3v4l.org

run code in 300+ PHP versions simultaneously
<?php $dateTime1 = new DateTime('@0'); $dateTime2 = new DateTime('@0'); $dateTime3 = $dateTime1; var_dump($dateTime1 !== $dateTime2); var_dump($dateTime1 === $dateTime3); $dateTime1->modify('+1 day'); var_dump($dateTime1 === $dateTime3); var_dump($dateTime1, $dateTime2, $dateTime3);

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)
8.3.60.0140.00418.18
8.3.50.0050.01122.16
8.3.40.0100.01020.73
8.3.30.0090.00618.91
8.3.20.0060.00320.24
8.3.10.0050.00521.60
8.3.00.0060.00317.80
8.2.180.0180.00416.62
8.2.170.0090.00622.96
8.2.160.0030.01020.41
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.00
8.2.110.0030.00622.33
8.2.100.0000.01219.76
8.2.90.0040.00419.30
8.2.80.0000.00917.97
8.2.70.0040.00417.75
8.2.60.0030.00517.93
8.2.50.0000.00918.07
8.2.40.0050.00318.16
8.2.30.0000.00818.34
8.2.20.0000.00717.97
8.2.10.0070.00017.99
8.2.00.0040.00417.77
8.1.280.0150.00625.92
8.1.270.0040.00424.01
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0080.00024.04
8.1.230.0000.01218.99
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0000.00818.62
8.1.160.0030.00521.96
8.1.150.0030.00618.81
8.1.140.0080.00017.63
8.1.130.0000.00717.95
8.1.120.0000.00717.66
8.1.110.0040.00417.66
8.1.100.0080.00017.64
8.1.90.0030.00317.70
8.1.80.0000.00717.61
8.1.70.0000.00717.66
8.1.60.0030.00617.66
8.1.50.0060.00317.70
8.1.40.0040.00417.66
8.1.30.0080.00017.79
8.1.20.0090.00017.67
8.1.10.0040.00417.66
8.1.00.0080.00017.66
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0030.00318.51
8.0.270.0040.00417.40
8.0.260.0060.00017.32
8.0.250.0000.00717.18
8.0.240.0040.00417.19
8.0.230.0080.00017.16
8.0.220.0040.00416.97
8.0.210.0000.00716.98
8.0.200.0000.00717.05
8.0.190.0070.00017.03
8.0.180.0070.00017.11
8.0.170.0030.00517.00
8.0.160.0040.00416.96
8.0.150.0040.00416.90
8.0.140.0070.00017.02
8.0.130.0030.00313.45
8.0.120.0030.00516.95
8.0.110.0070.00017.07
8.0.100.0000.00717.07
8.0.90.0000.00717.09
8.0.80.0100.01317.07
8.0.70.0040.00416.91
8.0.60.0040.00417.04
8.0.50.0030.00617.04
8.0.30.0070.01217.47
8.0.20.0080.01117.40
8.0.10.0040.00417.18
8.0.00.0070.01416.91
7.4.330.0020.00215.26
7.4.320.0060.00016.70
7.4.300.0030.00316.70
7.4.290.0000.00816.74
7.4.280.0000.00816.59
7.4.270.0070.00016.55
7.4.260.0060.00316.70
7.4.250.0070.00016.69
7.4.240.0000.00716.78
7.4.230.0030.00316.77
7.4.220.0120.00616.81
7.4.210.0100.01016.78
7.4.200.0000.00816.60
7.4.160.0100.00716.59
7.4.150.0060.01317.40
7.4.140.0130.00517.86
7.4.130.0100.01216.76
7.4.120.0090.00916.70
7.4.110.0060.01216.78
7.4.100.0170.00716.71
7.4.90.0070.01116.54
7.4.80.0190.00619.39
7.4.70.0030.01216.66
7.4.60.0100.00716.57
7.4.50.0000.00416.62
7.4.40.0060.00916.88
7.4.30.0110.00416.68
7.4.00.0100.00314.73
7.3.330.0050.00013.25
7.3.320.0060.00013.24
7.3.310.0040.00416.48
7.3.300.0030.00316.38
7.3.290.0070.00716.39
7.3.280.0090.00916.40
7.3.270.0090.01017.40
7.3.260.0100.01116.83
7.3.250.0070.01216.59
7.3.240.0130.00316.61
7.3.230.0090.00916.76
7.3.210.0090.00916.50
7.3.200.0030.01719.39
7.3.190.0120.00616.62
7.3.180.0100.01216.57
7.3.170.0040.01316.60
7.3.160.0130.00316.46
7.3.120.0030.01015.17
7.2.330.0110.00716.88
7.2.320.0150.00316.80
7.2.310.0130.01017.00
7.2.300.0130.00316.87
7.2.290.0090.01216.65
7.2.00.0140.00319.61
7.1.100.0000.01116.65
7.1.70.0090.00017.37
7.1.60.0000.01119.25
7.1.50.0120.00616.96
7.1.00.0000.08022.54
7.0.200.0070.00716.58
7.0.140.0130.06322.10
7.0.60.0070.08320.02
7.0.50.0070.08017.87
7.0.40.0030.05320.09
7.0.30.0200.03720.09
7.0.20.0270.07720.02
7.0.10.0070.08320.22
7.0.00.0100.08720.12
5.6.280.0100.06720.86
5.6.210.0070.07020.70
5.6.200.0100.06018.08
5.6.190.0030.08720.43
5.6.180.3400.04320.77
5.6.170.0130.04720.46
5.6.160.0070.09020.40
5.6.150.0030.09018.16
5.6.140.0130.07018.11
5.6.130.0170.06318.20
5.6.120.0030.06321.11
5.6.110.0170.04721.14
5.6.100.0100.07721.16
5.6.90.0170.07721.01
5.6.80.0030.08720.28
5.6.70.4400.04320.39
5.5.350.0030.07720.41
5.5.340.0070.04017.98
5.5.330.0030.04320.43
5.5.320.3930.04320.34
5.5.310.0200.07020.41
5.5.300.0030.05017.92
5.5.290.0170.05717.92
5.5.280.0070.08720.80
5.5.270.0070.08020.88
5.5.260.0170.06320.75
5.5.250.0070.05320.70
5.5.240.0270.06320.11
5.4.450.0530.05319.39
5.4.440.0270.03719.49
5.4.430.0230.04319.45
5.4.420.0300.04019.48
5.4.410.0200.04718.97
5.4.400.0230.03318.78
5.4.390.0400.04019.22
5.4.380.0130.05018.63
5.4.370.0100.05318.71
5.4.360.0170.06718.68
5.4.350.0170.07318.49
5.4.340.0200.04718.57
5.4.320.0030.04012.45
5.4.310.0070.04112.45
5.4.300.0070.03512.45
5.4.290.0090.05012.45
5.4.280.0050.03812.35
5.4.270.0080.04512.35
5.4.260.0070.04312.35
5.4.250.0060.04012.35
5.4.240.0040.03812.35
5.4.230.0090.03512.34
5.4.220.0090.04212.34
5.4.210.0070.03912.34
5.4.200.0040.04012.34
5.4.190.0060.03812.34
5.4.180.0090.04012.34
5.4.170.0070.04412.35
5.4.160.0060.03612.35
5.4.150.0070.04012.34
5.4.140.0050.04112.02
5.4.130.0070.04512.02
5.4.120.0060.03711.97
5.4.110.0090.04711.97
5.4.100.0060.03911.96
5.4.90.0100.03311.96
5.4.80.0040.04511.97
5.4.70.0040.03611.96
5.4.60.0070.03611.96
5.4.50.0040.03711.96
5.4.40.0030.03711.95
5.4.30.0030.03811.95
5.4.20.0080.04211.95
5.4.10.0050.04611.95
5.4.00.0030.03911.44
5.3.290.0070.03812.80
5.3.280.0050.05212.71
5.3.270.0070.05112.72
5.3.260.0080.04412.72
5.3.250.0050.04212.72
5.3.240.0070.04412.72
5.3.230.0050.04812.71
5.3.220.0080.05112.68
5.3.210.0120.05112.68
5.3.200.0120.04112.68
5.3.190.0080.04712.68
5.3.180.0040.04612.68
5.3.170.0070.04412.67
5.3.160.0080.04712.67
5.3.150.0060.03712.68
5.3.140.0050.04712.66
5.3.130.0110.03712.66
5.3.120.0020.04112.66
5.3.110.0060.03912.66
5.3.100.0110.05312.12
5.3.90.0060.03512.09
5.3.80.0070.04012.07
5.3.70.0040.03812.08
5.3.60.0040.03912.06
5.3.50.0070.05412.00
5.3.40.0040.04512.00
5.3.30.0090.03311.95
5.3.20.0100.04011.73
5.3.10.0080.03811.69
5.3.00.0020.04111.68
5.2.170.0060.0399.18
5.2.160.0090.0339.18
5.2.150.0070.0279.18
5.2.140.0060.0389.18
5.2.130.0030.0329.14
5.2.120.0080.0319.14
5.2.110.0060.0399.15
5.2.100.0040.0349.14
5.2.90.0060.0289.14
5.2.80.0030.0339.14
5.2.70.0080.0289.14
5.2.60.0090.0369.09
5.2.50.0090.0399.06
5.2.40.0080.0309.04
5.2.30.0060.0429.01
5.2.20.0060.0309.00
5.2.10.0080.0428.92
5.2.00.0060.0358.78
5.1.60.0060.0268.06
5.1.50.0050.0338.06
5.1.40.0020.0328.05
5.1.30.0050.0318.39
5.1.20.0040.0278.42
5.1.10.0050.0258.14
5.1.00.0050.0258.14
5.0.50.0050.0206.62
5.0.40.0050.0206.48
5.0.30.0040.0316.29
5.0.20.0020.0216.26
5.0.10.0060.0216.24
5.0.00.0030.0366.23
4.4.90.0030.0174.78
4.4.80.0040.0144.76
4.4.70.0020.0234.75
4.4.60.0020.0204.75
4.4.50.0030.0254.77
4.4.40.0030.0274.71
4.4.30.0050.0254.76
4.4.20.0000.0214.84
4.4.10.0050.0214.85
4.4.00.0070.0264.76
4.3.110.0020.0174.67
4.3.100.0030.0154.66
4.3.90.0020.0164.63
4.3.80.0010.0264.58
4.3.70.0030.0174.63
4.3.60.0060.0124.63
4.3.50.0030.0154.63
4.3.40.0020.0264.54
4.3.30.0010.0253.29
4.3.20.0010.0173.26
4.3.10.0020.0153.21
4.3.00.0000.01715.27

preferences:
59 ms | 401 KiB | 5 Q