3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$writer = new XMLWriter(); //echo var_dump(getdate(strtotime("-2 month"))); echo date("Y-m-t", strtotime("last day of previous month") ) ;

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)
8.3.40.0090.00618.86
8.3.30.0030.01019.22
8.3.20.0070.00020.30
8.3.10.0000.00723.53
8.3.00.0050.00319.38
8.2.170.0070.00722.96
8.2.160.0100.00320.57
8.2.150.0000.00724.18
8.2.140.0070.00024.66
8.2.130.0000.00726.16
8.2.120.0070.00021.10
8.2.110.0060.00320.36
8.2.100.0090.00318.03
8.2.90.0040.00419.30
8.2.80.0050.00317.97
8.2.70.0050.00317.75
8.2.60.0060.00318.04
8.2.50.0030.00618.10
8.2.40.0050.00320.01
8.2.30.0050.00218.04
8.2.20.0050.00317.69
8.2.10.0000.00717.97
8.2.00.0030.00517.67
8.1.270.0050.00322.32
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.98
8.1.230.0110.00017.70
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0060.00317.60
8.1.190.0040.00417.22
8.1.180.0030.00618.10
8.1.170.0070.00418.72
8.1.160.0070.00022.02
8.1.150.0040.00418.95
8.1.140.0070.00017.58
8.1.130.0000.00717.76
8.1.120.0050.00217.56
8.1.110.0060.00317.50
8.1.100.0000.00817.63
8.1.90.0030.00517.49
8.1.80.0040.00417.48
8.1.70.0000.00817.61
8.1.60.0040.00417.64
8.1.50.0040.00417.60
8.1.40.0040.00417.61
8.1.30.0000.00817.63
8.1.20.0030.00617.71
8.1.10.0050.00317.54
8.1.00.0000.00917.50
8.0.300.0060.00320.14
8.0.290.0040.00416.88
8.0.280.0070.00018.52
8.0.270.0070.00017.24
8.0.260.0060.00017.29
8.0.250.0070.00017.22
8.0.240.0050.00217.15
8.0.230.0040.00417.06
8.0.220.0000.00817.00
8.0.210.0000.00716.96
8.0.200.0000.00616.98
8.0.190.0030.00417.08
8.0.180.0120.00016.93
8.0.170.0000.00717.05
8.0.160.0000.00717.01
8.0.150.0040.00417.08
8.0.140.0070.00016.98
8.0.130.0030.00313.45
8.0.120.0040.00417.04
8.0.110.0000.00717.01
8.0.100.0000.00717.02
8.0.90.0040.00417.07
8.0.80.0130.00617.02
8.0.70.0040.00416.81
8.0.60.0000.00716.93
8.0.50.0040.00416.88
8.0.30.0080.01417.21
8.0.20.0130.00417.40
8.0.10.0000.00717.20
8.0.00.0110.00816.80
7.4.330.0000.00515.02
7.4.320.0030.00616.44
7.4.300.0060.00016.63
7.4.290.0000.00716.68
7.4.280.0040.00416.68
7.4.270.0000.00816.68
7.4.260.0030.00316.49
7.4.250.0000.00716.46
7.4.240.0020.00516.63
7.4.230.0070.00016.77
7.4.220.0060.01316.62
7.4.210.0090.00616.66
7.4.200.0000.00716.46
7.4.160.0170.00716.65
7.4.150.0070.01017.40
7.4.140.0090.00817.86
7.4.130.0050.01316.58
7.4.120.0140.00616.59
7.4.110.0070.01016.62
7.4.100.0080.00916.70
7.4.90.0080.00816.61
7.4.80.0070.01319.39
7.4.70.0100.00616.44
7.4.60.0070.01116.70
7.4.50.0040.00416.40
7.4.40.0030.01316.57
7.4.30.0110.01316.77
7.4.00.0040.00815.22
7.3.330.0000.00513.07
7.3.320.0000.00513.23
7.3.310.0000.00716.41
7.3.300.0070.00016.31
7.3.290.0060.00916.37
7.3.280.0080.01016.32
7.3.270.0090.00917.40
7.3.260.0120.00916.70
7.3.250.0120.00516.37
7.3.240.0060.01216.23
7.3.230.0140.00316.46
7.3.210.0040.01216.58
7.3.200.0150.00419.39
7.3.190.0150.00316.49
7.3.180.0090.00616.63
7.3.170.0140.00316.57
7.3.160.0090.01316.43
7.2.330.0120.00616.85
7.2.320.0080.00816.55
7.2.310.0070.01516.72
7.2.300.0090.01316.79
7.2.290.0140.00816.83
7.2.60.0100.00316.71
7.2.00.0070.00719.45
7.1.200.0240.00815.60
7.1.100.0030.01217.90
7.1.70.0090.00317.28
7.1.60.0070.01719.32
7.1.50.0120.00917.06
7.1.00.0000.08022.46
7.0.200.0030.00617.00
7.0.140.0000.07721.95
7.0.100.0100.07721.68
7.0.90.0100.05721.66
7.0.80.0100.07720.11
7.0.70.0100.08019.95
7.0.60.0070.08019.94
7.0.50.0130.07720.29
7.0.40.0170.07320.09
7.0.30.0130.06720.04
7.0.20.0100.07320.13
7.0.10.0130.07019.95
7.0.00.0100.04719.95
5.6.280.0070.06720.89
5.6.250.0000.05020.74
5.6.240.0170.05320.66
5.6.230.0100.04720.59
5.6.220.0070.05720.66
5.6.210.0030.08320.63
5.6.200.0030.08020.99
5.6.190.0100.07720.92
5.6.180.0070.09021.03
5.6.170.0070.08021.07
5.6.160.0070.04721.07
5.6.150.0130.06321.13
5.6.140.0030.08720.88
5.6.130.0070.07321.01
5.6.120.0130.07721.09
5.6.110.0100.05020.94
5.6.100.0130.07720.95
5.6.90.0100.06721.00
5.6.80.0070.06020.45
5.6.70.0070.04720.44
5.6.60.0030.05020.44
5.6.50.0070.08020.38
5.6.40.0130.07320.37
5.6.30.0170.07020.37
5.6.20.0100.04020.41
5.6.10.0100.07720.45
5.6.00.0070.07720.29
5.5.380.0130.07320.54
5.5.370.0070.07720.45
5.5.360.0070.07720.34
5.5.350.0030.08720.39
5.5.340.0070.08020.73
5.5.330.0030.07020.71
5.5.320.0130.04020.63
5.5.310.0000.05320.92
5.5.300.0070.07320.91
5.5.290.0130.07720.86
5.5.280.0030.06320.82
5.5.270.0000.06020.91
5.5.260.0030.05020.86
5.5.250.0100.08020.71
5.5.240.0100.07720.14
5.5.230.0100.04720.01
5.5.220.0030.08720.14
5.5.210.0070.05720.24
5.5.200.0170.07020.08
5.5.190.0000.07720.17
5.5.180.0130.07720.09
5.5.160.0170.05020.12
5.5.150.0130.06720.17
5.5.140.0070.07720.25
5.5.130.0130.07720.11
5.5.120.0070.08019.97
5.5.110.0030.08320.21
5.5.100.0130.07020.06
5.5.90.0070.04720.05
5.5.80.0100.07020.06
5.5.70.0070.04320.03
5.5.60.0000.07720.08
5.5.50.0000.06020.09
5.5.40.0100.04020.13
5.5.30.0000.04320.11
5.5.20.0070.03720.08
5.5.10.0030.04020.04
5.5.00.0070.04319.91
5.4.450.0130.07019.35
5.4.440.0100.04319.34
5.4.430.0100.07319.38
5.4.420.0070.07719.21
5.4.410.0070.07319.31
5.4.400.0130.07019.23
5.4.390.0100.07019.11
5.4.380.0070.08019.09
5.4.370.0100.03719.12
5.4.360.0130.07019.26
5.4.350.0100.07019.02
5.4.340.0030.07019.09
5.4.320.0030.08019.16
5.4.310.0070.04319.22
5.4.300.0130.03719.11
5.4.290.0070.08018.96
5.4.280.0200.06718.96
5.4.270.0070.04718.80
5.4.260.0100.07019.11
5.4.250.0200.06318.77
5.4.240.0130.06318.89
5.4.230.0030.08018.82
5.4.220.0070.08019.02
5.4.210.0070.03719.11
5.4.200.0070.03719.19
5.4.190.0130.04719.08
5.4.180.0030.04718.80
5.4.170.0030.04318.98
5.4.160.0070.03319.09
5.4.150.0030.03719.05
5.4.140.0000.03716.27
5.4.130.0030.03016.38
5.4.120.0030.03316.11
5.4.110.0130.04716.29
5.4.100.0000.07716.31
5.4.90.0070.03016.48
5.4.80.0030.06716.25
5.4.70.0070.07316.24
5.4.60.0170.04316.23
5.4.50.0070.04316.40
5.4.40.0070.03316.40
5.4.30.0100.03716.18
5.4.20.0000.04016.36
5.4.10.0000.04316.17
5.4.00.0000.04015.75
5.3.290.0100.09314.49
5.3.280.0100.04014.41
5.3.270.0000.04014.42
5.3.260.0100.03714.45
5.3.250.0030.03714.46
5.3.240.0030.03714.42
5.3.230.0000.04314.45
5.3.220.0070.03314.54
5.3.210.0030.04714.38
5.3.200.0030.03714.52
5.3.190.0000.04314.57
5.3.180.0030.04314.41
5.3.170.0070.03014.41
5.3.160.0000.05014.56
5.3.150.0030.05014.54
5.3.140.0000.03714.46
5.3.130.0070.05714.40
5.3.120.0070.03314.36
5.3.110.0000.04714.50
5.3.100.0000.06314.02
5.3.90.0070.04014.02
5.3.80.0000.04013.87
5.3.70.0000.05014.02
5.3.60.0100.03013.97
5.3.50.0070.03713.69
5.3.40.0030.03713.89
5.3.30.0030.04313.86
5.3.20.0030.03313.64
5.3.10.0030.03313.63
5.3.00.0000.04313.61
5.2.170.0000.03011.64
5.2.160.0000.03711.64
5.2.150.0000.03011.64
5.2.140.0000.03011.64
5.2.130.0030.02711.64
5.2.120.0000.03311.64
5.2.110.0000.03011.64
5.2.100.0000.03311.64
5.2.90.0000.03011.64
5.2.80.0000.05011.64
5.2.70.0030.04711.64
5.2.60.0070.03311.64
5.2.50.0000.02711.64
5.2.40.0030.02711.64
5.2.30.0070.02711.64
5.2.20.0070.04711.64
5.2.10.0030.04311.64
5.2.00.0030.04711.64
5.1.60.0000.02311.64
5.1.50.0070.02311.64
5.1.40.0000.02311.64
5.1.30.0000.02711.64
5.1.20.0000.02711.64
5.1.10.0030.02311.64
5.1.00.0000.02711.64
5.0.50.0000.02311.64
5.0.40.0000.02011.64
5.0.30.0000.02711.64
5.0.20.0000.03711.64
5.0.10.0030.01311.64
5.0.00.0000.03311.64
4.4.90.0000.02311.64
4.4.80.0000.01711.64
4.4.70.0070.00711.64
4.4.60.0030.01711.64
4.4.50.0030.01711.64
4.4.40.0000.02311.64
4.4.30.0000.01711.64
4.4.20.0000.01711.64
4.4.10.0000.01711.64
4.4.00.0030.02311.64
4.3.110.0000.02011.64
4.3.100.0030.01311.64
4.3.90.0030.02711.64
4.3.80.0000.03311.64
4.3.70.0000.01711.64
4.3.60.0030.01311.64
4.3.50.0000.02311.64
4.3.40.0030.03011.64
4.3.30.0030.01711.64
4.3.20.0030.03311.64
4.3.10.0070.02711.64
4.3.00.0000.03011.64

preferences:
36.17 ms | 400 KiB | 5 Q