3v4l.org

run code in 300+ PHP versions simultaneously
<?php $q = [ [1, 2], [1, 2], [1, 2], [1, 3], [1, 3], [1, 4], ]; $tmp = []; $q = array_filter($q, function($val) use($q, &$tmp) { if (!in_array($val, $tmp)) { $tmp[] = $val; return true; } return false; }, ARRAY_FILTER_USE_BOTH); var_dump($q);

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)
8.5.00.0150.00720.09
8.4.150.0030.00014.05
8.4.140.0140.00917.34
8.4.130.0040.00418.00
8.4.120.0140.00623.81
8.4.110.0070.00319.10
8.4.100.0130.00917.63
8.4.90.0120.00420.61
8.4.80.0040.00520.76
8.4.70.0110.00420.77
8.4.60.0050.00420.46
8.4.50.0070.01020.65
8.4.40.0120.00317.56
8.4.30.0090.00918.75
8.4.20.0070.01317.71
8.4.10.0000.00919.67
8.3.280.0090.01118.44
8.3.270.0130.00916.84
8.3.260.0120.00916.57
8.3.250.0130.00618.70
8.3.240.0120.00716.59
8.3.230.0150.00416.69
8.3.220.0050.00418.98
8.3.210.0090.00916.70
8.3.200.0020.00716.80
8.3.190.0080.00617.13
8.3.180.0120.00718.69
8.3.170.0150.00417.48
8.3.160.0150.00316.62
8.3.150.0000.00717.29
8.3.140.0060.01216.80
8.3.130.0040.00416.79
8.3.120.0030.00620.69
8.3.110.0040.00416.38
8.3.100.0060.00316.50
8.3.90.0050.00326.77
8.3.80.0070.00316.50
8.3.70.0070.01416.63
8.3.60.0150.00018.30
8.3.50.0110.01022.05
8.3.40.0120.00618.69
8.3.30.0110.00418.61
8.3.20.0070.00020.21
8.3.10.0060.00323.48
8.3.00.0030.00619.25
8.2.290.0120.00616.89
8.2.280.0110.00820.27
8.2.270.0040.01516.66
8.2.260.0090.00917.23
8.2.250.0060.00318.27
8.2.240.0080.00018.48
8.2.230.0000.00820.94
8.2.220.0120.00324.06
8.2.210.0180.00026.77
8.2.200.0000.01018.14
8.2.190.0060.01216.63
8.2.180.0230.00025.92
8.2.170.0150.00618.99
8.2.160.0110.00420.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00722.26
8.2.120.0080.00026.16
8.2.110.0060.00322.11
8.2.100.0060.00617.68
8.2.90.0040.00419.36
8.2.80.0040.00417.97
8.2.70.0000.00817.75
8.2.60.0050.00317.91
8.2.50.0030.00518.10
8.2.40.0030.00720.61
8.2.30.0050.00219.30
8.2.20.0000.00717.68
8.2.10.0000.00818.04
8.2.00.0000.00718.00
8.1.330.0130.00716.04
8.1.320.0120.00616.03
8.1.310.0000.01816.66
8.1.300.0090.00916.16
8.1.290.0030.00630.84
8.1.280.0110.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00522.20
8.1.230.0000.01117.45
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0000.00817.25
8.1.180.0040.00418.10
8.1.170.0050.00318.64
8.1.160.0000.00722.05
8.1.150.0000.00720.52
8.1.140.0000.01019.58
8.1.130.0040.00417.59
8.1.120.0040.00417.36
8.1.110.0040.00417.48
8.1.100.0040.00417.36
8.1.90.0080.00017.48
8.1.80.0040.00417.44
8.1.70.0030.00317.48
8.1.60.0030.00617.61
8.1.50.0000.00817.41
8.1.40.0040.00417.57
8.1.30.0040.00417.70
8.1.20.0000.00717.66
8.1.10.0000.00817.54
8.1.00.0040.00417.42
8.0.300.0100.00018.77
8.0.290.0040.00416.75
8.0.280.0000.00718.45
8.0.270.0030.00517.18
8.0.260.0030.00517.18
8.0.250.0030.00316.86
8.0.240.0030.00316.89
8.0.230.0030.00516.85
8.0.220.0040.00416.89
8.0.210.0040.00416.85
8.0.200.0030.00316.89
8.0.190.0000.00916.94
8.0.180.0030.00316.88
8.0.170.0000.00816.84
8.0.160.0030.00316.89
8.0.150.0050.00216.78
8.0.140.0000.00716.80
8.0.130.0030.00313.33
8.0.120.0070.00016.91
8.0.110.0030.00516.89
8.0.100.0050.00216.91
8.0.90.0070.00016.73
8.0.80.0090.00616.78
8.0.70.0000.00716.68
8.0.60.0070.00016.68
8.0.50.0040.00416.71
8.0.30.0130.00517.12
8.0.20.0100.01217.40
8.0.10.0040.00416.98
8.0.00.0040.01816.63
7.4.330.0000.00515.12
7.4.320.0030.00316.50
7.4.300.0060.00016.51
7.4.290.0070.00016.43
7.4.280.0060.00316.51
7.4.270.0000.00716.57
7.4.260.0030.00316.47
7.4.250.0000.00716.45
7.4.240.0040.00416.63
7.4.230.0040.00416.61
7.4.220.0060.01216.69
7.4.210.0070.00716.50
7.4.200.0000.00716.44
7.4.160.0110.00516.38
7.4.150.0070.01417.40
7.4.140.0080.01117.86
7.4.130.0050.01316.64
7.4.120.0080.00916.52
7.4.110.0070.01016.57
7.4.100.0060.01116.46
7.4.90.0070.01116.54
7.4.80.0030.01319.39
7.4.70.0070.01416.67
7.4.60.0040.01216.47
7.4.50.0070.00716.57
7.4.40.0080.00816.32
7.4.30.0040.01316.41
7.4.00.0030.01314.94
7.3.330.0030.00313.15
7.3.320.0030.00313.11
7.3.310.0070.00016.29
7.3.300.0070.00016.10
7.3.290.0030.00316.26
7.3.280.0100.00916.28
7.3.270.0170.00617.40
7.3.260.0090.01216.35
7.3.250.0110.00816.37
7.3.240.0130.00616.25
7.3.230.0060.01016.39
7.3.210.0140.00716.43
7.3.200.0080.00816.34
7.3.190.0100.00716.44
7.3.180.0260.00216.59
7.3.170.0090.00916.44
7.3.160.0110.00616.36
7.3.10.0070.00416.33
7.3.00.0110.00016.36
7.2.330.0130.00316.78
7.2.320.0070.01416.51
7.2.310.0110.00616.84
7.2.300.0120.00616.34
7.2.290.0120.00416.35
7.2.130.0060.00616.82
7.2.120.0060.00616.80
7.2.110.0060.00616.80
7.2.100.0040.00816.88
7.2.90.0000.00917.04
7.2.80.0060.00316.66
7.2.70.0030.01216.84
7.2.60.0120.00416.87
7.2.50.0080.00617.05
7.2.40.0030.01216.65
7.2.30.0060.01216.89
7.2.20.0000.01116.56
7.2.10.0050.00616.79
7.2.00.0040.00918.10
7.1.250.0000.00915.83
7.1.70.0080.00316.84
7.1.60.0000.01019.38
7.1.00.0000.08022.57
7.0.200.0300.00715.04
7.0.90.0600.05319.86
7.0.80.0500.07020.00
7.0.70.0570.08719.90
7.0.60.0600.07319.97
7.0.50.0570.08720.35
7.0.40.0200.07020.04
7.0.30.0070.08720.18
7.0.20.0070.08720.14
7.0.10.0000.09320.02
7.0.00.0070.09020.14
5.6.230.0000.05020.68
5.6.220.0030.06020.63
5.6.210.0100.08320.58
5.6.200.0070.09021.02
5.6.190.0000.07321.11
5.6.180.0170.07321.14
5.6.170.0070.07321.12
5.6.160.0270.06721.11
5.6.150.0100.08021.08
5.6.140.0100.08021.11
5.6.130.0100.08021.10
5.6.120.0030.08721.05
5.6.110.0170.08021.07
5.6.100.0130.07321.02
5.6.90.0100.06720.99
5.6.80.0070.07020.47
5.6.70.0070.08320.39
5.6.60.0100.07320.45
5.6.50.0070.08020.43
5.6.40.0030.08020.53
5.6.30.0070.07720.41
5.6.20.0100.06720.29
5.6.10.0030.04720.38
5.6.00.0170.07320.28

preferences:
31.68 ms | 403 KiB | 5 Q