3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ["1","2"]; $b = ["2",3=>[]]; $out = array_udiff($a, $b, function($c, $d) { static $i = 0; echo ++$i. @": $c != $d= ".$c != $d.PHP_EOL; return $c != $d; }); var_dump($out);

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)
8.3.60.0110.01118.68
8.3.50.0080.01422.18
8.3.40.0100.00718.66
8.3.30.0140.00318.69
8.3.20.0050.00220.20
8.3.10.0080.00020.53
8.3.00.0040.00420.71
8.2.180.0070.00718.38
8.2.170.0090.00622.96
8.2.160.0100.00320.22
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00419.48
8.2.120.0070.00026.35
8.2.110.0030.00620.39
8.2.100.0030.00718.03
8.2.90.0050.00319.13
8.2.80.0000.00817.97
8.2.70.0060.00317.50
8.2.60.0040.00417.93
8.2.50.0050.00318.09
8.2.40.0040.00420.45
8.2.30.0030.00621.29
8.2.20.0040.00417.75
8.2.10.0040.00418.15
8.2.00.0050.00218.19
8.1.280.0030.01225.92
8.1.270.0030.00624.01
8.1.260.0080.00028.09
8.1.250.0020.00528.09
8.1.240.0090.00023.81
8.1.230.0110.00019.10
8.1.220.0000.00817.76
8.1.210.0040.00418.77
8.1.200.0030.00717.47
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0030.00518.55
8.1.160.0030.00321.01
8.1.150.0080.00018.82
8.1.140.0070.00019.59
8.1.130.0050.00217.72
8.1.120.0040.00417.44
8.1.110.0000.00717.52
8.1.100.0050.00217.35
8.1.90.0040.00417.46
8.1.80.0050.00217.35
8.1.70.0000.00717.47
8.1.60.0050.00317.48
8.1.50.0040.00417.48
8.1.40.0040.00417.41
8.1.30.0040.00417.73
8.1.20.0040.00417.67
8.1.10.0000.00917.54
8.1.00.0040.00417.48
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0050.00318.42
8.0.270.0000.00717.18
8.0.260.0040.00417.25
8.0.250.0080.00016.99
8.0.240.0030.00317.06
8.0.230.0060.00316.93
8.0.220.0040.00416.92
8.0.210.0030.00516.84
8.0.200.0030.00317.02
8.0.190.0030.00517.04
8.0.180.0000.00716.95
8.0.170.0040.00416.96
8.0.160.0030.00317.03
8.0.150.0000.01016.89
8.0.140.0000.00816.74
8.0.130.0060.00013.39
8.0.120.0000.00816.95
8.0.110.0000.00817.00
8.0.100.0040.00416.83
8.0.90.0040.00416.91
8.0.80.0130.00316.95
8.0.70.0040.00416.95
8.0.60.0000.00717.02
8.0.50.0000.00716.73
8.0.30.0100.01017.11
8.0.20.0050.01517.40
8.0.10.0030.00617.02
8.0.00.0090.01216.76
7.4.330.0020.00216.74
7.4.320.0000.00716.45
7.4.300.0000.00616.45
7.4.290.0000.00716.57
7.4.280.0040.00416.54
7.4.270.0000.00716.63
7.4.260.0070.00016.49
7.4.250.0080.00016.53
7.4.240.0040.00416.63
7.4.230.0070.00016.67
7.4.220.0090.00616.54
7.4.210.0030.01216.43
7.4.200.0000.00716.41
7.4.160.0060.00916.50
7.4.150.0150.00317.40
7.4.140.0080.01117.86
7.4.130.0120.00516.63
7.4.120.0080.00916.52
7.4.110.0080.00916.54
7.4.100.0120.00616.55
7.4.90.0100.01116.70
7.4.80.0110.00819.39
7.4.70.0030.01316.54
7.4.60.0060.01016.48
7.4.50.0040.01416.63
7.4.40.0070.01016.52
7.4.30.0110.00416.57
7.4.00.0090.00714.90
7.3.330.0050.00013.36
7.3.320.0000.00513.36
7.3.310.0030.00516.32
7.3.300.0030.00316.48
7.3.290.0040.01116.46
7.3.280.0100.00816.37
7.3.270.0090.00917.40
7.3.260.0120.00616.51
7.3.250.0090.01116.54
7.3.240.0140.00516.38
7.3.230.0150.00916.54
7.3.210.0180.00316.34
7.3.200.0100.01019.39
7.3.190.0120.00416.45
7.3.180.0100.00616.65
7.3.170.0140.00716.59
7.3.160.0110.00416.45
7.3.120.0080.00914.99
7.3.110.0050.01414.86
7.3.100.0090.00714.81
7.3.90.0050.01314.89
7.3.80.0030.01014.91
7.3.70.0100.00314.83
7.3.60.0050.00514.86
7.3.50.0050.00914.86
7.3.40.0050.01214.85
7.3.30.0120.00514.84
7.3.20.0070.00616.66
7.3.10.0050.01016.53
7.3.00.0080.00616.77
7.2.330.0040.01416.72
7.2.320.0170.00016.80
7.2.310.0070.01416.78
7.2.300.0110.01116.75
7.2.290.0110.00716.52
7.2.250.0080.00714.93
7.2.240.0050.01415.19
7.2.230.0050.01015.08
7.2.220.0060.00615.24
7.2.210.0070.00515.20
7.2.200.0050.00914.95
7.2.190.0060.00615.02
7.2.180.0070.00915.08
7.2.170.0070.01015.04
7.2.80.0300.00016.18
7.2.60.0130.00916.92
7.2.00.0000.01119.56
7.1.330.0050.00916.06
7.1.320.0110.00115.89
7.1.310.0040.00915.65
7.1.300.0020.01015.81
7.1.290.0000.01315.79
7.1.280.0090.00515.68
7.1.270.0020.00915.82
7.1.260.0060.00615.96
7.1.200.0000.01515.85
7.1.100.0040.00918.13
7.1.70.0000.00817.20
7.1.60.0030.02119.19
7.1.50.0140.00716.70
7.1.00.0030.07722.43
7.0.200.0050.00516.81
7.0.60.0330.07019.91
7.0.50.0030.07717.96
7.0.40.0100.04020.30
7.0.30.0130.04320.17
7.0.20.0230.05720.23
7.0.10.0000.09720.25
7.0.00.0030.09020.20
5.6.280.0070.07020.99
5.6.210.0070.08720.52
5.6.200.0100.03718.15
5.6.190.0070.08020.41
5.6.180.0500.05720.48
5.6.170.0330.07020.55
5.6.160.0130.07020.62
5.6.150.0030.04318.29
5.6.140.0070.08318.24
5.6.130.0100.07718.32
5.6.120.0070.08321.15
5.6.110.0070.09021.02
5.6.100.0100.08320.99
5.6.90.0030.05321.00
5.6.80.0030.09020.29
5.5.350.2170.03320.45
5.5.340.0030.08317.95
5.5.330.0100.07320.47
5.5.320.0230.04020.38
5.5.310.0300.07720.26
5.5.300.0000.04018.07
5.5.290.0070.04317.95
5.5.280.0070.06720.77
5.5.270.0130.05320.76
5.5.260.0070.04020.84
5.5.250.0070.06720.68
5.5.240.0200.07020.04

preferences:
59.75 ms | 401 KiB | 5 Q