3v4l.org

run code in 300+ PHP versions simultaneously
<?php $refDate = new DateTime('2013-08-11'); $previousMonthClose = new DateTime( date( 'Y-m-d', strtotime('last day of last year', $refDate->getTimestamp()) ) ); echo $previousMonthClose->format('Y-m-d');

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)
8.3.40.0100.00718.84
8.3.30.0090.00620.36
8.3.20.0000.00720.38
8.3.10.0040.00422.00
8.3.00.0050.00322.37
8.2.170.0090.00622.96
8.2.160.0070.00722.25
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00326.16
8.2.120.0050.00517.75
8.2.110.0030.00622.20
8.2.100.0060.00618.16
8.2.90.0000.00719.17
8.2.80.0040.00419.52
8.2.70.0080.00017.88
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0040.00418.28
8.2.30.0060.00318.11
8.2.20.0000.00717.76
8.2.10.0000.00817.93
8.2.00.0070.00317.91
8.1.270.0070.00024.66
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0050.00522.20
8.1.230.0040.00819.23
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0030.00617.50
8.1.190.0040.00417.51
8.1.180.0080.00019.26
8.1.170.0030.00618.69
8.1.160.0040.00418.95
8.1.150.0030.00618.74
8.1.140.0040.00417.60
8.1.130.0070.00018.06
8.1.120.0050.00317.64
8.1.110.0050.00217.68
8.1.100.0000.00717.66
8.1.90.0000.00717.55
8.1.80.0000.00717.53
8.1.70.0030.00517.62
8.1.60.0080.00017.63
8.1.50.0030.00617.54
8.1.40.0060.00317.52
8.1.30.0000.00817.59
8.1.20.0040.00417.76
8.1.10.0040.00417.77
8.1.00.0000.01017.78
8.0.300.0040.00418.77
8.0.290.0040.00417.18
8.0.280.0030.00318.50
8.0.270.0040.00417.43
8.0.260.0030.00317.08
8.0.250.0030.00317.24
8.0.240.0040.00417.11
8.0.230.0030.00517.15
8.0.220.0030.00317.02
8.0.210.0070.00017.11
8.0.200.0030.00317.15
8.0.190.0040.00417.05
8.0.180.0050.00217.10
8.0.170.0040.00417.09
8.0.160.0000.00717.00
8.0.150.0000.00916.98
8.0.140.0040.00417.10
8.0.130.0080.00013.52
8.0.120.0030.00517.09
8.0.110.0040.00417.03
8.0.100.0040.00417.14
8.0.90.0030.00517.05
8.0.80.0110.00717.15
8.0.70.0040.00416.94
8.0.60.0000.00716.92
8.0.50.0000.00816.92
8.0.30.0110.00817.15
8.0.20.0110.00817.42
8.0.10.0000.00717.24
8.0.00.0120.00616.75
7.4.330.0020.00215.21
7.4.320.0000.00616.77
7.4.300.0030.00316.65
7.4.290.0070.00016.65
7.4.280.0030.00316.57
7.4.270.0070.00016.64
7.4.260.0000.00716.56
7.4.250.0050.00316.53
7.4.240.0000.00716.67
7.4.230.0000.00716.44
7.4.220.0120.00916.60
7.4.210.0070.01016.71
7.4.200.0030.00316.75
7.4.190.0030.00316.78
7.4.160.0130.00316.70
7.4.150.0070.01017.40
7.4.140.0110.00817.86
7.4.130.0120.00516.74
7.4.120.0070.01016.77
7.4.110.0130.01016.61
7.4.100.0040.01216.66
7.4.90.0130.00316.73
7.4.80.0200.00019.39
7.4.70.0090.00616.70
7.4.60.0030.01916.66
7.4.50.0000.00516.44
7.4.40.0090.00622.77
7.4.30.0100.00716.83
7.4.00.0090.00615.33
7.3.330.0020.00213.21
7.3.320.0000.00513.22
7.3.310.0030.00316.18
7.3.300.0030.00616.23
7.3.290.0070.00716.36
7.3.280.0110.00616.35
7.3.270.0110.00717.40
7.3.260.0180.00716.44
7.3.250.0090.00916.56
7.3.240.0070.01716.60
7.3.230.0090.00916.50
7.3.210.0100.00716.45
7.3.200.0060.01019.39
7.3.190.0040.01216.61
7.3.180.0040.01116.47
7.3.170.0120.00416.53
7.3.160.0180.00416.63
7.3.120.0000.01515.12
7.3.10.0200.00516.50
7.3.00.0030.00616.42
7.2.330.0110.00616.97
7.2.320.0090.01216.70
7.2.310.0130.00316.65
7.2.300.0060.01517.01
7.2.290.0070.01316.82
7.2.130.0100.01017.02
7.2.120.0100.00617.05
7.2.110.0100.01316.41
7.2.100.0090.01016.52
7.2.90.0140.00516.54
7.2.80.0130.00317.07
7.2.70.0100.00716.85
7.2.60.0090.00916.95
7.2.50.0180.00216.34
7.2.40.0110.00616.89
7.2.30.0100.00717.05
7.2.20.0090.00916.54
7.2.10.0210.00616.82
7.2.00.0170.00318.25
7.1.250.0130.00615.64
7.1.100.0080.00318.39
7.1.70.0000.00817.27
7.1.60.0000.02219.32
7.1.50.0000.01317.14
7.1.00.0030.03322.35
7.0.200.0030.00716.87
7.0.140.0030.07322.16
7.0.100.0100.04720.06
7.0.90.0100.08019.86
7.0.80.0130.08019.90
7.0.70.0000.08719.94
7.0.60.0100.07720.06
7.0.50.0000.08020.38
7.0.40.0070.09020.13
7.0.30.0100.07720.00
7.0.20.0000.08719.95
7.0.10.0170.06319.95
7.0.00.0130.07320.14
5.6.280.0030.07320.77
5.6.250.0130.04020.53
5.6.240.0100.04320.69
5.6.230.0030.05720.59
5.6.220.0130.07320.68
5.6.210.0070.04720.56
5.6.200.0070.05320.99
5.6.190.0170.07021.04
5.6.180.0100.06020.99
5.6.170.0030.04721.10
5.6.160.0100.07721.04
5.6.150.0130.04020.95
5.6.140.0070.08021.05
5.6.130.0030.04721.07
5.6.120.0070.05320.96
5.6.110.0130.07021.04
5.6.100.0170.06321.15
5.6.90.0100.07321.08
5.6.80.0130.04720.40
5.6.70.0100.05320.42
5.6.60.0170.06720.45
5.6.50.0070.08020.50
5.6.40.0070.04020.38
5.6.30.0130.06320.38
5.6.20.0030.06020.45
5.6.10.0100.08020.41
5.6.00.0130.07320.30
5.5.380.0030.04320.36
5.5.370.0170.08020.31
5.5.360.0130.07320.38
5.5.350.0070.07320.31
5.5.340.0100.07320.82
5.5.330.0030.07320.87
5.5.320.0070.08720.90
5.5.310.0130.08020.76
5.5.300.0100.08320.77
5.5.290.0200.07020.92
5.5.280.0170.04720.88
5.5.270.0100.04720.90
5.5.260.0070.05020.79
5.5.250.0070.04720.65
5.5.240.0100.07320.18
5.5.230.0070.05720.11
5.5.220.0170.07020.23
5.5.210.0070.06020.20
5.5.200.0030.04720.12
5.5.190.0070.08320.12
5.5.180.0070.08020.18
5.5.160.0130.07320.27
5.5.150.0100.07020.21
5.5.140.0070.07720.13
5.5.130.0100.08019.98
5.5.120.0130.03320.10
5.5.110.0070.05720.13
5.5.100.0070.08320.13
5.5.90.0130.05320.07
5.5.80.0030.05020.06
5.5.70.0070.07720.04
5.5.60.0100.06020.14
5.5.50.0130.06720.05
5.5.40.0030.06020.08
5.5.30.0070.08720.13
5.5.20.0070.07720.13
5.5.10.0070.07719.95
5.5.00.0100.04320.00
5.4.450.0100.07719.14
5.4.440.0030.08319.37
5.4.430.0130.07319.55
5.4.420.0100.08319.11
5.4.410.0030.05019.32
5.4.400.0100.07718.79
5.4.390.0100.07319.09
5.4.380.0030.07318.98
5.4.370.0030.06719.00
5.4.360.0100.07718.90
5.4.350.0100.06718.99
5.4.340.0000.06318.90
5.4.320.0200.06719.17
5.4.310.0030.08019.14
5.4.300.0100.08018.96
5.4.290.0100.06019.23
5.4.280.0070.07318.96
5.4.270.0030.04718.81
5.4.260.0070.05318.96
5.4.250.0030.08318.97
5.4.240.0030.04719.02
5.4.230.0030.04319.02
5.4.220.0030.07319.07
5.4.210.0130.07019.03
5.4.200.0170.06718.97
5.4.190.0130.05718.93
5.4.180.0100.06719.13
5.4.170.0070.04718.96
5.4.160.0000.04718.94
5.4.150.0100.07718.81
5.4.140.0100.06716.44
5.4.130.0170.05316.38
5.4.120.0100.04016.38
5.4.110.0070.07316.30
5.4.100.0030.07716.43
5.4.90.0100.05716.26
5.4.80.0100.06716.29
5.4.70.0070.06016.41
5.4.60.0100.07016.42
5.4.50.0000.06716.39
5.4.40.0100.07016.23
5.4.30.0100.07316.44
5.4.20.0030.03716.39
5.4.10.0070.04316.35
5.4.00.0000.07715.62
5.3.290.0130.06714.65
5.3.280.0130.07014.53
5.3.270.0100.07014.61
5.3.260.0030.04714.60
5.3.250.0070.07314.46
5.3.240.0130.07314.58
5.3.230.0100.06714.43
5.3.220.0100.08014.54
5.3.210.0030.07714.57
5.3.200.0030.04014.52
5.3.190.0030.04014.52
5.3.180.0170.06014.57
5.3.170.0130.07014.55
5.3.160.0130.06714.55
5.3.150.0030.07014.42
5.3.140.0030.07714.56
5.3.130.0000.08314.53
5.3.120.0070.07014.40
5.3.110.0070.04314.51
5.3.100.0070.07314.02
5.3.90.0130.05013.87
5.3.80.0100.07314.02
5.3.70.0100.07313.95
5.3.60.0100.07013.98
5.3.50.0170.03713.91
5.3.40.0100.06313.93
5.3.30.0070.08013.91
5.3.20.0030.05313.68
5.3.10.0100.06713.64
5.3.00.0070.06313.49
5.2.170.0030.06311.06
5.2.160.0100.05711.21
5.2.150.0070.06011.05
5.2.140.0100.06011.09
5.2.130.0070.05711.16
5.2.120.0030.06311.02
5.2.110.0070.05710.96
5.2.100.0030.03011.08
5.2.90.0000.03711.15
5.2.80.0100.04311.16
5.2.70.0070.05011.14
5.2.60.0030.06010.87
5.2.50.0070.05011.02
5.2.40.0100.06010.99
5.2.30.0000.06710.96
5.2.20.0130.05010.79
5.2.10.0100.05310.76
5.2.00.0100.05310.73
5.1.60.0030.03310.69
5.1.50.0000.05710.69
5.1.40.0070.04310.69
5.1.30.0070.05710.69
5.1.20.0070.02710.69
5.1.10.0100.05010.69
5.1.00.0170.04710.69
5.0.50.0000.05010.69
5.0.40.0030.04310.69
5.0.30.0030.04710.69
5.0.20.0000.04710.69
5.0.10.0070.02710.69
5.0.00.0070.03310.69
4.4.90.0000.03310.69
4.4.80.0070.03010.69
4.4.70.0030.02010.69
4.4.60.0000.03710.69
4.4.50.0030.01310.69
4.4.40.0030.05710.69
4.4.30.0000.03710.69
4.4.20.0000.02010.69
4.4.10.0030.03310.69
4.4.00.0100.03010.69
4.3.110.0070.03010.69
4.3.100.0000.03710.69
4.3.90.0030.03310.69
4.3.80.0000.02710.69
4.3.70.0070.03010.69
4.3.60.0000.03710.69
4.3.50.0070.03010.69
4.3.40.0030.04310.69
4.3.30.0000.03710.69
4.3.20.0000.04010.69
4.3.10.0000.03710.69
4.3.00.0000.03310.69

preferences:
44.28 ms | 400 KiB | 5 Q