3v4l.org

run code in 300+ PHP versions simultaneously
<?php $now = new Datetime(); $pene= $now->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)
8.3.40.0150.00319.01
8.3.30.0110.00419.17
8.3.20.0000.00820.24
8.3.10.0000.00820.65
8.3.00.0080.00019.50
8.2.170.0120.00322.96
8.2.160.0070.00720.56
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00422.21
8.2.110.0060.00321.11
8.2.100.0150.00018.03
8.2.90.0000.00819.30
8.2.80.0000.00817.97
8.2.70.0060.00317.75
8.2.60.0000.00818.05
8.2.50.0060.00318.10
8.2.40.0000.00718.28
8.2.30.0000.00719.58
8.2.20.0080.00017.81
8.2.10.0030.00618.14
8.2.00.0040.00417.91
8.1.270.0040.00423.95
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0050.00522.81
8.1.230.0040.00817.82
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0000.00917.60
8.1.190.0030.00517.35
8.1.180.0040.00418.10
8.1.170.0060.00318.85
8.1.160.0030.00621.92
8.1.150.0040.00418.94
8.1.140.0030.00717.63
8.1.130.0030.00317.95
8.1.120.0040.00317.61
8.1.110.0040.00417.68
8.1.100.0000.00817.52
8.1.90.0000.00717.53
8.1.80.0040.00417.59
8.1.70.0070.00017.61
8.1.60.0080.00017.69
8.1.50.0080.00017.64
8.1.40.0050.00317.65
8.1.30.0030.00617.64
8.1.20.0050.00317.70
8.1.10.0030.00517.76
8.1.00.0040.00417.63
8.0.300.0000.00818.77
8.0.290.0000.00717.00
8.0.280.0030.00318.49
8.0.270.0000.00717.44
8.0.260.0030.00317.36
8.0.250.0000.00717.21
8.0.240.0060.00017.20
8.0.230.0030.00317.05
8.0.220.0070.00017.02
8.0.210.0020.00517.00
8.0.200.0000.00717.07
8.0.190.0040.00417.08
8.0.180.0030.00317.00
8.0.170.0000.00817.09
8.0.160.0050.00317.11
8.0.150.0030.00317.14
8.0.140.0030.00517.02
8.0.130.0000.00613.41
8.0.120.0050.00316.96
8.0.110.0040.00417.04
8.0.100.0070.00016.91
8.0.90.0000.00817.09
8.0.80.0040.01817.07
8.0.70.0040.00416.96
8.0.60.0040.00417.16
8.0.50.0070.00017.13
8.0.30.0140.00517.23
8.0.20.0110.00917.46
8.0.10.0020.00517.30
8.0.00.0120.00516.77
7.4.330.0050.00015.06
7.4.320.0030.00316.63
7.4.300.0030.00316.57
7.4.290.0000.00716.63
7.4.280.0080.00016.68
7.4.270.0030.00316.71
7.4.260.0030.00316.63
7.4.250.0040.00416.61
7.4.240.0070.00016.75
7.4.230.0030.00316.54
7.4.220.0130.00816.75
7.4.210.0100.00316.76
7.4.200.0000.00716.83
7.4.160.0070.01016.68
7.4.150.0100.00717.40
7.4.140.0110.00617.86
7.4.130.0100.00716.75
7.4.120.0110.00616.61
7.4.110.0100.00616.68
7.4.100.0100.00716.58
7.4.90.0060.01516.77
7.4.80.0130.00616.76
7.4.70.0100.00716.70
7.4.60.0090.00816.68
7.4.50.0000.00416.50
7.4.40.0070.01016.48
7.4.30.0130.01016.66
7.4.10.0120.00814.84
7.4.00.0060.00715.09
7.3.330.0030.00513.13
7.3.320.0000.00513.14
7.3.310.0070.00016.48
7.3.300.0070.00016.26
7.3.290.0090.01216.40
7.3.280.0050.00916.37
7.3.270.0110.00717.40
7.3.260.0080.00916.64
7.3.250.0110.00816.66
7.3.240.0040.01816.53
7.3.230.0030.01316.94
7.3.210.0060.01216.71
7.3.200.0100.01019.39
7.3.190.0040.01416.45
7.3.180.0130.00316.45
7.3.170.0140.00316.48
7.3.160.0100.01016.47
7.3.130.0040.01214.95
7.3.120.0100.00715.14
7.3.110.0060.01314.89
7.3.100.0060.00914.79
7.3.90.0040.01214.58
7.3.80.0030.00615.04
7.3.70.0030.01314.99
7.3.60.0000.01515.06
7.3.50.0040.01114.66
7.3.40.0090.00615.11
7.3.30.0070.00714.93
7.3.20.0090.00317.00
7.3.10.0000.00916.95
7.3.00.0030.00916.77
7.2.330.0120.00616.67
7.2.320.0090.00816.52
7.2.310.0110.00716.46
7.2.300.0080.00816.81
7.2.290.0030.01416.58
7.2.260.0040.01515.16
7.2.250.0090.00915.18
7.2.240.0040.01215.14
7.2.230.0060.00914.78
7.2.220.0100.01014.76
7.2.210.0030.00615.36
7.2.200.0000.01215.07
7.2.190.0000.01515.18
7.2.180.0030.00915.16
7.2.170.0000.01115.01
7.2.160.0080.00615.01
7.2.150.0000.01517.12
7.2.140.0000.01017.22
7.2.130.0060.00917.18
7.2.120.0110.00017.16
7.2.110.0060.00916.89
7.2.100.0030.00917.00
7.2.90.0030.01317.04
7.2.80.0120.00316.99
7.2.70.0030.00916.98
7.2.60.0080.00717.11
7.2.50.0000.01617.18
7.2.40.0150.00017.04
7.2.30.0030.01316.95
7.2.20.0170.00017.10
7.2.10.0060.01217.00
7.2.00.0140.01017.99
7.1.330.0000.01716.21
7.1.320.0070.00715.90
7.1.310.0030.01015.91
7.1.300.0120.00315.85
7.1.290.0080.00415.99
7.1.280.0040.00415.86
7.1.270.0060.00616.14
7.1.260.0090.00316.05
7.1.250.0000.00915.76
7.1.240.0070.00716.03
7.1.230.0070.01015.91
7.1.220.0060.00615.95
7.1.210.0100.00615.95
7.1.200.0090.00616.02
7.1.190.0060.00615.86
7.1.180.0070.00715.84
7.1.170.0100.00315.77
7.1.160.0030.01115.95
7.1.150.0060.00315.84
7.1.140.0060.00615.90
7.1.130.0100.00715.62
7.1.120.0060.00616.17
7.1.110.0030.00915.85
7.1.100.0050.00917.23
7.1.90.0060.00916.08
7.1.80.0070.01016.21
7.1.70.0040.00816.66
7.1.60.0100.00517.60
7.1.50.0030.01316.56
7.1.40.0070.00415.94
7.1.30.0030.01015.70
7.1.20.0040.00716.03
7.1.10.0070.00715.62
7.1.00.0070.03819.27
7.0.330.0070.00715.68
7.0.320.0080.00415.40
7.0.310.0030.00615.58
7.0.300.0000.01415.58
7.0.290.0090.00315.55
7.0.280.0060.00315.59
7.0.270.0000.01515.32
7.0.260.0040.00815.38
7.0.250.0000.00915.41
7.0.240.0060.00915.63
7.0.230.0070.01015.68
7.0.220.0080.00415.63
7.0.210.0130.00015.62
7.0.200.0110.00116.27
7.0.190.0070.00315.78
7.0.180.0030.00915.66
7.0.170.0070.00715.37
7.0.160.0060.00315.49
7.0.150.0070.00315.72
7.0.140.0030.04118.73
7.0.130.0040.00815.38
7.0.120.0040.00815.49
7.0.110.0090.00315.58
7.0.100.0100.00315.61
7.0.90.0030.01315.40
7.0.80.0000.01215.45
7.0.70.0100.00315.71
7.0.60.0060.03817.74
7.0.50.0030.04216.55
7.0.40.0080.04016.96
7.0.30.0180.02216.92
7.0.20.0130.02616.85
7.0.10.0080.03516.92
7.0.00.0120.04016.96
5.6.400.0000.01414.25
5.6.390.0090.00014.35
5.6.380.0060.00914.23
5.6.370.0100.00714.45
5.6.360.0070.00714.32
5.6.350.0060.00914.63
5.6.340.0030.01014.30
5.6.330.0030.01414.57
5.6.320.0000.01814.49
5.6.310.0000.01214.45
5.6.300.0060.00914.27
5.6.290.0040.00814.51
5.6.280.0030.04217.91
5.6.270.0060.00314.36
5.6.260.0060.00614.57
5.6.250.0030.01014.31
5.6.240.0080.00314.21
5.6.230.0030.01014.28
5.6.220.0120.00414.57
5.6.210.0050.04917.68
5.6.200.0050.02416.22
5.6.190.0050.03817.35
5.6.180.0250.03617.63
5.6.170.0150.03617.41
5.6.160.0000.02817.38
5.6.150.0150.04016.40
5.6.140.0060.02316.26
5.6.130.0080.03916.23
5.6.120.0100.03817.57
5.6.110.0070.04317.69
5.6.100.0080.04317.79
5.6.90.0030.04717.89
5.6.80.0100.02517.31
5.6.70.0100.00714.48
5.6.60.0000.01514.38
5.6.50.0000.00914.38
5.6.40.0140.00314.61
5.6.30.0070.00314.36
5.6.20.0100.00314.24
5.6.10.0030.00614.23
5.6.00.0070.01014.42
5.5.380.0000.01414.40
5.5.370.0070.00714.48
5.5.360.0000.01214.34
5.5.350.0140.03817.39
5.5.340.0050.02816.12
5.5.330.0120.02917.32
5.5.320.0250.02517.38
5.5.310.0100.03117.21
5.5.300.0090.04116.11
5.5.290.0120.03016.09
5.5.280.0050.02417.54
5.5.270.0020.03517.65
5.5.260.0150.03817.60
5.5.250.0120.03417.43
5.5.240.0070.04817.15
5.5.230.0040.01114.09
5.5.220.0100.00614.12
5.5.210.0040.01114.43
5.5.200.0040.00714.36
5.5.190.0060.00914.15
5.5.180.0030.01414.11
5.5.170.0110.00314.02
5.5.160.0030.01014.11
5.5.150.0080.00814.11
5.5.140.0070.00714.25
5.5.130.0090.00513.90
5.5.120.0070.01114.32
5.5.110.0030.01014.21
5.5.100.0070.01014.29
5.5.90.0030.01414.11
5.5.80.0180.00014.35
5.5.70.0080.00413.91
5.5.60.0110.00313.88
5.5.50.0070.01014.28
5.5.40.0030.01014.02
5.5.30.0060.00814.05
5.5.20.0100.00614.16
5.5.10.0120.00613.72
5.5.00.0100.00314.28
5.4.450.0160.02815.37
5.4.440.0180.03015.02
5.4.430.0210.02615.19
5.4.420.0190.02915.31
5.4.410.0170.04415.32
5.4.400.0150.02815.06
5.4.390.0160.03115.14
5.4.380.0150.03214.64
5.4.370.0250.02514.79
5.4.360.0170.02714.71
5.4.350.0370.03214.87
5.4.340.0270.03014.79
5.4.330.0030.00311.04
5.4.320.0070.01811.67
5.4.310.0030.02311.75
5.4.300.0050.02211.83
5.4.290.0050.02211.78
5.4.280.0030.02211.51
5.4.270.0060.01911.74
5.4.260.0040.02111.57
5.4.250.0060.02211.67
5.4.240.0080.02011.71
5.4.230.0050.02111.61
5.4.220.0070.02011.67
5.4.210.0030.02311.77
5.4.200.0040.02211.73
5.4.190.0050.02011.68
5.4.180.0040.02111.54
5.4.170.0030.02311.67
5.4.160.0060.01811.61
5.4.150.0020.02511.71
5.4.140.0020.02111.48
5.4.130.0060.02011.38
5.4.120.0020.02111.50
5.4.110.0060.02111.51
5.4.100.0060.01811.37
5.4.90.0030.02111.55
5.4.80.0040.02211.55
5.4.70.0020.02411.49
5.4.60.0030.02211.47
5.4.50.0060.02011.58
5.4.40.0040.01811.54
5.4.30.0030.02011.35
5.4.20.0040.02011.58
5.4.10.0050.01911.37
5.4.00.0060.02011.16
5.3.290.0030.04112.80
5.3.280.0040.03912.71
5.3.270.0050.03912.72
5.3.260.0060.03712.72
5.3.250.0050.03712.72
5.3.240.0070.03512.72
5.3.230.0050.03812.71
5.3.220.0040.03812.68
5.3.210.0030.04112.68
5.3.200.0060.03612.68
5.3.190.0050.03912.68
5.3.180.0060.03612.67
5.3.170.0070.03612.67
5.3.160.0070.03512.68
5.3.150.0020.04012.67
5.3.140.0080.03512.66
5.3.130.0070.03712.66
5.3.120.0060.05412.66
5.3.110.0100.05212.66
5.3.100.0070.04112.12
5.3.90.0090.03312.09
5.3.80.0060.03712.07
5.3.70.0050.03712.08
5.3.60.0090.03412.06
5.3.50.0050.03712.00
5.3.40.0070.03612.00
5.3.30.0040.03711.95
5.3.20.0050.03611.72
5.3.10.0110.05411.69
5.3.00.0060.05611.68
5.2.170.0050.0359.18
5.2.160.0040.0359.18
5.2.150.0040.0319.18
5.2.140.0030.0329.18
5.2.130.0060.0299.14
5.2.120.0050.0299.15
5.2.110.0070.0349.14
5.2.100.0040.0339.14
5.2.90.0040.0369.14
5.2.80.0080.0329.14
5.2.70.0060.0289.14
5.2.60.0030.0319.09
5.2.50.0040.0309.06
5.2.40.0050.0299.04
5.2.30.0020.0329.01
5.2.20.0020.0319.00
5.2.10.0040.0288.92
5.2.00.0040.0298.78
5.1.60.0060.0228.07
5.1.50.0030.0268.06
5.1.40.0080.0308.05
5.1.30.0080.0298.39
5.1.20.0060.0248.41
5.1.10.0060.0298.14
5.1.00.0020.0288.14
5.0.50.0020.0226.62
5.0.40.0050.0176.48
5.0.30.0040.0316.29
5.0.20.0030.0206.27
5.0.10.0030.0206.24
5.0.00.0050.0296.23
4.4.90.0030.0154.78
4.4.80.0020.0164.75
4.4.70.0010.0174.75
4.4.60.0030.0164.76
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0030.0154.85
4.4.00.0050.0244.76
4.3.110.0030.0154.67
4.3.100.0010.0164.66
4.3.90.0040.0134.63
4.3.80.0040.0234.58
4.3.70.0030.0144.63
4.3.60.0010.0164.63
4.3.50.0070.0124.63
4.3.40.0040.0244.54
4.3.30.0020.0163.28
4.3.20.0010.0173.25
4.3.10.0030.0153.22
4.3.00.0070.0206.96

preferences:
68.28 ms | 400 KiB | 5 Q