3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = new DateTime('2015-09-01'); $b = new DateTime('2015-09-20'); $fw = $a->diff($b); $bw = $b->diff($a); echo "{$fw->days}, {$fw->d}\n"; echo "{$bw->days}, {$bw->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)
8.3.60.0120.00618.40
8.3.50.0090.01121.28
8.3.40.0110.00718.77
8.3.30.0110.00418.73
8.3.20.0090.00920.13
8.3.10.0040.00423.45
8.3.00.0030.00622.39
8.2.180.0070.01116.63
8.2.170.0120.00322.96
8.2.160.0170.00020.30
8.2.150.0050.00524.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0060.00317.62
8.2.110.0030.00619.27
8.2.100.0110.00017.63
8.2.90.0050.00319.17
8.2.80.0080.00317.97
8.2.70.0060.00317.63
8.2.60.0000.00817.93
8.2.50.0040.00418.07
8.2.40.0000.00821.07
8.2.30.0040.00419.91
8.2.20.0050.00217.91
8.2.10.0000.00718.01
8.2.00.0030.00618.18
8.1.280.0070.01025.92
8.1.270.0080.00020.25
8.1.260.0090.00026.35
8.1.250.0050.00328.09
8.1.240.0030.00722.67
8.1.230.0090.00317.61
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0070.00418.68
8.1.160.0040.00423.73
8.1.150.0070.00018.95
8.1.140.0000.00817.63
8.1.130.0030.00317.76
8.1.120.0030.00517.63
8.1.110.0050.00217.47
8.1.100.0000.00717.55
8.1.90.0030.00417.59
8.1.80.0040.00417.55
8.1.70.0000.00717.60
8.1.60.0030.00517.58
8.1.50.0050.00317.58
8.1.40.0000.00817.62
8.1.30.0000.00817.57
8.1.20.0040.00417.70
8.1.10.0040.00417.64
8.1.00.0000.00817.70
8.0.300.0040.00418.77
8.0.290.0070.00016.88
8.0.280.0030.00318.51
8.0.270.0030.00317.39
8.0.260.0060.00017.24
8.0.250.0000.00817.04
8.0.240.0000.00717.04
8.0.230.0030.00317.06
8.0.220.0000.00717.08
8.0.210.0050.00217.10
8.0.200.0030.00317.04
8.0.190.0030.00617.15
8.0.180.0000.00717.12
8.0.170.0040.00417.13
8.0.160.0040.00417.18
8.0.150.0000.00817.02
8.0.140.0040.00417.03
8.0.130.0060.00313.44
8.0.120.0000.00716.93
8.0.110.0040.00417.03
8.0.100.0000.00716.99
8.0.90.0000.00717.11
8.0.80.0130.00317.09
8.0.70.0000.00717.04
8.0.60.0040.00417.15
8.0.50.0050.00216.94
8.0.30.0120.00517.19
8.0.20.0190.00417.40
8.0.10.0000.00817.05
8.0.00.0070.01116.79
7.4.330.0000.00515.15
7.4.320.0000.00616.58
7.4.300.0000.00616.57
7.4.290.0040.00416.57
7.4.280.0000.00716.66
7.4.270.0000.00716.57
7.4.260.0030.00316.66
7.4.250.0040.00416.63
7.4.240.0050.00316.60
7.4.230.0000.00716.38
7.4.220.0130.00316.46
7.4.210.0090.00616.77
7.4.200.0000.00816.66
7.4.160.0060.00916.62
7.4.150.0110.00617.40
7.4.140.0070.01617.86
7.4.130.0030.01516.65
7.4.120.0130.00816.54
7.4.110.0040.01416.73
7.4.100.0150.00616.59
7.4.90.0160.00316.52
7.4.80.0090.01219.39
7.4.70.0100.00716.73
7.4.60.0030.01316.59
7.4.50.0040.00416.52
7.4.40.0070.01416.49
7.4.30.0090.01216.56
7.4.00.0040.00715.21
7.3.330.0000.00713.18
7.3.320.0030.00313.14
7.3.310.0030.00316.07
7.3.300.0040.00416.17
7.3.290.0060.01016.33
7.3.280.0060.01216.27
7.3.270.0100.00717.40
7.3.260.0070.01016.17
7.3.250.0140.00716.44
7.3.240.0030.01316.75
7.3.230.0120.00616.73
7.3.210.0070.01016.64
7.3.200.0080.01119.39
7.3.190.0130.00316.59
7.3.180.0120.00916.45
7.3.170.0100.00616.27
7.3.160.0170.00716.59
7.2.330.0080.00916.90
7.2.320.0000.01717.01
7.2.310.0120.00616.77
7.2.300.0060.01616.88
7.2.290.0160.00717.05
7.2.00.0060.00619.77
7.1.200.0030.01016.00
7.1.100.0190.01918.14
7.1.70.0000.00717.41
7.1.60.0100.01320.03
7.1.50.0060.01616.83
7.1.00.0070.07322.45
7.0.200.0230.00415.04
7.0.60.0130.06019.95
7.0.50.0100.06317.93
7.0.40.0000.04720.30
7.0.30.0470.07020.31
7.0.20.0330.06720.33
7.0.10.0030.08720.13
7.0.00.0070.09020.18
5.6.280.0000.03321.12
5.6.210.0130.05720.52
5.6.200.0130.07318.22
5.6.190.0030.07720.57
5.6.180.0330.07020.27
5.6.170.0270.04720.54
5.6.160.0100.07320.50
5.6.150.0070.08018.12
5.6.140.0100.07718.16
5.6.130.0000.05718.14
5.6.120.0100.05320.96
5.6.110.0100.08320.89
5.6.100.0130.06720.95
5.6.90.0130.07721.13
5.6.80.0130.07020.48
5.5.350.0000.08020.36
5.5.340.0130.03718.04
5.5.330.0130.07720.29
5.5.320.0230.08020.13
5.5.310.0300.04720.50
5.5.300.0000.04717.96
5.5.290.0030.09018.00
5.5.280.0070.04720.77
5.5.270.0030.08720.79
5.5.260.0170.07020.76
5.5.250.0100.03720.70
5.5.240.0300.07320.26
5.4.450.0030.06319.27
5.4.440.0300.04019.13
5.4.430.0730.07019.49
5.4.420.0400.06319.64
5.4.410.0730.05719.34
5.4.400.0700.05019.23
5.4.390.0730.04318.82
5.4.380.0530.06719.12
5.4.370.0700.05718.81
5.4.360.0130.08019.20
5.4.350.0100.05718.82
5.4.340.0200.05719.30
5.4.320.0200.05019.11
5.4.310.0100.06019.08
5.4.300.0200.04719.30
5.4.290.0170.04719.21
5.4.280.0030.06319.25
5.4.270.0200.04718.95
5.4.260.0100.05319.30
5.4.250.0100.05719.19
5.4.240.0170.04719.09
5.4.230.0700.05019.11
5.4.220.0530.06019.24
5.4.210.0630.05319.07
5.4.200.0570.05316.55
5.4.190.0670.04719.25
5.4.180.0700.04719.09
5.4.170.0600.05719.24
5.4.160.0700.05019.03
5.4.150.0570.05718.83
5.4.140.0300.04316.49
5.4.130.0070.05716.48
5.4.120.0200.04716.30
5.4.110.0170.06016.49
5.4.100.0330.04716.28
5.4.90.0100.05316.45
5.4.80.0200.04316.39
5.4.70.0200.05016.28
5.4.60.0230.06016.36
5.4.50.0270.03016.38
5.4.40.0370.05316.41
5.4.30.0000.04016.20
5.4.20.0070.06716.04
5.4.10.0300.03016.36

preferences:
28.6 ms | 401 KiB | 5 Q