3v4l.org

run code in 300+ PHP versions simultaneously
<?php //echo date('Y-m-d', strtotime('first day of last month')); //$date = new DateTime(''); //$date->modify('first day of month'); $date = new DateTime(date('Y-m-d', strtotime('first day of last month'))); $i = new DateInterval('P1M'); $end = new DateTime('-1 year'); while ($date >= $end) { echo $date->format('Y F') . PHP_EOL; $date = $date->sub($i); }

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)
8.3.60.0070.01116.50
8.3.50.0080.01022.20
8.3.40.0210.00018.82
8.3.30.0110.00619.04
8.3.20.0080.00020.20
8.3.10.0040.00423.70
8.3.00.0090.00020.80
8.2.180.0110.00716.60
8.2.170.0070.00722.96
8.2.160.0130.00320.35
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0100.01026.16
8.2.120.0040.00422.04
8.2.110.0110.00021.17
8.2.100.0040.00818.16
8.2.90.0000.00819.36
8.2.80.0040.00417.97
8.2.70.0050.00317.75
8.2.60.0060.00317.93
8.2.50.0000.00818.10
8.2.40.0030.00618.28
8.2.30.0080.00018.19
8.2.20.0060.00317.83
8.2.10.0080.00018.00
8.2.00.0000.00717.86
8.1.280.0140.00725.92
8.1.270.0040.00423.91
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0050.00523.92
8.1.230.0060.00617.70
8.1.220.0000.00817.79
8.1.210.0080.00018.77
8.1.200.0060.00317.48
8.1.190.0040.00417.48
8.1.180.0080.00018.10
8.1.170.0050.00318.81
8.1.160.0040.00422.09
8.1.150.0070.00018.95
8.1.140.0000.00717.77
8.1.130.0000.00718.00
8.1.120.0080.00017.73
8.1.110.0050.00317.72
8.1.100.0040.00417.73
8.1.90.0000.00717.79
8.1.80.0070.00317.72
8.1.70.0070.00017.70
8.1.60.0080.00017.69
8.1.50.0000.00817.73
8.1.40.0040.00417.63
8.1.30.0000.00817.74
8.1.20.0030.00617.85
8.1.10.0000.00817.68
8.1.00.0000.00817.77
8.0.300.0060.00318.77
8.0.290.0050.00317.00
8.0.280.0000.00718.57
8.0.270.0000.00817.43
8.0.260.0030.00316.99
8.0.250.0030.00317.22
8.0.240.0000.00717.25
8.0.230.0000.00717.14
8.0.220.0000.00617.20
8.0.210.0000.00817.04
8.0.200.0030.00317.22
8.0.190.0040.00417.18
8.0.180.0040.00417.18
8.0.170.0000.00717.13
8.0.160.0040.00417.19
8.0.150.0000.00717.21
8.0.140.0000.00817.11
8.0.130.0030.00313.50
8.0.120.0030.00517.13
8.0.110.0070.00017.10
8.0.100.0030.00517.20
8.0.90.0040.00417.17
8.0.80.0110.00717.21
8.0.70.0040.00417.05
8.0.60.0030.00617.10
8.0.50.0000.00817.16
8.0.30.0120.00717.25
8.0.20.0100.00817.48
8.0.10.0070.00017.32
8.0.00.0060.01417.12
7.4.330.0000.00615.14
7.4.320.0040.00416.71
7.4.300.0000.00616.70
7.4.290.0040.00416.79
7.4.280.0050.00316.68
7.4.270.0030.00316.82
7.4.260.0030.00316.80
7.4.250.0070.00016.63
7.4.240.0000.00816.71
7.4.230.0030.00316.80
7.4.220.0070.01116.88
7.4.210.0050.01116.78
7.4.200.0000.00716.76
7.4.190.0000.00716.61
7.4.160.0110.00816.70
7.4.150.0120.00617.40
7.4.140.0100.01017.86
7.4.130.0100.00616.73
7.4.120.0070.01016.66
7.4.110.0090.00916.73
7.4.100.0060.01216.70
7.4.90.0150.00416.77
7.4.80.0090.00916.75
7.4.70.0110.00516.76
7.4.60.0090.00916.62
7.4.50.0030.00316.70
7.4.40.0050.00522.77
7.4.30.0060.01016.78
7.4.00.0060.00915.25
7.3.330.0000.00613.38
7.3.320.0030.00313.30
7.3.310.0000.00716.53
7.3.300.0030.00316.49
7.3.290.0000.02016.43
7.3.280.0080.01016.43
7.3.270.0140.01017.40
7.3.260.0090.00916.47
7.3.250.0100.00816.54
7.3.240.0080.00816.66
7.3.230.0070.01016.61
7.3.210.0100.00716.78
7.3.200.0100.00619.39
7.3.190.0060.01216.81
7.3.180.0070.01016.75
7.3.170.0070.01016.63
7.3.160.0090.00916.60
7.3.120.0090.00615.02
7.2.330.0030.01316.63
7.2.320.0060.01116.96
7.2.310.0090.00916.96
7.2.300.0040.01116.93
7.2.290.0100.00716.76
7.2.60.0100.00716.59
7.2.00.0030.00919.64
7.1.200.0040.00815.93
7.1.100.0000.01218.48
7.1.70.0100.00517.26
7.1.60.0100.01319.29
7.1.50.0000.02017.29
7.1.00.0000.07722.36
7.0.200.0060.00616.83
7.0.140.0070.07021.95
7.0.80.0730.07319.92
7.0.70.0630.06319.93
7.0.60.0570.08320.03
7.0.50.0730.07720.36
7.0.40.0100.07720.04
7.0.30.0070.05320.07
7.0.20.0170.07720.05
7.0.10.0170.08020.00
7.0.00.0130.05720.07
5.6.280.0030.07320.99
5.6.230.0130.07720.74
5.6.220.0070.06020.66
5.6.210.0170.06720.64
5.6.200.0130.08021.02
5.6.190.0070.07721.10
5.6.180.0130.07321.10
5.6.170.0070.04720.96
5.6.160.0100.04720.96
5.6.150.0170.07321.01
5.6.140.0030.04321.10
5.6.130.0070.08721.02
5.6.120.0100.08321.04
5.6.110.0130.07721.06
5.6.100.0130.05021.01
5.6.90.0130.08321.02
5.6.80.0070.05720.33
5.6.70.0000.08720.46
5.6.60.0070.08020.32
5.6.50.0130.07720.39
5.6.40.0070.04020.38
5.6.30.0030.05320.32
5.6.20.0070.07020.36
5.6.10.0070.06320.43
5.6.00.0100.07320.27
5.5.370.0070.08320.50
5.5.360.0070.08020.43
5.5.350.0070.08020.39
5.5.340.0000.08320.83
5.5.330.0030.08720.73
5.5.320.0030.07720.75
5.5.310.0130.08020.89
5.5.300.0030.04720.85
5.5.290.0130.08020.83
5.5.280.0200.04320.92
5.5.270.0100.05020.88
5.5.260.0100.08020.75
5.5.250.0100.06320.67
5.5.240.0070.08020.21
5.5.230.0100.08320.26
5.5.220.0100.06019.97
5.5.210.0030.04720.25
5.5.200.0100.05720.27
5.5.190.0070.04020.17
5.5.180.0130.06320.21
5.5.160.0070.08320.22
5.5.150.0100.04720.24
5.5.140.0100.08020.12
5.5.130.0130.07320.24
5.5.120.0030.05320.20
5.5.110.0100.07720.10
5.5.100.0030.05320.05
5.5.90.0030.07019.97
5.5.80.0070.08020.07
5.5.70.0030.07019.96
5.5.60.0100.05020.09
5.5.50.0070.07719.93
5.5.40.0070.08020.02
5.5.30.0030.05319.98
5.5.20.0100.06720.10
5.5.10.0130.07020.09
5.5.00.0070.04019.96
5.4.450.0300.06719.41
5.4.440.0000.08319.27
5.4.430.0070.08019.11
5.4.420.0130.07719.39
5.4.410.0070.08319.25
5.4.400.0070.07019.05
5.4.390.0070.05319.12
5.4.380.0070.07718.90
5.4.370.0070.07719.03
5.4.360.0070.05718.96
5.4.350.0070.05719.09
5.4.340.0100.07719.03
5.4.320.0100.07319.05
5.4.310.0100.07318.90
5.4.300.0130.07018.78
5.4.290.0200.06318.96
5.4.280.0030.08018.96
5.4.270.0100.07018.90
5.4.260.0030.08018.96
5.4.250.0070.07319.07
5.4.240.0070.08018.87
5.4.230.0100.06319.22
5.4.220.0070.07719.02
5.4.210.0070.05718.82
5.4.200.0100.07318.97
5.4.190.0130.07018.77
5.4.180.0100.04319.04
5.4.170.0030.07319.02
5.4.160.0130.06718.97
5.4.150.0070.07319.04
5.4.140.0000.07316.44
5.4.130.0000.08016.30
5.4.120.0070.07016.41
5.4.110.0100.07016.32
5.4.100.0100.06716.43
5.4.90.0100.07016.49
5.4.80.0030.07316.47
5.4.70.0100.06716.30
5.4.60.0030.07716.34
5.4.50.0200.05716.18
5.4.40.0100.06716.29
5.4.30.0070.07316.27
5.4.20.0000.08016.39
5.4.10.0030.05316.24
5.4.00.0070.07315.77
5.3.290.0030.08014.59
5.3.280.0000.08314.58
5.3.270.0130.06014.61
5.3.260.0170.03314.59
5.3.250.0100.04314.46
5.3.240.0100.05314.42
5.3.230.0070.05314.45
5.3.220.0030.05714.50
5.3.210.0130.07314.57
5.3.200.0100.07314.54
5.3.190.0100.07014.51
5.3.180.0000.06014.54
5.3.170.0100.06314.42
5.3.160.0000.06714.41
5.3.150.0100.07314.56
5.3.140.0100.07014.51
5.3.130.0000.08014.53
5.3.120.0100.07714.49
5.3.110.0200.06314.54
5.3.100.0030.05013.99
5.3.90.0070.07013.95
5.3.80.0030.08013.98
5.3.70.0030.07313.99
5.3.60.0000.08013.75
5.3.50.0030.07313.93
5.3.40.0100.05713.80
5.3.30.0000.07713.85
5.3.20.0030.07313.54
5.3.10.0030.05013.50
5.3.00.0070.07013.50
5.2.170.0030.04711.12
5.2.160.0100.06010.93
5.2.150.0030.07011.19
5.2.140.0030.05710.98
5.2.130.0070.05011.09
5.2.120.0000.04011.12
5.2.110.0070.04011.01
5.2.100.0100.04010.91
5.2.90.0030.04010.89
5.2.80.0070.04011.14
5.2.70.0100.04011.09
5.2.60.0000.07010.89
5.2.50.0100.05710.77
5.2.40.0070.04010.94
5.2.30.0130.05310.92
5.2.20.0030.06710.95
5.2.10.0070.05710.75
5.2.00.0100.04710.63
5.1.60.0030.05010.02
5.1.50.0030.04010.01
5.1.40.0000.0339.98
5.1.30.0000.03010.38
5.1.20.0000.03010.20
5.1.10.0000.03010.05
5.1.00.0000.02710.05
5.0.50.0030.0278.54
5.0.40.0000.0208.40
5.0.30.0070.0278.21
5.0.20.0030.0208.22
5.0.10.0000.0208.05
5.0.00.0000.0308.27
4.4.90.0030.0337.85
4.4.80.0000.0277.85
4.4.70.0030.0377.85
4.4.60.0030.0307.85
4.4.50.0070.0337.85
4.4.40.0000.0377.85
4.4.30.0000.0207.85
4.4.20.0000.0277.85
4.4.10.0030.0137.85
4.4.00.0030.0237.85
4.3.110.0030.0137.85
4.3.100.0000.0177.85
4.3.90.0000.0177.85
4.3.80.0000.0237.85
4.3.70.0000.0177.85
4.3.60.0000.0177.85
4.3.50.0000.0177.85
4.3.40.0000.0277.85
4.3.30.0030.0137.85
4.3.20.0000.0177.85
4.3.10.0030.0137.85
4.3.00.0000.0177.85

preferences:
63.87 ms | 401 KiB | 5 Q