3v4l.org

run code in 300+ PHP versions simultaneously
<?php $now = new Datetime(); $pene = $now; $pene = $pene->modify('-1 month'); $now = date_format($now, "m"); $pene = date_format($pene, "m"); echo $pene; echo $now;

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)
8.3.70.0100.01316.75
8.3.60.0070.00718.55
8.3.50.0090.00921.90
8.3.40.0050.01018.71
8.3.30.0070.00719.09
8.3.20.0040.00420.18
8.3.10.0080.00020.66
8.3.00.0040.00419.51
8.2.190.0110.00316.88
8.2.180.0120.00916.63
8.2.170.0100.00722.96
8.2.160.0140.00020.35
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00222.22
8.2.110.0000.00922.24
8.2.100.0060.00620.01
8.2.90.0040.00419.18
8.2.80.0040.00417.97
8.2.70.0030.00617.75
8.2.60.0060.00318.18
8.2.50.0000.00818.07
8.2.40.0080.00018.34
8.2.30.0080.00019.56
8.2.20.0040.00417.80
8.2.10.0080.00018.03
8.2.00.0040.00417.85
8.1.280.0150.00325.92
8.1.270.0030.00623.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0040.00719.15
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00917.48
8.1.190.0030.00617.25
8.1.180.0000.00818.10
8.1.170.0060.00318.77
8.1.160.0000.00721.92
8.1.150.0070.00018.87
8.1.140.0000.00717.54
8.1.130.0030.00317.86
8.1.120.0040.00417.61
8.1.110.0070.00017.68
8.1.100.0000.00817.63
8.1.90.0040.00417.64
8.1.80.0040.00417.58
8.1.70.0040.00417.60
8.1.60.0030.00517.67
8.1.50.0030.00517.68
8.1.40.0000.00817.51
8.1.30.0040.00417.80
8.1.20.0040.00417.84
8.1.10.0000.00917.77
8.1.00.0080.00017.75
8.0.300.0040.00418.77
8.0.290.0030.00616.86
8.0.280.0040.00418.49
8.0.270.0050.00317.30
8.0.260.0080.00017.41
8.0.250.0030.00317.15
8.0.240.0000.00617.13
8.0.230.0030.00317.04
8.0.220.0040.00417.09
8.0.210.0000.00617.07
8.0.200.0070.00017.01
8.0.190.0000.00917.11
8.0.180.0000.00817.12
8.0.170.0040.00417.15
8.0.160.0000.00717.09
8.0.150.0030.00317.04
8.0.140.0000.00716.99
8.0.130.0000.00513.43
8.0.120.0040.00417.07
8.0.110.0000.00716.93
8.0.100.0040.00416.98
8.0.90.0070.00016.96
8.0.80.0080.00717.17
8.0.70.0000.00817.16
8.0.60.0040.00416.97
8.0.50.0040.00417.13
8.0.30.0170.00317.22
8.0.20.0120.00617.40
8.0.10.0070.00017.25
8.0.00.0120.00616.81
7.4.330.0020.00215.19
7.4.320.0050.00216.65
7.4.300.0030.00316.61
7.4.290.0040.00416.52
7.4.280.0070.00016.66
7.4.270.0040.00416.64
7.4.260.0030.00316.64
7.4.250.0070.00016.58
7.4.240.0020.00516.68
7.4.230.0030.00316.52
7.4.220.0130.01016.78
7.4.210.0030.01016.78
7.4.200.0000.00716.48
7.4.160.0060.00916.66
7.4.150.0070.01117.40
7.4.140.0050.01217.86
7.4.130.0100.00616.76
7.4.120.0100.01016.58
7.4.110.0000.01716.59
7.4.100.0030.01816.69
7.4.90.0110.00516.64
7.4.80.0150.00316.77
7.4.70.0030.01616.67
7.4.60.0100.00716.63
7.4.50.0040.00416.70
7.4.40.0080.00816.70
7.4.30.0060.00916.53
7.4.00.0090.00515.29
7.3.330.0040.00413.36
7.3.320.0030.00313.22
7.3.310.0000.00716.32
7.3.300.0040.00416.36
7.3.290.0070.00716.50
7.3.280.0060.00816.44
7.3.270.0090.00917.40
7.3.260.0160.00416.55
7.3.250.0020.01516.55
7.3.240.0130.00916.68
7.3.230.0070.01016.57
7.3.210.0110.00816.48
7.3.200.0120.00619.39
7.3.190.0120.00616.65
7.3.180.0060.01016.44
7.3.170.0060.01016.77
7.3.160.0090.01216.82
7.3.120.0070.01115.08
7.3.110.0090.00915.05
7.3.100.0070.01015.06
7.3.90.0080.00815.05
7.3.80.0080.00814.64
7.3.70.0040.00715.05
7.3.60.0030.00615.02
7.3.50.0070.00714.95
7.3.40.0060.00314.75
7.3.30.0000.01314.96
7.3.20.0040.00716.77
7.3.10.0090.00516.69
7.3.00.0080.00616.62
7.2.330.0160.00316.84
7.2.320.0030.01516.81
7.2.310.0120.00616.51
7.2.300.0040.01216.86
7.2.290.0090.01116.85
7.2.250.0070.01515.00
7.2.240.0100.00615.20
7.2.230.0000.01615.25
7.2.220.0040.01115.30
7.2.210.0110.00415.15
7.2.200.0080.00814.88
7.2.190.0000.00914.84
7.2.180.0030.01314.95
7.2.170.0000.00915.11
7.2.130.0030.00917.13
7.2.120.0100.00317.17
7.2.110.0030.00817.16
7.2.100.0060.00917.00
7.2.90.0030.01417.16
7.2.80.0000.01616.97
7.2.70.0060.00316.90
7.2.60.0080.00817.10
7.2.50.0120.00317.20
7.2.40.0030.00717.13
7.2.30.0060.00816.93
7.2.20.0060.00616.94
7.2.10.0030.01317.08
7.2.00.0250.00518.08
7.1.330.0070.01015.89
7.1.320.0150.00015.69
7.1.310.0080.00816.02
7.1.300.0030.00616.00
7.1.290.0080.00416.01
7.1.280.0000.01315.98
7.1.270.0030.01315.88
7.1.260.0070.01015.80
7.1.250.0000.01115.86
7.1.200.0090.00315.85
7.1.100.0040.00818.35
7.1.70.0040.01217.34
7.1.60.0000.01119.32
7.1.50.0030.01517.11
7.1.00.0100.07022.43
7.0.200.0000.00717.01
7.0.140.0030.07322.09
7.0.60.0100.07020.00
7.0.50.0030.06017.89
7.0.40.0100.08719.96
7.0.30.0230.08020.09
7.0.20.0330.05320.11
7.0.10.0030.04320.01
7.0.00.0100.08320.08
5.6.210.0170.07020.66
5.6.200.0000.04318.18
5.6.190.0030.04720.61
5.6.180.0470.05320.56
5.6.170.0270.05320.48
5.6.160.0100.03320.54
5.6.150.0000.04718.17
5.6.140.0030.04018.18
5.6.130.0130.03718.15
5.6.120.0200.07720.88
5.6.110.0000.05321.00
5.6.100.0130.03320.98
5.6.90.0070.05720.97
5.6.80.0170.06320.39
5.5.350.0230.07720.52
5.5.340.0070.03718.00
5.5.330.0100.08020.13
5.5.320.0500.06320.51
5.5.310.0330.06320.12
5.5.300.0130.07717.90
5.5.290.0070.04317.90
5.5.280.0070.08020.98
5.5.270.0170.07320.83
5.5.260.0170.07320.74
5.5.250.0070.06720.79
5.5.240.0170.06020.16
5.4.450.0200.05319.58
5.4.440.0570.06019.15
5.4.430.0370.04719.10
5.4.420.0430.04719.47
5.4.410.0270.06319.40
5.4.400.0400.04719.09
5.4.390.0300.06019.30
5.4.380.0470.04718.62
5.4.370.0430.05318.52
5.4.360.0270.05318.64
5.4.350.0370.06018.61
5.4.340.0370.05018.47
5.4.320.0050.03612.46
5.4.310.0050.03912.45
5.4.300.0090.04012.46
5.4.290.0070.04312.45
5.4.280.0070.03912.35
5.4.270.0090.03312.35
5.4.260.0060.03912.35
5.4.250.0070.04312.35
5.4.240.0080.04812.35
5.4.230.0030.04112.34
5.4.220.0060.03812.34
5.4.210.0050.03612.34
5.4.200.0100.03812.34
5.4.190.0110.03312.34
5.4.180.0070.04112.34
5.4.170.0070.04212.35
5.4.160.0120.03612.34
5.4.150.0060.03812.34
5.4.140.0030.04012.03
5.4.130.0090.04312.02
5.4.120.0070.04411.98
5.4.110.0050.03711.97
5.4.100.0070.03311.96
5.4.90.0050.04511.97
5.4.80.0080.03811.97
5.4.70.0090.03711.96
5.4.60.0080.04011.96
5.4.50.0030.03811.97
5.4.40.0070.04211.95
5.4.30.0050.04011.95
5.4.20.0040.04611.95
5.4.10.0040.05011.95
5.4.00.0060.05011.44
5.3.290.0080.05212.80
5.3.280.0050.05212.71
5.3.270.0070.05212.72
5.3.260.0060.05012.72
5.3.250.0070.03512.72
5.3.240.0040.03812.72
5.3.230.0060.03712.71
5.3.220.0080.03512.68
5.3.210.0080.03712.68
5.3.200.0080.03512.68
5.3.190.0070.03712.68
5.3.180.0030.03912.67
5.3.170.0070.03512.67
5.3.160.0070.03512.68
5.3.150.0070.03812.67
5.3.140.0040.03812.66
5.3.130.0050.03912.66
5.3.120.0040.04412.66
5.3.110.0050.04712.65
5.3.100.0050.03812.12
5.3.90.0040.03812.08
5.3.80.0020.04012.07
5.3.70.0060.03612.07
5.3.60.0070.03412.06
5.3.50.0030.04012.00
5.3.40.0080.03912.00
5.3.30.0060.03411.95
5.3.20.0040.03711.73
5.3.10.0050.03511.69
5.3.00.0040.03711.68
5.2.170.0060.0289.18
5.2.160.0070.0279.18
5.2.150.0010.0339.18
5.2.140.0050.0299.17
5.2.130.0030.0309.14
5.2.120.0070.0259.14
5.2.110.0030.0309.14
5.2.100.0040.0299.14
5.2.90.0060.0279.14
5.2.80.0030.0329.14
5.2.70.0010.0339.14
5.2.60.0050.0309.09
5.2.50.0040.0309.06
5.2.40.0070.0269.04
5.2.30.0030.0319.02
5.2.20.0050.0279.00
5.2.10.0040.0288.92
5.2.00.0060.0278.78
5.1.60.0050.0238.07
5.1.50.0060.0228.06
5.1.40.0090.0188.04
5.1.30.0060.0258.39
5.1.20.0070.0238.41
5.1.10.0030.0268.14
5.1.00.0040.0258.14
5.0.50.0060.0176.61
5.0.40.0030.0196.48
5.0.30.0050.0306.29
5.0.20.0050.0186.27
5.0.10.0040.0206.24
5.0.00.0030.0316.23
4.4.90.0050.0124.78
4.4.80.0030.0144.75
4.4.70.0020.0154.75
4.4.60.0050.0134.75
4.4.50.0070.0134.77
4.4.40.0040.0294.71
4.4.30.0020.0164.76
4.4.20.0020.0224.85
4.4.10.0040.0204.85
4.4.00.0040.0304.76
4.3.110.0010.0174.66
4.3.100.0010.0204.66
4.3.90.0010.0224.64
4.3.80.0020.0314.59
4.3.70.0010.0194.63
4.3.60.0060.0124.63
4.3.50.0040.0174.63
4.3.40.0010.0274.53
4.3.30.0020.0153.28
4.3.20.0000.0183.26
4.3.10.0040.0133.22
4.3.00.0100.0276.61

preferences:
44.23 ms | 401 KiB | 5 Q