00.0030.01314.99
7.3.330.0030.00313.21
7.3.320.0070.00713.16
7.3.310.0030.00316.11
7.3.300.0030.00316.32
7.3.290.0070.00616.32
7.3.280.0080.00916.32
7.3.270.0130.00517.40
7.3.260.0150.00416.30
7.3.250.0070.01116.66
7.3.240.0130.00416.53
7.3.230.0090.00916.51
7.3.210.0030.01716.49
7.3.200.0070.01019.39
7.3.190.0120.00916.56
7.3.180.0080.01416.39
7.3.170.0110.01116.32
7.3.160.0000.01716.56
7.3.10.0080.00416.77
7.3.00.0100.00616.65
7.2.330.0050.01516.64
7.2.320.0090.00916.70
7.2.310.0140.00716.46
7.2.300.0100.00616.52
7.2.290.0120.00616.54
7.2.130.0060.01017.07
7.2.120.0070.00717.14
7.2.110.0090.00616.86
7.2.100.0120.00316.92
7.2.90.0060.01317.10
7.2.80.0070.01017.13
7.2.70.0030.01016.85
7.2.60.0030.01017.14
7.2.50.0060.00616.95
7.2.40.0030.01617.14
7.2.30.0070.00716.99
7.2.20.0060.00917.19
7.2.10.0120.00016.97
7.2.00.0060.00818.13
7.1.250.0150.00315.62
7.1.100.0110.00018.17
7.1.70.0000.00817.09
7.1.60.0110.01419.46
7.1.50.0120.01216.78
7.1.00.0070.07322.36
7.0.200.0150.00815.16
7.0.140.0070.03021.95
7.0.110.0130.05019.99
7.0.100.0130.07720.06
7.0.90.0170.07719.95
7.0.80.0030.05319.83
7.0.70.0170.07019.99
7.0.60.0230.05320.03
7.0.50.0130.07020.06
7.0.40.0100.07319.86
7.0.30.0100.07019.75
7.0.20.0000.06019.71
7.0.10.0030.08319.64
7.0.00.0100.06719.73
5.6.280.0030.07321.09
5.6.260.0100.07720.64
5.6.250.0030.06020.59
5.6.240.0100.07020.59
5.6.230.0100.07320.62
5.6.220.0070.04020.68
5.6.210.0030.05720.56
5.6.200.0030.07020.66
5.6.190.0130.06020.64
5.6.180.0130.07320.64
5.6.170.0100.07020.60
5.6.160.0100.09020.69
5.6.150.0100.07720.61
5.6.140.0130.06720.60
5.6.130.0070.04020.63
5.6.120.0030.05320.58
5.6.110.0130.06720.45
5.6.100.0100.07720.53
5.6.90.0070.08720.59
5.6.80.0070.04320.07
5.6.70.0000.05320.01
5.6.60.0030.06020.01
5.6.50.0100.03719.94
5.6.40.0030.04019.94
5.6.30.0030.08320.00
5.6.20.0100.06019.94
5.6.10.0070.03320.00
5.6.00.0230.06320.06
5.5.380.0130.07017.62
5.5.370.0030.08717.66
5.5.360.0130.07017.39
5.5.350.0170.07017.65
5.5.340.0130.04017.99
5.5.330.0070.08018.17
5.5.320.0170.06717.77
5.5.310.0130.04017.85
5.5.300.0130.03318.10
5.5.290.0030.07318.16
5.5.280.0070.04718.16
5.5.270.0070.05318.16
5.5.260.0070.04718.12
5.5.250.0030.09018.06
5.5.240.0170.07017.18
5.5.230.0030.07317.51
5.5.220.0030.04017.24
5.5.210.0070.03717.38
5.5.200.0100.05317.46
5.5.190.0130.03017.45
5.5.180.0070.07317.21
5.5.160.0070.07317.36
5.5.150.0070.03017.52
5.5.140.0070.07317.48
5.5.130.0030.06717.59
5.5.120.0030.06317.48
5.5.110.0100.05717.56
5.5.100.0030.08317.39
5.5.90.0000.08017.11
5.5.80.0100.07017.36
5.5.70.0100.03717.41
5.5.60.0030.08017.01
5.5.50.0100.05317.40
5.5.40.0070.04017.40
5.5.30.0000.05017.10
5.5.20.0070.07317.00
5.5.10.0100.04017.40
5.5.00.0070.07317.24
5.4.450.0070.04019.44
5.4.440.0070.08319.48
5.4.430.0100.07019.49
5.4.420.0100.07319.32
5.4.410.0130.04719.30
5.4.400.0130.06719.10
5.4.390.0130.03018.92
5.4.380.0070.04019.11
5.4.370.0070.03719.00
5.4.360.0030.05019.07
5.4.350.0070.04719.17
5.4.340.0100.06319.19
5.4.320.0070.04719.24
5.4.310.0070.07018.93
5.4.300.0200.06319.24
5.4.290.0170.07018.94
5.4.280.0070.04018.97
5.4.270.0070.04019.25
5.4.260.0030.08019.02
5.4.250.0100.07718.93
5.4.240.0070.04719.18
5.4.230.0070.04719.00
5.4.220.0170.07019.07
5.4.210.0070.06718.95
5.4.200.0070.06719.15
5.4.190.0030.07319.18
5.4.180.0030.07718.94
5.4.170.0100.07719.16
5.4.160.0030.06719.00
5.4.150.0030.05018.95
5.4.140.0070.07016.27
5.4.130.0030.07016.21
5.4.120.0070.05316.34
5.4.110.0030.04016.57
5.4.100.0030.07316.18
5.4.90.0030.06716.45
5.4.80.0000.05016.44
5.4.70.0030.03716.53
5.4.60.0030.05716.11
5.4.50.0030.05716.44
5.4.40.0000.05316.30
5.4.30.0170.02716.46
5.4.20.0170.05716.15
5.4.10.0070.04016.34
5.4.00.0030.03715.56
5.3.290.0100.07314.45
5.3.280.0100.04314.54
5.3.270.0130.04014.51
5.3.260.0000.05014.70
5.3.250.0030.08014.45
5.3.240.0030.08014.61
5.3.230.0130.06714.38
5.3.220.0030.04314.50
5.3.210.0070.06014.39
5.3.200.0030.04314.56
5.3.190.0030.06014.41
5.3.180.0070.06014.46
5.3.170.0000.04014.46
5.3.160.0100.03714.50
5.3.150.0070.04014.43
5.3.140.0100.04014.44
5.3.130.0100.07314.33
5.3.120.0030.05014.64
5.3.110.0130.06014.57
5.3.100.0000.04013.88
5.3.90.0000.04013.91
5.3.80.0100.04013.96
5.3.70.0070.05313.88
5.3.60.0030.04013.93
5.3.50.0130.03014.02
5.3.40.0100.04013.88
5.3.30.0000.06013.93
5.3.20.0070.06713.51
5.3.10.0030.04013.48
5.3.00.0030.05013.71
5.2.170.0100.06012.46
5.2.160.0030.06712.46
5.2.150.0030.05312.46
5.2.140.0030.06712.46
5.2.130.0000.06012.46
5.2.120.0100.02712.46
5.2.110.0030.06312.46
5.2.100.0000.05012.46
5.2.90.0200.04312.46
5.2.80.0130.06012.46
5.2.70.0100.05312.46
5.2.60.0070.04312.46
5.2.50.0030.03012.46
5.2.40.0100.04712.46
5.2.30.0030.02712.46
5.2.20.0000.05012.46
5.2.10.0030.02312.46
5.2.00.0030.03712.46
5.1.60.0030.05012.46
5.1.50.0030.05012.46
5.1.40.0000.05312.46
5.1.30.0070.04712.46
5.1.20.0030.03312.46
5.1.10.0030.02312.46
5.1.00.0000.02712.46
5.0.50.0000.02012.46
5.0.40.0000.03012.46
5.0.30.0000.03312.46
5.0.20.0000.02012.46
5.0.10.0000.02012.46
5.0.00.0030.05012.46
4.4.90.0000.04012.46
4.4.80.0070.03012.46
4.4.70.0000.01312.46
4.4.60.0070.01312.46
4.4.50.0000.02312.46
4.4.40.0000.02712.46
4.4.30.0000.03712.46
4.4.20.0030.01712.46
4.4.10.0100.02312.46
4.4.00.0100.01312.46
4.3.110.0030.01312.46
4.3.100.0000.03012.46
4.3.90.0000.02312.46
4.3.80.0000.04312.46
4.3.70.0030.02012.46
4.3.60.0000.01712.46
4.3.50.0030.01712.46
4.3.40.0030.03012.46
4.3.30.0000.02312.46
4.3.20.0000.03012.46
4.3.10.0000.01712.46
4.3.00.0000.01712.46

preferences:
58.87 ms | 401 KiB | 5 Q