3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array1 = array( array('ITEM' => 1), array('ITEM' => 2), array('ITEM' => 3), ); $array2 = array( array('ITEM' => 2), array('ITEM' => 3), array('ITEM' => 1), array('ITEM' => 4), ); // PHP7.4+ (arrow functions) var_export( array_udiff($array2, $array1, fn($a, $b) => $a['ITEM'] <=> $b['ITEM']) ); echo "\n"; // PHP7+ (spaceship operator) var_export( array_udiff($array2, $array1, function($a, $b) { return $a['ITEM'] <=> $b['ITEM']; }) ); echo "\n"; // PHP5.3+ (anonymous functions) var_export( array_udiff($array2, $array1, function($a, $b) { return $a['ITEM'] === $b['ITEM'] ? 0 : ($a['ITEM'] > $b['ITEM'] ? 1 : -1); }) ); echo "\n"; // PHP5.0 (array_udiff added to PHP) function compareArrays($a, $b) { return $a['ITEM'] === $b['ITEM'] ? 0 : ($a['ITEM'] > $b['ITEM'] ? 1 : -1); } var_export( array_udiff($array2, $array1, 'compareArrays') );

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)
8.5.30.0050.00419.58
8.5.20.0060.00420.09
8.5.10.0140.00816.64
8.5.00.0120.00820.26
8.4.180.0130.01019.60
8.4.170.0090.01223.86
8.4.160.0130.01223.93
8.4.150.0090.00416.80
8.4.140.0130.01117.57
8.4.130.0080.01017.80
8.4.120.0110.00920.76
8.4.110.0080.01220.54
8.4.100.0120.00917.84
8.4.90.0130.00817.62
8.4.80.0050.00317.71
8.4.70.0100.00817.91
8.4.60.0080.01018.05
8.4.50.0110.00920.39
8.4.40.0070.01118.83
8.4.30.0100.00018.98
8.4.20.0100.01021.26
8.4.10.0050.00319.66
8.3.300.0150.00720.82
8.3.290.0050.00421.06
8.3.280.0130.00718.44
8.3.270.0060.01316.73
8.3.260.0100.01016.35
8.3.250.0120.00719.06
8.3.240.0110.00816.49
8.3.230.0100.01116.82
8.3.220.0120.00717.36
8.3.210.0040.00416.56
8.3.200.0130.00616.54
8.3.190.0120.00317.09
8.3.180.0110.00818.94
8.3.170.0080.00017.17
8.3.160.0080.00618.51
8.3.150.0060.01317.32
8.3.140.0180.00316.85
8.3.130.0340.00816.37
8.3.120.0320.00916.48
8.3.110.0340.00716.38
8.3.100.0420.00416.71
8.3.90.0390.00416.40
8.3.80.0340.01416.21
8.3.70.0310.01416.19
8.3.60.0310.01516.27
8.3.50.0310.01316.41
8.3.40.0260.00717.14
8.3.30.0180.01217.39
8.3.20.0370.00317.35
8.3.10.0360.00417.16
8.3.00.0210.00517.42
8.2.300.0110.00922.24
8.2.290.0130.00620.37
8.2.280.0100.01016.57
8.2.270.0100.01016.60
8.2.260.0040.01417.18
8.2.250.0340.00316.22
8.2.240.0200.01416.18
8.2.230.0260.01116.35
8.2.220.0260.01016.48
8.2.210.0250.01116.19
8.2.200.0300.00816.38
8.2.190.0280.01016.24
8.2.180.0250.01216.21
8.2.170.0400.00017.51
8.2.160.0330.00917.50
8.2.150.0450.00817.30
8.2.140.0300.00917.56
8.2.130.0160.01917.54
8.2.120.0400.00017.54
8.2.110.0400.00017.75
8.2.100.0330.00617.70
8.2.90.0260.01317.52
8.2.80.0280.01017.34
8.2.70.0290.00017.44
8.2.60.0250.00317.21
8.2.50.0240.00517.58
8.2.40.0270.00717.57
8.2.30.0270.01017.42
8.2.20.0320.00617.65
8.2.10.0240.01217.44
8.2.00.0270.00917.53
8.1.340.0110.01021.83
8.1.330.0160.00418.50
8.1.320.0140.00616.40
8.1.310.0040.01416.75
8.1.300.0270.01216.18
8.1.290.0370.00416.18
8.1.280.0340.00616.18
8.1.270.0410.00017.36
8.1.260.0290.01017.82
8.1.250.0350.00317.37
8.1.240.0280.00517.16
8.1.230.0210.00917.07
8.1.220.0210.00717.13
8.1.210.0150.00617.30
8.1.200.0120.01616.92
8.1.190.0120.00717.30
8.1.180.0100.00816.77
8.1.170.0190.00016.96
8.1.160.0150.00317.07
8.1.150.0180.00017.03
8.1.140.0110.00717.20
8.1.130.0120.00616.76
8.1.120.0060.01117.40
8.1.110.0170.00017.26
8.1.100.0100.00717.20
8.1.90.0130.00417.29
8.1.80.0170.00017.27
8.1.70.0130.01017.20
8.1.60.0150.00417.36
8.1.50.0150.00417.36
8.1.40.0160.00417.59
8.1.30.0130.00617.45
8.1.20.0130.00617.40
8.1.10.0130.00717.40
8.1.00.0140.00517.28

preferences:
60.77 ms | 1006 KiB | 5 Q