3v4l.org

run code in 300+ PHP versions simultaneously
<?php $items = array(new \stdClass(), new \stdClass()); $copy = array(); foreach ($items as $item) { $copy[] = $item; } $udiff = array_udiff($items, $copy, function ($a, $b) { var_dump($a, $b, $a === $b); return $a === $b; }); var_dump($udiff, $items, $copy);

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)
8.3.60.0120.00916.63
8.3.50.0110.00522.87
8.3.40.0040.01119.01
8.3.30.0150.00319.01
8.3.20.0050.00320.16
8.3.10.0030.00623.48
8.3.00.0030.00517.63
8.2.180.0130.00317.13
8.2.170.0160.00622.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0040.00420.90
8.2.110.0030.00621.96
8.2.100.0040.00717.84
8.2.90.0000.00819.20
8.2.80.0080.00017.97
8.2.70.0080.00017.47
8.2.60.0000.00817.92
8.2.50.0000.00818.07
8.2.40.0080.00019.97
8.2.30.0080.00018.13
8.2.20.0000.00817.75
8.2.10.0050.00318.02
8.2.00.0040.00417.66
8.1.280.0060.01325.92
8.1.270.0080.00023.71
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00323.82
8.1.230.0040.00819.08
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0030.00517.25
8.1.180.0000.00818.10
8.1.170.0080.00318.50
8.1.160.0000.00722.03
8.1.150.0040.00418.88
8.1.140.0040.00417.46
8.1.130.0030.00317.89
8.1.120.0040.00417.49
8.1.110.0080.00017.50
8.1.100.0040.00417.48
8.1.90.0040.00417.43
8.1.80.0000.00717.48
8.1.70.0000.00717.43
8.1.60.0090.00017.57
8.1.50.0040.00417.42
8.1.40.0040.00417.52
8.1.30.0000.00817.64
8.1.20.0060.00317.71
8.1.10.0030.00517.51
8.1.00.0050.00217.56
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0050.00318.37
8.0.270.0030.00317.23
8.0.260.0040.00417.26
8.0.250.0000.00717.04
8.0.240.0030.00617.04
8.0.230.0030.00316.95
8.0.220.0040.00416.94
8.0.210.0000.00716.98
8.0.200.0000.00616.99
8.0.190.0060.00316.98
8.0.180.0000.00816.85
8.0.170.0050.00316.89
8.0.160.0040.00416.84
8.0.150.0040.00416.97
8.0.140.0040.00416.81
8.0.130.0000.00613.40
8.0.120.0030.00516.96
8.0.110.0000.00717.03
8.0.100.0070.00016.99
8.0.90.0030.00516.77
8.0.80.0090.01317.00
8.0.70.0000.00816.91
8.0.60.0040.00417.01
8.0.50.0040.00416.99
8.0.30.0140.01017.15
8.0.20.0100.02417.40
8.0.10.0000.00717.07
8.0.00.0030.01316.77
7.4.330.0050.00015.03
7.4.320.0000.00716.41
7.4.300.0060.00016.53
7.4.290.0000.00716.50
7.4.280.0040.00416.51
7.4.270.0030.00316.50
7.4.260.0030.00316.62
7.4.250.0070.00016.57
7.4.240.0040.00416.57
7.4.230.0070.00016.59
7.4.220.0000.01716.65
7.4.210.0030.01016.72
7.4.200.0040.00416.63
7.4.160.0040.01216.66
7.4.150.0130.00617.40
7.4.140.0140.00617.86
7.4.130.0110.00916.54
7.4.120.0100.00816.54
7.4.110.0030.02016.54
7.4.100.0130.00616.61
7.4.90.0050.01416.61
7.4.80.0130.00619.39
7.4.70.0130.01016.57
7.4.60.0070.01416.49
7.4.50.0020.00216.35
7.4.40.0000.01616.46
7.4.30.0100.01016.65
7.4.00.0060.01215.09
7.3.330.0000.00613.24
7.3.320.0000.00513.10
7.3.310.0060.00316.38
7.3.300.0030.00316.42
7.3.290.0030.01216.35
7.3.280.0070.01016.38
7.3.270.0100.01017.40
7.3.260.0090.00916.68
7.3.250.0140.00316.42
7.3.240.0120.01216.32
7.3.230.0080.00816.39
7.3.210.0090.00916.31
7.3.200.0070.01119.39
7.3.190.0060.01216.36
7.3.180.0120.00316.18
7.3.170.0030.01316.55
7.3.160.0040.01216.39
7.3.120.0080.00814.87
7.3.110.0040.00714.91
7.3.100.0050.01014.80
7.3.90.0040.00914.76
7.3.80.0060.00914.83
7.3.70.0040.01214.74
7.3.60.0050.00514.83
7.3.50.0070.00614.82
7.3.40.0070.00914.68
7.3.30.0060.00514.92
7.3.20.0060.00716.36
7.3.10.0030.01116.58
7.3.00.0020.01216.52
7.2.330.0100.00716.72
7.2.320.0180.00016.52
7.2.310.0090.01416.60
7.2.300.0130.00316.66
7.2.290.0100.01016.63
7.2.250.0040.01414.66
7.2.240.0070.01015.09
7.2.230.0110.00414.98
7.2.220.0070.00815.18
7.2.210.0060.00814.84
7.2.200.0010.01215.08
7.2.190.0020.01314.93
7.2.180.0080.00614.82
7.2.170.0060.01015.03
7.2.160.0070.00414.99
7.2.150.0030.01216.95
7.2.140.0050.01117.04
7.2.130.0070.00516.85
7.2.120.0010.01517.04
7.2.110.0050.00516.73
7.2.100.0040.01116.94
7.2.90.0090.00716.87
7.2.80.0030.01116.89
7.2.70.0050.00816.89
7.2.60.0070.00716.79
7.2.50.0030.01216.99
7.2.40.0060.00716.84
7.2.30.0040.01117.00
7.2.20.0050.01116.99
7.2.10.0060.00816.87
7.2.00.0040.00917.63
7.1.330.0070.00515.89
7.1.320.0050.00815.94
7.1.310.0040.00815.86
7.1.300.0090.00515.50
7.1.290.0030.01115.68
7.1.280.0080.00515.81
7.1.270.0060.00615.72
7.1.260.0080.00515.77
7.1.250.0050.00715.84
7.1.200.0130.01015.70
7.1.100.0080.00617.96
7.1.70.0000.00717.11
7.1.60.0170.00719.40
7.1.50.0070.01816.70
7.1.00.0070.07322.57
7.0.200.0170.01015.06
7.0.140.0030.07322.09
7.0.60.0100.08319.93
7.0.50.0100.06717.89
7.0.40.0100.08320.09
7.0.30.0270.05320.07
7.0.20.0300.04020.32
7.0.10.0000.04720.11
7.0.00.0130.07720.23
5.6.280.0100.06721.03
5.6.210.0000.04320.75
5.6.200.0070.04718.18
5.6.190.0000.09020.59
5.6.180.0270.06720.57
5.6.170.0270.06320.47
5.6.160.0070.04020.48
5.6.150.0070.08318.21
5.6.140.0000.04018.24
5.6.130.0130.06718.22
5.6.120.0100.07721.04
5.6.110.0100.06320.89
5.6.100.0070.06721.11
5.6.90.0130.07021.02
5.6.80.0170.06020.40
5.5.350.0000.03320.52
5.5.340.0100.07717.96
5.5.330.0100.08320.23
5.5.320.0070.07020.37
5.5.310.0330.06020.51
5.5.300.0070.07718.06
5.5.290.0100.07717.92
5.5.280.0070.03720.85
5.5.270.0000.09320.88
5.5.260.0070.08320.73
5.5.250.0130.05720.55
5.5.240.0230.07320.27
5.4.450.0330.04319.46
5.4.440.0500.05019.32
5.4.430.0300.04019.63
5.4.420.0630.03319.38
5.4.410.0730.03019.50
5.4.400.0470.05019.07
5.4.390.1100.03318.86
5.4.380.0900.06318.47
5.4.370.0200.05318.76
5.4.360.0170.05318.75
5.4.350.0130.06018.67
5.4.340.0170.05018.73
5.4.320.0060.03712.50
5.4.310.0090.04612.50
5.4.300.0100.03312.50
5.4.290.0060.03812.50
5.4.280.0040.03712.39
5.4.270.0060.03712.39
5.4.260.0060.03912.40
5.4.250.0070.03712.40
5.4.240.0040.03812.39
5.4.230.0070.04512.38
5.4.220.0060.04012.38
5.4.210.0080.03312.39
5.4.200.0030.04012.38
5.4.190.0050.03712.38
5.4.180.0120.04812.38
5.4.170.0050.04912.39
5.4.160.0050.03512.39
5.4.150.0050.03612.39
5.4.140.0050.03812.07
5.4.130.0040.04312.06
5.4.120.0120.03112.01
5.4.110.0050.03612.01
5.4.100.0040.03612.01
5.4.90.0060.04212.02
5.4.80.0030.04012.01
5.4.70.0060.03412.01
5.4.60.0070.04112.01
5.4.50.0070.03912.01
5.4.40.0080.03411.99
5.4.30.0040.03811.99
5.4.20.0080.03512.00
5.4.10.0070.03612.00
5.4.00.0080.03611.48
5.3.290.0130.03212.80
5.3.280.0090.03512.70
5.3.270.0060.04012.72
5.3.260.0090.03612.72
5.3.250.0070.03512.72
5.3.240.0040.03912.72
5.3.230.0070.03612.70
5.3.220.0050.04212.68
5.3.210.0060.04012.68
5.3.200.0060.03612.68
5.3.190.0040.04212.68
5.3.180.0090.03312.67
5.3.170.0060.03912.66
5.3.160.0080.03512.68
5.3.150.0080.03512.67
5.3.140.0030.03912.66
5.3.130.0050.04012.65
5.3.120.0070.03712.66
5.3.110.0050.04512.66
5.3.100.0060.03712.12
5.3.90.0040.03812.11
5.3.80.0060.04212.10
5.3.70.0100.03112.11
5.3.60.0100.04012.08
5.3.50.0050.03612.03
5.3.40.0060.03712.03
5.3.30.0070.03611.99
5.3.20.0040.03711.77
5.3.10.0100.04611.73
5.3.00.0070.03711.73
5.2.170.0070.0419.18
5.2.160.0040.0309.18
5.2.150.0030.0329.19
5.2.140.0090.0279.18
5.2.130.0050.0289.14
5.2.120.0040.0299.14
5.2.110.0030.0329.15
5.2.100.0070.0269.14
5.2.90.0030.0339.15
5.2.80.0030.0359.14
5.2.70.0080.0339.14
5.2.60.0040.0359.10
5.2.50.0060.0389.06
5.2.40.0090.0339.04
5.2.30.0070.0329.02
5.2.20.0050.0299.00
5.2.10.0070.0278.93
5.2.00.0050.0368.78
5.1.60.0050.0238.07
5.1.50.0070.0238.07
5.1.40.0040.0248.05
5.1.30.0050.0268.39
5.1.20.0060.0338.42
5.1.10.0070.0338.14
5.1.00.0040.0268.14
5.0.50.0030.0216.63
5.0.40.0030.0206.48
5.0.30.0060.0286.29
5.0.20.0050.0186.27
5.0.10.0030.0206.25
5.0.00.0010.0356.23
4.4.90.0050.0144.78
4.4.80.0030.0154.76
4.4.70.0040.0154.75
4.4.60.0020.0164.76
4.4.50.0020.0154.77
4.4.40.0030.0244.71
4.4.30.0070.0124.76
4.4.20.0020.0174.84
4.4.10.0010.0184.85
4.4.00.0020.0264.76
4.3.110.0020.0214.67
4.3.100.0040.0144.66
4.3.90.0020.0154.63
4.3.80.0010.0264.59
4.3.70.0040.0134.63
4.3.60.0010.0164.63
4.3.50.0060.0134.63
4.3.40.0040.0224.54
4.3.30.0010.0163.29
4.3.20.0000.0193.26
4.3.10.0020.0153.22
4.3.00.0130.01713.43

preferences:
39.27 ms | 401 KiB | 5 Q