3v4l.org

run code in 300+ PHP versions simultaneously
<?php $itemList = array( array(0), array(1), array(0,1), array(0,1,2,3,4), array(new stdClass), array(new stdClass, new stdClass), array(new stdClass, new stdClass, new stdClass) ); function doCompare($a, $b) { echo 'A: '; var_dump($a); echo 'B: '; var_dump($b); return $a === $b; }; foreach ($itemList as $item) { echo 'Comparing: '; var_dump($item); var_dump(array_udiff($item, $item, 'doCompare')); echo PHP_EOL.PHP_EOL.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)
8.3.60.0110.00718.32
8.3.50.0130.01022.86
8.3.40.0120.00418.88
8.3.30.0100.01019.09
8.3.20.0000.00920.19
8.3.10.0040.00423.45
8.3.00.0030.00619.29
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0040.01120.35
8.2.150.0080.00024.18
8.2.140.0140.00424.66
8.2.130.0070.00326.16
8.2.120.0060.00321.04
8.2.110.0040.00422.07
8.2.100.0070.00417.91
8.2.90.0030.00518.97
8.2.80.0000.00817.97
8.2.70.0040.00417.50
8.2.60.0050.00317.92
8.2.50.0000.00818.07
8.2.40.0030.00519.89
8.2.30.0000.00818.02
8.2.20.0030.00617.72
8.2.10.0050.00318.09
8.2.00.0080.00017.58
8.1.280.0120.00325.92
8.1.270.0060.00323.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00323.84
8.1.230.0040.00719.15
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0070.00317.22
8.1.190.0000.00817.00
8.1.180.0030.00518.10
8.1.170.0040.00418.59
8.1.160.0050.00221.97
8.1.150.0030.00518.82
8.1.140.0080.00017.38
8.1.130.0080.00017.89
8.1.120.0080.00017.54
8.1.110.0050.00317.39
8.1.100.0060.00317.46
8.1.90.0040.00417.52
8.1.80.0040.00717.51
8.1.70.0040.00417.34
8.1.60.0030.00617.54
8.1.50.0030.00517.50
8.1.40.0110.00017.35
8.1.30.0000.00817.66
8.1.20.0080.00017.57
8.1.10.0000.00717.57
8.1.00.0000.00717.49
8.0.300.0000.00718.77
8.0.290.0070.00016.88
8.0.280.0000.00918.46
8.0.270.0040.00417.28
8.0.260.0030.00317.23
8.0.250.0030.00316.93
8.0.240.0050.00317.06
8.0.230.0040.00417.02
8.0.220.0050.00216.87
8.0.210.0000.00716.97
8.0.200.0030.00317.10
8.0.190.0040.00417.01
8.0.180.0080.00016.83
8.0.170.0030.00616.93
8.0.160.0040.00416.88
8.0.150.0070.00016.85
8.0.140.0040.00416.83
8.0.130.0030.00313.38
8.0.120.0000.00916.96
8.0.110.0050.00316.81
8.0.100.0000.00716.85
8.0.90.0000.00716.93
8.0.80.0130.00917.01
8.0.70.0040.00416.95
8.0.60.0000.00816.87
8.0.50.0050.00316.98
8.0.30.0190.00917.11
8.0.20.0130.01017.40
8.0.10.0080.00016.92
8.0.00.0150.00616.78
7.4.330.0050.00015.00
7.4.320.0000.00616.54
7.4.300.0060.00016.63
7.4.290.0000.00816.61
7.4.280.0030.00316.51
7.4.270.0020.00516.64
7.4.260.0070.00016.41
7.4.250.0080.00016.51
7.4.240.0010.00716.50
7.4.230.0070.00016.71
7.4.220.0070.01116.55
7.4.210.0140.00316.66
7.4.200.0040.00316.33
7.4.160.0120.00616.38
7.4.150.0160.00517.40
7.4.140.0090.01117.86
7.4.130.0130.00916.46
7.4.120.0110.00916.60
7.4.110.0030.01716.46
7.4.100.0070.01316.43
7.4.90.0090.00916.41
7.4.80.0110.01419.39
7.4.70.0050.01916.50
7.4.60.0130.00716.65
7.4.50.0030.00316.52
7.4.40.0040.01616.39
7.4.30.0160.00516.49
7.4.00.0100.00814.92
7.3.330.0000.00713.31
7.3.320.0000.00513.22
7.3.310.0030.00516.44
7.3.300.0030.00316.38
7.3.290.0000.01416.41
7.3.280.0100.00816.36
7.3.270.0200.00417.40
7.3.260.0060.01316.52
7.3.250.0130.00916.45
7.3.240.0130.00716.35
7.3.230.0070.01116.39
7.3.210.0060.01316.48
7.3.200.0040.01519.39
7.3.190.0060.01616.61
7.3.180.0110.01116.44
7.3.170.0080.00816.43
7.3.160.0070.01616.24
7.3.120.0110.00714.84
7.3.110.0150.00014.96
7.3.100.0100.00315.01
7.3.90.0040.01214.64
7.3.80.0030.00914.80
7.3.70.0070.01014.98
7.3.60.0030.01014.95
7.3.50.0030.00614.90
7.3.40.0040.01115.05
7.3.30.0040.01114.61
7.3.20.0040.00816.84
7.3.10.0060.00916.59
7.3.00.0120.00316.63
7.2.330.0130.01316.71
7.2.320.0090.01316.50
7.2.310.0070.01316.79
7.2.300.0030.01616.64
7.2.290.0180.00616.88
7.2.250.0070.01314.76
7.2.240.0120.00615.05
7.2.230.0100.00614.93
7.2.220.0110.00714.91
7.2.210.0110.00414.93
7.2.200.0030.00715.02
7.2.190.0040.01414.89
7.2.180.0040.01115.32
7.2.170.0080.00415.30
7.2.60.0130.00016.89
7.2.00.0070.01119.25
7.1.330.0030.01015.75
7.1.320.0110.00015.57
7.1.310.0070.00715.76
7.1.300.0060.00915.80
7.1.290.0000.01315.88
7.1.280.0030.01315.53
7.1.270.0100.00615.67
7.1.260.0030.01015.95
7.1.200.0230.00415.84
7.1.100.0030.00918.11
7.1.70.0000.01217.21
7.1.60.0140.01019.40
7.1.50.0070.01716.77
7.1.00.0070.07322.30
7.0.200.0000.00716.43
7.0.140.0030.07722.09
7.0.60.0000.04319.96
7.0.50.0000.05017.98
7.0.40.0170.08020.11
7.0.30.0270.04020.16
7.0.20.0370.07020.06
7.0.10.0170.08020.24
7.0.00.0070.06320.22
5.6.280.0130.06720.81
5.6.210.0100.08020.54
5.6.200.0070.08318.13
5.6.190.0000.04720.47
5.6.180.0330.07320.33
5.6.170.0330.05720.51
5.6.160.0070.07020.39
5.6.150.0070.08318.22
5.6.140.0030.07718.34
5.6.130.0070.08718.15
5.6.120.0130.07021.09
5.6.110.0070.04721.14
5.6.100.0070.08720.97
5.6.90.0100.04720.99
5.6.80.0070.08020.38
5.5.350.2400.04320.45
5.5.340.0070.08017.95
5.5.330.0030.09320.38
5.5.320.0230.08320.38
5.5.310.0200.05320.38
5.5.300.0030.08017.92
5.5.290.0130.04318.07
5.5.280.0170.04720.89
5.5.270.0000.09020.77
5.5.260.0070.04020.76
5.5.250.0000.08720.69
5.5.240.0170.07320.26
5.4.450.0770.04719.63
5.4.440.0730.06719.21
5.4.430.0670.07019.31
5.4.420.0700.06719.57
5.4.410.0130.05718.73
5.4.400.0500.06718.83
5.4.390.1970.05318.80
5.4.380.0000.06018.78
5.4.370.0200.04718.80
5.4.360.0170.04318.50
5.4.350.0100.03712.02
5.4.340.0080.03612.02
5.4.320.0060.04312.50
5.4.310.0060.03812.50
5.4.300.0080.03512.50
5.4.290.0030.04012.50
5.4.280.0030.03812.40
5.4.270.0050.03712.40
5.4.260.0060.03812.39
5.4.250.0090.04012.40
5.4.240.0040.03912.40
5.4.230.0120.03212.39
5.4.220.0090.03512.39
5.4.210.0020.03912.39
5.4.200.0080.03812.39
5.4.190.0070.03512.39
5.4.180.0090.03312.39
5.4.170.0080.03512.39
5.4.160.0080.03712.39
5.4.150.0080.03412.39
5.4.140.0110.03212.07
5.4.130.0080.03512.05
5.4.120.0110.03212.02
5.4.110.0100.03312.01
5.4.100.0070.03412.01
5.4.90.0060.03712.02
5.4.80.0050.03812.01
5.4.70.0040.03612.01
5.4.60.0080.03212.01
5.4.50.0080.03412.01
5.4.40.0070.03312.00
5.4.30.0070.03412.00
5.4.20.0060.03812.00
5.4.10.0060.04112.00
5.4.00.0060.03611.48
5.3.290.0030.04212.80
5.3.280.0040.04012.71
5.3.270.0050.04012.72
5.3.260.0110.03512.72
5.3.250.0070.03612.72
5.3.240.0080.03512.72
5.3.230.0060.03812.71
5.3.220.0090.03612.68
5.3.210.0110.03512.68
5.3.200.0100.03212.68
5.3.190.0070.03612.67
5.3.180.0050.04012.67
5.3.170.0070.03712.67
5.3.160.0040.04412.67
5.3.150.0060.03812.67
5.3.140.0090.03412.66
5.3.130.0100.03612.65
5.3.120.0060.03912.66
5.3.110.0070.03712.66
5.3.100.0050.03812.12
5.3.90.0050.03712.10
5.3.80.0060.03512.09
5.3.70.0040.03812.09
5.3.60.0070.03512.07
5.3.50.0060.03612.03
5.3.40.0060.03612.02
5.3.30.0130.03511.98
5.3.20.0070.03411.77
5.3.10.0070.03311.73
5.3.00.0040.03811.72
5.2.170.0070.0319.23
5.2.160.0030.0319.23
5.2.150.0060.0309.23
5.2.140.0030.0349.22
5.2.130.0070.0279.18
5.2.120.0030.0309.18
5.2.110.0060.0279.19
5.2.100.0070.0269.19
5.2.90.0060.0279.19
5.2.80.0120.0239.18
5.2.70.0080.0269.18
5.2.60.0060.0289.14
5.2.50.0030.0319.10
5.2.40.0040.0299.08
5.2.30.0030.0319.06
5.2.20.0040.0309.05
5.2.10.0010.0318.95
5.2.00.0040.0308.82
5.1.60.0040.0248.10
5.1.50.0060.0238.10
5.1.40.0040.0258.08
5.1.30.0040.0278.43
5.1.20.0060.0258.45
5.1.10.0060.0298.17
5.1.00.0060.0248.17
5.0.50.0040.0216.65
5.0.40.0040.0206.51
5.0.30.0030.0326.33
5.0.20.0020.0216.30
5.0.10.0020.0236.27
5.0.00.0040.0306.26
4.4.90.0010.0174.78
4.4.80.0040.0134.76
4.4.70.0030.0144.75
4.4.60.0030.0154.75
4.4.50.0010.0164.77
4.4.40.0000.0284.71
4.4.30.0030.0154.76
4.4.20.0040.0144.85
4.4.10.0020.0164.85
4.4.00.0030.0244.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0010.0154.64
4.3.80.0030.0234.58
4.3.70.0030.0144.63
4.3.60.0010.0164.63
4.3.50.0050.0134.63
4.3.40.0010.0264.54
4.3.30.0010.0173.32
4.3.20.0020.0163.30
4.3.10.0020.0163.25
4.3.00.0170.0237.12

preferences:
50.39 ms | 400 KiB | 5 Q