3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [ 'foo', 'foo', 'bar', 'baZ', 'baz', 'fÖo' ]; $collator = new Collator('en'); $collator->setStrength(Collator::PRIMARY); $arr2 = []; foreach ($arr as $v) { foreach ($arr2 as $v2) { if ($collator->compare($v, $v2) === 0) { continue 2; } } $arr2[] = $v; } var_dump($arr2);

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)
8.3.60.0090.00618.00
8.3.50.0160.00617.66
8.3.40.0090.00919.93
8.3.30.0000.01619.79
8.3.20.0040.00423.22
8.3.10.0040.00423.03
8.3.00.0000.00820.93
8.2.180.0160.00619.91
8.2.170.0120.00622.96
8.2.160.0070.00720.10
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00020.76
8.2.120.0040.00426.35
8.2.110.0100.00021.64
8.2.100.0160.00319.22
8.2.90.0090.00020.34
8.2.80.0030.00619.54
8.2.70.0040.00919.00
8.2.60.0080.00019.43
8.2.50.0060.00319.29
8.2.40.0000.00821.73
8.2.30.0000.00822.12
8.2.20.0040.00419.52
8.2.10.0040.00419.50
8.2.00.0000.00819.58
8.1.280.0130.00525.92
8.1.270.0080.00023.22
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00425.11
8.1.230.0090.00323.30
8.1.220.0080.00019.13
8.1.210.0080.00018.77
8.1.200.0000.00918.60
8.1.190.0030.00518.73
8.1.180.0080.00018.89
8.1.170.0080.00020.01
8.1.160.0030.00620.16
8.1.150.0060.00321.74
8.1.140.0000.00821.03
8.1.130.0020.00520.03
8.1.120.0050.00218.77
8.1.110.0090.00018.66
8.1.100.0030.00618.77
8.1.90.0000.00818.77
8.1.80.0000.00818.78
8.1.70.0020.00518.80
8.1.60.0030.00518.83
8.1.50.0000.00818.70
8.1.40.0040.00418.77
8.1.30.0000.00818.94
8.1.20.0040.00419.04
8.1.10.0080.00018.84
8.1.00.0050.00318.87
8.0.300.0080.00019.23
8.0.290.0040.00418.13
8.0.280.0040.00419.58
8.0.270.0000.00718.65
8.0.260.0000.00718.20
8.0.250.0000.00718.19
8.0.240.0040.00418.11
8.0.230.0000.00718.06
8.0.220.0040.00417.99
8.0.210.0000.00818.11
8.0.200.0070.00018.16
8.0.190.0030.00718.30
8.0.180.0000.00718.17
8.0.170.0040.00418.23
8.0.160.0050.00318.27
8.0.150.0000.01018.17
8.0.140.0030.00618.20
8.0.130.0030.00513.39
8.0.120.0000.00918.26
8.0.110.0040.00418.19
8.0.100.0090.00018.27
8.0.90.0040.00418.18
8.0.80.0070.01718.22
8.0.70.0040.00418.00
8.0.60.0000.00818.33
8.0.50.0060.00318.28
8.0.30.0100.00818.38
8.0.20.0070.01218.36
8.0.10.0000.00818.18
8.0.00.0030.01418.04
7.4.330.0050.00015.55
7.4.320.0030.00317.85
7.4.300.0030.00317.73
7.4.290.0040.00417.87
7.4.280.0000.00717.84
7.4.270.0000.00817.72
7.4.260.0030.00817.65
7.4.250.0040.00417.74
7.4.240.0000.00817.87
7.4.230.0000.00817.61
7.4.220.0100.00717.68
7.4.210.0090.00917.73
7.4.200.0030.00317.79
7.4.160.0080.00817.81
7.4.150.0080.01117.79
7.4.140.0100.01117.87
7.4.130.0110.00718.00
7.4.120.0080.01117.79
7.4.110.0090.00917.71
7.4.100.0150.00317.67
7.4.90.0070.01117.86
7.4.80.0060.01319.39
7.4.70.0140.00317.67
7.4.60.0110.00717.98
7.4.50.0130.00317.87
7.4.40.0070.01018.00
7.4.30.0060.01617.75
7.4.00.0110.00716.52
7.3.330.0000.00513.09
7.3.320.0030.00313.15
7.3.310.0030.00417.72
7.3.300.0000.00717.64
7.3.290.0030.00617.61
7.3.280.0090.01017.61
7.3.270.0050.01517.95
7.3.260.0130.00817.70
7.3.250.0080.01117.75
7.3.240.0180.00317.69
7.3.230.0220.00917.80
7.3.210.0060.01317.78
7.3.200.0090.00817.75
7.3.190.0070.01117.55
7.3.180.0090.01117.80
7.3.170.0130.01017.81
7.3.160.0080.00817.68
7.3.10.0040.01117.95
7.3.00.0040.00818.15
7.2.330.0070.01118.09
7.2.320.0090.01218.11
7.2.310.0100.00617.96
7.2.300.0090.00917.93
7.2.290.0000.01917.70
7.2.130.0100.00618.12
7.2.120.0070.00418.09
7.2.110.0080.00818.34
7.2.100.0070.01018.28
7.2.90.0040.01018.14
7.2.80.0060.00818.31
7.2.70.0070.00418.02
7.2.60.0040.01018.15
7.2.50.0100.00518.30
7.2.40.0060.00418.22
7.2.30.0100.00418.34
7.2.20.0070.00718.30
7.2.10.0060.00518.04
7.2.00.0060.00719.26
7.1.250.0080.00817.13
7.1.200.0070.00216.74
7.1.100.0060.00619.58
7.1.70.0120.01216.66
7.1.60.0310.01433.19
7.1.50.0330.00732.56
7.1.40.0380.00332.54
7.1.30.0240.02032.61
7.1.20.0540.01332.67
7.1.10.0200.01015.88
7.1.00.0210.01416.16
7.0.200.0140.01116.33
7.0.190.0250.00616.38
7.0.180.0230.00315.98
7.0.170.0230.01715.71
7.0.160.0220.01915.85
7.0.150.0210.01515.75
7.0.140.0140.01215.78
7.0.130.0190.01716.28
7.0.120.0150.02216.18
7.0.110.1110.01715.87
7.0.100.0190.01615.83
7.0.90.0190.01616.14
7.0.80.0260.01015.90
7.0.70.0300.00615.95
7.0.60.0300.00815.63
7.0.50.0380.01615.89
7.0.40.0180.00716.12
7.0.30.0210.00615.81
7.0.20.0160.00916.14
7.0.10.0200.01215.92
7.0.00.0160.00916.00

preferences:
39.21 ms | 400 KiB | 5 Q