3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (class_exists('DateTime') && method_exists('DateTime', 'sub')) { $d = new DateTime('2014W02'); echo $d->sub(new DateInterval('P1W'))->format('r'), PHP_EOL; }

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)
8.3.60.0150.00318.68
8.3.50.0140.00321.14
8.3.40.0070.00718.89
8.3.30.0100.00320.18
8.3.20.0040.00420.16
8.3.10.0030.00622.10
8.3.00.0040.00422.43
8.2.180.0090.00616.50
8.2.170.0100.00322.96
8.2.160.0100.00320.23
8.2.150.0000.00824.18
8.2.140.0130.00624.66
8.2.130.0110.00326.16
8.2.120.0030.00619.66
8.2.110.0060.00322.17
8.2.100.0090.00320.89
8.2.90.0000.00819.22
8.2.80.0000.00719.23
8.2.70.0050.00317.48
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0080.00018.34
8.2.30.0060.00318.16
8.2.20.0050.00317.84
8.2.10.0000.00817.90
8.2.00.0030.00617.93
8.1.280.0070.00725.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0000.00828.09
8.1.240.0060.00323.78
8.1.230.0110.00019.01
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.01017.48
8.1.190.0030.00517.66
8.1.180.0070.00020.11
8.1.170.0080.00018.70
8.1.160.0030.00322.04
8.1.150.0040.00418.84
8.1.140.0000.00817.55
8.1.130.0000.00717.81
8.1.120.0040.00417.64
8.1.110.0090.00017.67
8.1.100.0080.00017.66
8.1.90.0060.00317.54
8.1.80.0030.00317.54
8.1.70.0030.00317.56
8.1.60.0090.00017.61
8.1.50.0030.00517.59
8.1.40.0060.00317.51
8.1.30.0050.00317.73
8.1.20.0030.00517.83
8.1.10.0000.00717.69
8.1.00.0000.00817.76
8.0.300.0000.00718.77
8.0.290.0040.00417.16
8.0.280.0000.00818.62
8.0.270.0040.00417.28
8.0.260.0070.00017.02
8.0.250.0030.00317.16
8.0.240.0070.00017.06
8.0.230.0000.00717.03
8.0.220.0030.00317.05
8.0.210.0070.00017.11
8.0.200.0060.00017.04
8.0.190.0000.00717.11
8.0.180.0000.00717.06
8.0.170.0040.00417.07
8.0.160.0000.00717.00
8.0.150.0040.00316.93
8.0.140.0000.00717.05
8.0.130.0040.00213.55
8.0.120.0000.00817.07
8.0.110.0050.00216.98
8.0.100.0040.00416.95
8.0.90.0070.00016.96
8.0.80.0090.00817.02
8.0.70.0000.00717.13
8.0.60.0070.00016.98
8.0.50.0040.00416.96
8.0.30.0110.00817.19
8.0.20.0110.00817.40
8.0.10.0000.00717.27
8.0.00.0090.00917.04
7.4.330.0020.00315.06
7.4.320.0000.00616.60
7.4.300.0030.00316.66
7.4.290.0070.00016.67
7.4.280.0070.00016.61
7.4.270.0030.00316.74
7.4.260.0070.00016.71
7.4.250.0000.00716.53
7.4.240.0060.00216.72
7.4.230.0060.00016.48
7.4.220.0090.00916.75
7.4.210.0070.00916.73
7.4.200.0070.00016.80
7.4.190.0030.00616.51
7.4.160.0030.01216.64
7.4.150.0040.01517.40
7.4.140.0120.00917.86
7.4.130.0080.01016.73
7.4.120.0110.00616.70
7.4.110.0150.00316.71
7.4.100.0150.00616.54
7.4.90.0100.00616.45
7.4.80.0190.00619.39
7.4.70.0130.01016.77
7.4.60.0090.00916.56
7.4.50.0020.00216.60
7.4.40.0070.01122.77
7.4.30.0110.00916.83
7.4.00.0040.01115.16
7.3.330.0050.00013.00
7.3.320.0060.00013.00
7.3.310.0040.00416.32
7.3.300.0070.00016.21
7.3.290.0040.01116.27
7.3.280.0090.01016.31
7.3.270.0100.00717.40
7.3.260.0170.00716.45
7.3.250.0090.01216.54
7.3.240.0070.01116.74
7.3.230.0090.00916.48
7.3.210.0080.00916.36
7.3.200.0040.01419.39
7.3.190.0160.00616.29
7.3.180.0000.01516.59
7.3.170.0120.00316.45
7.3.160.0040.01116.54
7.3.120.0000.01215.06
7.3.10.0190.00016.54
7.3.00.0000.01216.71
7.2.330.0140.01316.89
7.2.320.0090.00916.88
7.2.310.0110.00616.86
7.2.300.0120.00916.93
7.2.290.0070.01116.63
7.2.130.0080.00816.64
7.2.120.0100.00716.77
7.2.110.0110.00416.83
7.2.100.0090.00516.93
7.2.90.0090.00616.54
7.2.80.0100.00716.93
7.2.70.0150.00016.97
7.2.60.0050.00516.92
7.2.50.0030.01116.94
7.2.40.0040.00416.81
7.2.30.0060.00916.70
7.2.20.0100.00716.62
7.2.10.0060.00917.05
7.2.00.0030.00818.02
7.1.250.0070.00315.46
7.1.100.0000.01118.49
7.1.70.0000.01116.93
7.1.60.0080.01519.29
7.1.50.0030.01717.14
7.1.00.0030.05722.36
7.0.200.0570.00714.99
7.0.140.0070.07321.98
7.0.60.0130.04319.94
7.0.50.0000.09017.89
7.0.40.0130.05320.04
7.0.30.0300.06320.13
7.0.20.0330.07020.30
7.0.10.0300.07720.30
7.0.00.0070.05020.28
5.6.280.0030.07020.80
5.6.210.0070.07720.47
5.6.200.0070.04318.22
5.6.190.0070.09020.66
5.6.180.0300.07720.61
5.6.170.0270.06320.28
5.6.160.0000.06020.52
5.6.150.0030.05718.18
5.6.140.0100.03318.21
5.6.130.0070.03718.20
5.6.120.0170.06721.14
5.6.110.0000.04720.98
5.6.100.0070.08320.96
5.6.90.0130.07320.98
5.6.80.0000.06720.51
5.6.70.0200.07020.38
5.5.350.0100.07720.42
5.5.340.0170.04317.98
5.5.330.0230.07320.34
5.5.320.0230.07720.18
5.5.310.0300.04020.31
5.5.300.0000.06317.87
5.5.290.0100.08317.96
5.5.280.0070.08020.68
5.5.270.0030.08320.96
5.5.260.0070.08320.64
5.5.250.0030.08720.58
5.5.240.0070.04020.16
5.4.450.0070.08019.25
5.4.440.0800.05019.14
5.4.430.0700.05319.42
5.4.420.0200.06719.60
5.4.410.0730.06319.11
5.4.400.0570.04718.77
5.4.390.0400.06318.57
5.4.380.0170.06018.48
5.4.370.0130.05318.73
5.4.360.0130.05018.68
5.4.350.0080.04411.97
5.4.340.0080.04711.97
5.4.320.0040.04412.45
5.4.310.0040.03912.45
5.4.300.0030.03912.46
5.4.290.0060.04012.45
5.4.280.0070.03512.35
5.4.270.0070.03512.35
5.4.260.0080.03712.35
5.4.250.0070.05318.72
5.4.240.0030.05718.99
5.4.230.0030.06018.66
5.4.220.0030.06018.98
5.4.210.0070.05318.93
5.4.200.0070.05018.79
5.4.190.0070.05318.98
5.4.180.0100.04718.88
5.4.170.0100.05018.64
5.4.160.0030.05719.01
5.4.150.0000.06018.86
5.4.140.0070.04716.34
5.4.130.0100.04716.54
5.4.120.0030.05016.33
5.4.110.0070.05016.39
5.4.100.0100.04716.51
5.4.90.0100.04316.27
5.4.80.0100.04316.27
5.4.70.0130.04016.28
5.4.60.0030.05016.39
5.4.50.0000.05316.32
5.4.40.0070.05016.22
5.4.30.0030.05016.41
5.4.20.0030.05316.50
5.4.10.0070.05316.43
5.4.00.0030.07015.73
5.3.290.0090.03612.80
5.3.280.0100.07014.61
5.3.270.0000.05714.37
5.3.260.0000.06014.76
5.3.250.0030.06714.44
5.3.240.0030.05714.30
5.3.230.0100.04714.45
5.3.220.0130.04314.58
5.3.210.0030.05314.45
5.3.200.0170.04014.61
5.3.190.0130.04314.58
5.3.180.0100.04714.45
5.3.170.0030.06314.65
5.3.160.0000.05714.57
5.3.150.0100.04314.61
5.3.140.0000.05314.55
5.3.130.0000.06014.55
5.3.120.0030.05714.46
5.3.110.0070.05014.70
5.3.100.0030.05714.08
5.3.90.0070.04714.06
5.3.80.0130.04314.11
5.3.70.0030.05314.02
5.3.60.0030.05013.83
5.3.50.0130.04013.80
5.3.40.0070.05013.96
5.3.30.0070.04713.92
5.3.20.0100.04313.70
5.3.10.0130.04013.80
5.3.00.0070.05013.73
5.2.170.0070.05711.23
5.2.160.0000.04311.04
5.2.150.0070.04011.16
5.2.140.0070.04011.29
5.2.130.0030.06011.11
5.2.120.0130.04311.11
5.2.110.0100.05011.16
5.2.100.0070.03710.93
5.2.90.0130.04310.98
5.2.80.0030.04010.99
5.2.70.0100.03711.11
5.2.60.0000.04310.93
5.2.50.0100.03711.02
5.2.40.0170.02710.95
5.2.30.0030.04010.81
5.2.20.0000.04310.89
5.2.10.0070.03710.93
5.2.00.0130.03010.72
5.1.60.0070.0309.90
5.1.50.0000.03710.18
5.1.40.0030.03310.04
5.1.30.0070.03310.41
5.1.20.0070.03310.43
5.1.10.0130.02310.11
5.1.00.0100.0279.99
5.0.50.0000.0308.77
5.0.40.0130.0178.38
5.0.30.0000.0477.99
5.0.20.0000.0408.23
5.0.10.0000.0408.25
5.0.00.0070.0438.24
4.4.90.0070.0177.34
4.4.80.0070.0177.34
4.4.70.0000.0237.34
4.4.60.0030.0207.34
4.4.50.0100.0207.34
4.4.40.0000.0337.34
4.4.30.0000.0237.34
4.4.20.0030.0207.34
4.4.10.0030.0207.41
4.4.00.0030.0307.41
4.3.110.0030.0207.41
4.3.100.0000.0207.41
4.3.90.0070.0177.41
4.3.80.0070.0277.41
4.3.70.0000.0207.41
4.3.60.0030.0177.41
4.3.50.0000.0237.41
4.3.40.0000.0337.41
4.3.30.0100.0137.41
4.3.20.0000.0237.41
4.3.10.0030.0177.41
4.3.00.0100.0236.85

preferences:
43.09 ms | 400 KiB | 5 Q