3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date = new DateTime('2014-01-31'); $interval = new DateInterval('1 month'); echo $date->format('Y-m-d')."\n"; $date->add("P$interval"); echo $date->format('Y-m-d')."\n"; $date->modify('-1 month'); echo $date->format('Y-m-d')."\n";

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)
8.3.70.0030.01218.50
8.3.60.0070.01316.75
8.3.50.0050.01021.21
8.3.40.0110.00419.00
8.3.30.0070.00719.13
8.3.20.0040.00420.24
8.3.10.0050.00322.09
8.3.00.0000.00822.46
8.2.190.0090.00616.75
8.2.180.0140.00717.00
8.2.170.0110.00322.96
8.2.160.0040.01119.16
8.2.150.0080.00024.18
8.2.140.0000.00924.66
8.2.130.0070.00726.16
8.2.120.0050.01017.41
8.2.110.0100.00022.19
8.2.100.0050.00519.21
8.2.90.0000.00819.18
8.2.80.0000.00819.38
8.2.70.0080.00017.63
8.2.60.0030.00618.04
8.2.50.0080.00018.07
8.2.40.0000.00818.22
8.2.30.0000.00818.04
8.2.20.0040.00417.78
8.2.10.0040.00417.79
8.2.00.0060.00317.88
8.1.280.0130.00725.92
8.1.270.0000.00818.52
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0030.00623.83
8.1.230.0040.00719.14
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0040.00417.48
8.1.190.0080.00017.43
8.1.180.0030.00518.84
8.1.170.0030.00618.63
8.1.160.0050.00322.16
8.1.150.0000.00718.78
8.1.140.0040.00417.59
8.1.130.0080.00017.91
8.1.120.0040.00417.63
8.1.110.0000.00717.47
8.1.100.0000.00717.61
8.1.90.0000.00717.58
8.1.80.0040.00317.57
8.1.70.0030.00317.47
8.1.60.0050.00517.59
8.1.50.0080.00017.70
8.1.40.0040.00417.61
8.1.30.0030.00617.65
8.1.20.0030.00517.80
8.1.10.0040.00417.74
8.1.00.0030.00617.66
8.0.300.0040.00318.77
8.0.290.0050.00217.05
8.0.280.0000.00818.52
8.0.270.0040.00417.22
8.0.260.0000.00717.01
8.0.250.0040.00417.14
8.0.240.0050.00317.13
8.0.230.0000.00717.14
8.0.220.0030.00317.16
8.0.210.0000.00717.03
8.0.200.0060.00017.14
8.0.190.0040.00417.16
8.0.180.0040.00417.07
8.0.170.0070.00017.04
8.0.160.0030.00617.10
8.0.150.0050.00317.00
8.0.140.0000.00717.04
8.0.130.0030.00313.50
8.0.120.0020.00517.05
8.0.110.0040.00417.09
8.0.100.0000.00716.88
8.0.90.0080.00017.15
8.0.80.0150.00317.05
8.0.70.0000.00717.15
8.0.60.0040.00416.87
8.0.50.0000.00716.96
8.0.30.0100.00917.28
8.0.20.0100.01017.40
8.0.10.0000.00817.17
8.0.00.0120.00616.88
7.4.330.0030.00315.05
7.4.320.0070.00016.71
7.4.300.0030.00316.75
7.4.290.0090.00016.78
7.4.280.0000.00816.52
7.4.270.0030.00316.73
7.4.260.0040.00416.58
7.4.250.0000.00716.74
7.4.240.0030.00316.69
7.4.230.0000.00716.74
7.4.220.0060.01216.60
7.4.210.0050.01216.62
7.4.200.0000.00716.56
7.4.190.0050.00216.82
7.4.160.0080.00816.87
7.4.150.0070.01017.40
7.4.140.0130.00717.86
7.4.130.0080.01216.79
7.4.120.0100.00616.72
7.4.110.0040.01216.74
7.4.100.0140.00716.59
7.4.90.0050.01116.69
7.4.80.0070.01019.39
7.4.70.0070.01016.63
7.4.60.0080.00916.78
7.4.50.0040.00016.55
7.4.40.0030.01522.77
7.4.30.0120.00916.54
7.4.00.0070.01014.79
7.3.330.0030.00313.34
7.3.320.0030.00313.11
7.3.310.0000.00716.37
7.3.300.0000.00616.24
7.3.290.0100.00516.38
7.3.280.0120.00516.39
7.3.270.0070.01017.40
7.3.260.0120.00616.46
7.3.250.0100.00616.60
7.3.240.0000.01816.51
7.3.230.0030.01316.45
7.3.210.0360.02316.50
7.3.200.0060.00919.39
7.3.190.0090.01216.45
7.3.180.0070.01016.70
7.3.170.0070.01016.52
7.3.160.0090.00616.39
7.3.120.0030.01014.94
7.2.330.0030.01716.71
7.2.320.0120.00816.80
7.2.310.0090.01516.89
7.2.300.0030.01316.88
7.2.290.0030.01316.60
7.2.60.0090.00616.89
7.2.00.0060.00919.42
7.1.200.0080.00815.77
7.1.100.0030.01018.20
7.1.70.0040.00417.18
7.1.60.0040.02119.82
7.1.50.0110.01416.68
7.1.00.0070.04722.46
7.0.200.0000.01016.80
7.0.140.0100.06322.07
7.0.60.0100.08320.04
7.0.50.0170.07717.94
7.0.40.0100.05020.06
7.0.30.0400.07720.22
7.0.20.0930.05320.30
7.0.10.0130.05320.18
7.0.00.0100.04720.30
5.6.280.0100.06721.15
5.6.210.0030.04320.75
5.6.200.0030.04018.18
5.6.190.0170.03720.63
5.6.180.0200.06720.39
5.6.170.0170.04320.46
5.6.160.0030.04320.54
5.6.150.0070.08318.15
5.6.140.0130.06318.17
5.6.130.0030.04318.29
5.6.120.0000.04720.99
5.6.110.0100.08321.02
5.6.100.0070.08321.11
5.6.90.0100.07720.97
5.6.80.0030.07720.50
5.5.350.0230.05320.39
5.5.340.0030.06718.07
5.5.330.0030.08720.40
5.5.320.0100.05720.28
5.5.310.0370.07020.20
5.5.300.0100.04317.97
5.5.290.0030.04018.08
5.5.280.0100.03720.68
5.5.270.0030.07020.77
5.5.260.0070.05720.75
5.5.250.0130.07320.57
5.5.240.0100.07320.28
5.4.450.0770.05319.61
5.4.440.0800.07019.39
5.4.430.0730.05019.50
5.4.420.0470.05319.63
5.4.410.0800.06019.55
5.4.400.0200.06318.54
5.4.390.0270.06718.80
5.4.380.0270.04718.80
5.4.370.0170.05318.70
5.4.360.0100.04318.57
5.4.350.0080.04712.02
5.4.340.0080.03912.01
5.4.320.0090.03212.50
5.4.310.0070.04212.50
5.4.300.0020.04112.50
5.4.290.0070.03612.50
5.4.280.0050.03812.39
5.4.270.0080.03612.39
5.4.260.0050.03712.40
5.4.250.0030.07019.00
5.4.240.0130.04719.04
5.4.230.0100.06018.98
5.4.220.0170.07018.75
5.4.210.0200.06718.90
5.4.200.0000.06318.98
5.4.190.0100.07718.75
5.4.180.0130.05318.61
5.4.170.0100.07718.61
5.4.160.0100.06719.03
5.4.150.0100.05318.88
5.4.140.0200.05716.44
5.4.130.0030.05316.43
5.4.120.0070.05316.63
5.4.110.0130.05316.53
5.4.100.0130.06016.49
5.4.90.0300.05016.43
5.4.80.0130.05016.61
5.4.70.0070.07316.38
5.4.60.0130.07316.32
5.4.50.0100.05316.35
5.4.40.0070.05016.49
5.4.30.0000.05716.27
5.4.20.0130.05316.34
5.4.10.0070.05316.40
5.4.00.0130.05015.88
5.3.290.0090.04012.80
5.3.280.0030.06014.57
5.3.270.0130.05314.43
5.3.260.0130.05014.62
5.3.250.0130.05314.62
5.3.240.0100.06714.58
5.3.230.0030.05314.68
5.3.220.0100.05314.65
5.3.210.0230.05714.56
5.3.200.0170.06014.55
5.3.190.0070.06714.53
5.3.180.0200.07014.62
5.3.170.0100.06714.64
5.3.160.0030.07014.56
5.3.150.0070.05014.78
5.3.140.0070.05314.63
5.3.130.0030.05714.38
5.3.120.0070.05314.68
5.3.110.0100.05014.62
5.3.100.0100.05014.26
5.3.90.0100.05014.09
5.3.80.0000.06714.02
5.3.70.0070.06714.09
5.3.60.0070.04713.90
5.3.50.0030.07014.16
5.3.40.0100.04713.93
5.3.30.0300.04313.82
5.3.20.0100.04713.60
5.3.10.0000.05313.63
5.3.00.0100.06313.46
5.2.170.0100.04711.14
5.2.160.0100.05311.16
5.2.150.0030.04311.05
5.2.140.0130.04011.15
5.2.130.0000.05311.11
5.2.120.0130.03311.03
5.2.110.0030.05311.11
5.2.100.0070.04010.98
5.2.90.0000.05711.25
5.2.80.0030.04311.09
5.2.70.0130.03711.11
5.2.60.0070.03711.06
5.2.50.0000.04711.03
5.2.40.0170.04011.00
5.2.30.0070.03710.89
5.2.20.0100.03710.86
5.2.10.0030.04011.07
5.2.00.0000.04310.61
5.1.60.0000.03710.19
5.1.50.0030.03710.18
5.1.40.0000.04010.03
5.1.30.0000.04010.41
5.1.20.0000.05010.35
5.1.10.0070.03310.10
5.1.00.0000.04010.11
5.0.50.0000.0308.59
5.0.40.0030.0408.36
5.0.30.0030.0508.15
5.0.20.0070.0238.25
5.0.10.0000.0438.22
5.0.00.0130.0337.98
4.4.90.0000.0236.98
4.4.80.0070.0176.98
4.4.70.0000.0236.98
4.4.60.0000.0236.98
4.4.50.0000.0236.98
4.4.40.0000.0336.98
4.4.30.0070.0206.98
4.4.20.0000.0336.98
4.4.10.0030.0236.98
4.4.00.0030.0476.98
4.3.110.0030.0236.98
4.3.100.0000.0276.98
4.3.90.0030.0206.98
4.3.80.0000.0436.98
4.3.70.0030.0306.98
4.3.60.0030.0276.98
4.3.50.0000.0306.98
4.3.40.0070.0276.98
4.3.30.0000.0236.98
4.3.20.0000.0236.98
4.3.10.0030.0206.98
4.3.00.0000.0237.09

preferences:
35.24 ms | 401 KiB | 5 Q