3v4l.org

run code in 300+ PHP versions simultaneously
<?php $date1 = new DateTime('@0'); $date2 = new DateTime('@0'); var_dump($date1 !== $date2); var_dump($date1 == $date2); var_dump($date1->format('u'), $date2->format('u'));

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)
8.3.60.0000.01418.65
8.3.50.0130.00522.09
8.3.40.0090.00920.71
8.3.30.0030.01019.21
8.3.20.0070.00020.30
8.3.10.0050.00321.77
8.3.00.0070.00717.93
8.2.180.0120.00916.50
8.2.170.0140.00322.96
8.2.160.0100.00320.39
8.2.150.0080.00024.18
8.2.140.0130.00724.66
8.2.130.0060.00326.16
8.2.120.0000.00921.14
8.2.110.0060.00320.39
8.2.100.0080.00417.91
8.2.90.0060.00319.27
8.2.80.0030.00617.97
8.2.70.0080.00017.88
8.2.60.0000.00818.16
8.2.50.0040.00418.07
8.2.40.0050.00318.34
8.2.30.0050.00318.06
8.2.20.0040.00417.92
8.2.10.0070.00018.04
8.2.00.0070.00017.94
8.1.280.0040.01125.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.97
8.1.230.0070.00719.16
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0030.00717.47
8.1.190.0040.00417.25
8.1.180.0040.00418.10
8.1.170.0000.00918.76
8.1.160.0040.00421.88
8.1.150.0060.00318.98
8.1.140.0000.00717.62
8.1.130.0030.00317.76
8.1.120.0000.00717.70
8.1.110.0050.00317.52
8.1.100.0000.00817.55
8.1.90.0000.00817.54
8.1.80.0000.00717.64
8.1.70.0030.00317.64
8.1.60.0080.00017.69
8.1.50.0050.00317.63
8.1.40.0050.00217.52
8.1.30.0040.00717.78
8.1.20.0040.00417.66
8.1.10.0000.00717.60
8.1.00.0000.00717.71
8.0.300.0050.00318.77
8.0.290.0000.00816.87
8.0.280.0000.00818.61
8.0.270.0030.00517.25
8.0.260.0060.00017.32
8.0.250.0040.00417.14
8.0.240.0070.00017.01
8.0.230.0080.00017.11
8.0.220.0060.00017.07
8.0.210.0030.00517.10
8.0.200.0070.00017.13
8.0.190.0000.00717.13
8.0.180.0000.00717.11
8.0.170.0060.00317.00
8.0.160.0040.00317.21
8.0.150.0040.00417.03
8.0.140.0080.00017.01
8.0.130.0050.00013.52
8.0.120.0040.00416.95
8.0.110.0020.00516.93
8.0.100.0020.00517.08
8.0.90.0040.00416.97
8.0.80.0070.01417.01
8.0.70.0000.00817.02
8.0.60.0000.00717.13
8.0.50.0000.00716.95
8.0.30.0140.00517.21
8.0.20.0100.01117.40
8.0.10.0000.00817.26
8.0.00.0100.00716.96
7.4.330.0000.00515.03
7.4.320.0060.00016.71
7.4.300.0000.00616.70
7.4.290.0000.00816.64
7.4.280.0070.00016.73
7.4.270.0000.00816.65
7.4.260.0000.00716.69
7.4.250.0070.00016.71
7.4.240.0030.00416.66
7.4.230.0070.00016.81
7.4.220.0120.00616.75
7.4.210.0210.00016.82
7.4.200.0000.00716.75
7.4.160.0070.01016.68
7.4.150.0120.01217.40
7.4.140.0110.01417.86
7.4.130.0140.00916.62
7.4.120.0070.01316.66
7.4.110.0140.00316.73
7.4.100.0090.01016.65
7.4.90.0070.01016.66
7.4.80.0100.01019.39
7.4.70.0110.01116.79
7.4.60.0040.01516.54
7.4.50.0000.00616.83
7.4.40.0150.00416.77
7.4.30.0030.01316.68
7.4.00.0120.00315.11
7.3.330.0000.00513.22
7.3.320.0020.00213.24
7.3.310.0050.00316.36
7.3.300.0030.00316.26
7.3.290.0170.00316.44
7.3.280.0060.01116.36
7.3.270.0140.00917.40
7.3.260.0070.01116.52
7.3.240.0090.00616.28
7.3.230.0130.00616.44
7.3.210.0070.01016.60
7.3.200.0090.00619.39
7.3.190.0150.00716.34
7.3.180.0100.00716.43
7.3.170.0080.00816.59
7.3.160.0060.00916.40
7.3.120.0060.00914.93
7.2.330.0070.01016.70
7.2.320.0160.00016.38
7.2.310.0080.00916.65
7.2.300.0040.01316.63
7.2.290.0070.01016.50
7.2.00.0080.00618.99
7.1.100.0270.01217.50
7.1.70.0070.00017.32
7.1.60.0070.00419.25
7.1.50.0150.00717.23
7.1.00.0070.07322.40
7.0.200.6630.01016.66
7.0.140.0030.07322.04
7.0.60.0130.07319.96
7.0.50.0030.08017.82
7.0.40.0130.07720.03
7.0.30.0300.04020.30
7.0.20.0300.07320.12
7.0.10.0100.05020.33
7.0.00.0070.05720.00
5.6.280.0030.07020.84
5.6.210.0070.03720.70
5.6.200.0170.06718.12
5.6.190.0100.05720.39
5.6.180.0300.05320.33
5.6.170.0300.07020.39
5.6.160.0130.08020.52
5.6.150.0170.06718.22
5.6.140.0030.04318.18
5.6.130.0030.09018.18
5.6.120.0170.07020.98
5.6.110.0100.08321.13
5.6.100.0100.05321.10
5.6.90.0070.09021.10
5.6.80.0170.07020.35
5.5.350.2800.03020.32
5.5.340.0070.05717.89
5.5.330.0130.06020.36
5.5.320.0270.07720.26
5.5.310.0300.05720.29
5.5.300.0130.07317.91
5.5.290.0000.08317.92
5.5.280.0170.07020.79
5.5.270.0030.04320.89
5.5.260.0200.08320.75
5.5.250.0100.05720.61
5.5.240.0230.06720.15
5.4.450.0800.06019.48
5.4.440.0600.05719.42
5.4.430.0600.05319.21
5.4.420.0570.05319.44
5.4.410.0630.05019.41
5.4.400.0330.07018.73
5.4.390.0400.06318.57
5.4.380.0100.07718.70
5.4.370.0130.05018.50
5.4.360.0170.04318.53
5.4.350.0220.14611.98
5.4.340.0150.05711.97
5.4.320.0090.03412.46
5.4.310.0040.03912.45
5.4.300.0080.03912.46
5.4.290.0080.03912.45
5.4.280.0080.03612.35
5.4.270.0110.03012.35
5.4.260.0070.03612.35
5.4.250.0040.04812.35
5.4.240.0070.03912.35
5.4.230.0060.03712.34
5.4.220.0060.04012.34
5.4.210.0090.03712.34
5.4.200.0080.03912.34
5.4.190.0060.03512.34
5.4.180.0050.03612.34
5.4.170.0040.04212.35
5.4.160.0050.04312.35
5.4.150.0090.03712.34
5.4.140.0060.04112.02
5.4.130.0050.03712.01
5.4.120.0040.03611.97
5.4.110.0050.03511.97
5.4.100.0060.03711.97
5.4.90.0050.04111.97
5.4.80.0070.03711.97
5.4.70.0070.03611.96
5.4.60.0080.04311.96
5.4.50.0120.03511.96
5.4.40.0090.03111.95
5.4.30.0080.03511.95
5.4.20.0090.03311.95
5.4.10.0060.03411.95
5.4.00.0020.04011.44
5.3.290.0080.04812.80
5.3.280.0070.04112.71
5.3.270.0050.03912.72
5.3.260.0060.04312.71
5.3.250.0060.04112.72
5.3.240.0050.04512.72
5.3.230.0070.04312.71
5.3.220.0100.04212.68
5.3.210.0040.04112.68
5.3.200.0100.03312.68
5.3.190.0050.03912.68
5.3.180.0060.03712.68
5.3.170.0070.03612.67
5.3.160.0080.03412.67
5.3.150.0040.03912.68
5.3.140.0090.03312.66
5.3.130.0060.03912.66
5.3.120.0070.03712.66
5.3.110.0070.03812.66
5.3.100.0070.03512.12
5.3.90.0070.03512.08
5.3.80.0050.04312.08
5.3.70.0040.04112.08
5.3.60.0040.04112.06
5.3.50.0040.03812.00
5.3.40.0070.03612.00
5.3.30.0090.03211.95
5.3.20.0070.03411.73
5.3.10.0050.04111.69
5.3.00.0080.03711.68
5.2.170.0080.0309.18
5.2.160.0080.0289.18
5.2.150.0080.0279.18
5.2.140.0020.0329.18
5.2.130.0060.0279.14
5.2.120.0050.0279.14
5.2.110.0060.0289.14
5.2.100.0060.0279.14
5.2.90.0040.0309.14
5.2.80.0060.0309.14
5.2.70.0030.0329.14
5.2.60.0050.0309.09
5.2.50.0080.0319.06
5.2.40.0060.0309.04
5.2.30.0060.0359.01
5.2.20.0040.0319.00
5.2.10.0060.0268.93
5.2.00.0040.0308.79
5.1.60.0020.0288.07
5.1.50.0090.0198.06
5.1.40.0030.0258.05
5.1.30.0040.0258.39
5.1.20.0050.0268.41
5.1.10.0030.0268.14
5.1.00.0020.0278.14
5.0.50.0040.0206.62
5.0.40.0010.0226.48
5.0.30.0020.0336.29
5.0.20.0020.0206.26
5.0.10.0050.0186.24
5.0.00.0040.0306.23
4.4.90.0030.0154.78
4.4.80.0040.0144.75
4.4.70.0040.0144.76
4.4.60.0030.0154.76
4.4.50.0020.0154.77
4.4.40.0020.0254.71
4.4.30.0040.0144.76
4.4.20.0050.0144.84
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0030.0164.67
4.3.100.0050.0124.67
4.3.90.0030.0144.63
4.3.80.0040.0234.59
4.3.70.0010.0164.63
4.3.60.0020.0154.62
4.3.50.0010.0174.63
4.3.40.0010.0254.54
4.3.30.0010.0173.28
4.3.20.0040.0143.26
4.3.10.0010.0173.22
4.3.00.0170.0177.13

preferences:
40.39 ms | 401 KiB | 5 Q