3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $data = array ( 0 => array ( 'admin_id' => '4', 'full_name' => 'Jesse Donat', 'timestamp' => 'Thu, 23 Oct 2014 03:34:40 +0000', ), 1 => array ( 'admin_id' => '4', 'full_name' => 'Jesse Donat', 'timestamp' => 'Thu, 23 Oct 2014 03:34:40 +0000', ), 2 => array ( 'bbq' => 'soda', ), ); print_r($data); $data = array_reduce($data, function ($c, $i) { if (!in_array($i, $c)) { $c[] = $i; return $c; }}, []); print_r($data);
based on T1Xvi

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).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)
7.3.0rc40.0660.00098.97
7.3.0rc30.0090.00616.61
7.3.0beta10.0070.00412.60
7.3.0alpha10.0030.00712.54
7.2.60.0170.00316.79
7.2.00.0090.00019.63
7.1.200.0070.00715.81
7.1.100.0070.00418.06
7.1.70.0000.00817.28
7.1.60.0000.02319.11
7.1.50.0030.02016.86
7.1.00.0000.07722.33
7.0.200.0000.00816.81
7.0.140.0030.07321.94
7.0.120.0000.08322.00
7.0.110.0070.06722.19
7.0.100.0070.07322.09
7.0.90.0100.07322.05
7.0.80.0100.07722.04
7.0.70.0030.08021.92
7.0.60.0070.08021.90
7.0.50.0070.04022.14
7.0.40.0070.03720.02
7.0.30.0030.06020.00
7.0.20.0030.06019.92
7.0.10.0030.05020.05
7.0.00.0030.08020.02
5.6.280.0100.06721.13
5.6.270.0100.07321.02
5.6.260.0200.06721.02
5.6.250.0030.04020.82
5.6.240.0070.08020.78
5.6.230.0000.07720.93
5.6.220.0100.05721.02
5.6.210.0100.07320.82
5.6.200.0030.06020.88
5.6.190.0100.04720.99
5.6.180.0030.05320.96
5.6.170.0030.05320.87
5.6.160.0070.06320.95
5.6.150.0030.06020.74
5.6.140.0070.08020.98
5.6.130.0000.04320.97
5.6.120.0000.09320.94
5.6.110.0030.08020.77
5.6.100.0030.04020.95
5.6.90.0000.08720.77
5.6.80.0000.09020.26
5.6.70.0030.08320.17
5.6.60.0030.04020.17
5.6.50.0070.07020.38
5.6.40.0070.03320.30
5.6.30.0030.08320.34
5.6.20.0070.05720.16
5.6.10.0030.03720.13
5.6.00.0030.05020.03
5.5.380.0030.08717.52
5.5.370.0070.07017.57
5.5.360.0070.07717.68
5.5.350.0170.07017.58
5.5.340.0030.07017.92
5.5.330.0070.05018.09
5.5.320.0070.03717.91
5.5.310.0030.04018.05
5.5.300.0100.07318.09
5.5.290.0030.07718.10
5.5.280.0130.05018.09
5.5.270.0000.04018.11
5.5.260.0100.03717.94
5.5.250.0030.07017.93
5.5.240.0030.03717.44
5.5.230.0000.07017.60
5.5.220.0070.06317.43
5.5.210.0030.07317.63
5.5.200.0030.04317.29
5.5.190.0070.04017.27
5.5.180.0030.07317.44
5.5.160.0030.03717.40
5.5.150.0100.07317.30
5.5.140.0030.04017.58
5.5.130.0070.05017.57
5.5.120.0000.04017.48
5.5.110.0030.05017.44
5.5.100.0000.04317.19
5.5.90.0030.04017.18
5.5.80.0000.07317.30
5.5.70.0030.06317.29
5.5.60.0030.04717.37
5.5.50.0000.03717.47
5.5.40.0030.05317.46
5.5.30.0030.04017.33
5.5.20.0030.06317.19
5.5.10.0030.07017.19
5.5.00.0070.03317.14
5.4.450.0070.07719.52
5.4.440.0030.06019.59
5.4.430.0070.07719.51
5.4.420.0000.07719.38
5.4.410.0100.06319.29
5.4.400.0070.06319.14
5.4.390.0070.08018.97
5.4.380.0130.06318.90
5.4.370.0030.03319.11
5.4.360.0230.02718.90
5.4.350.0130.03018.94
5.4.340.0030.04318.86
5.4.320.0070.03319.27
5.4.310.0100.05018.92
5.4.300.0100.06019.03
5.4.290.0030.04019.26
5.4.280.0030.05318.96
5.4.270.0030.05719.04
5.4.260.0000.04019.11
5.4.250.0070.03018.94
5.4.240.0070.05018.93
5.4.230.0000.04718.94
5.4.220.0000.07318.96
5.4.210.0000.04319.08
5.4.200.0130.07019.26
5.4.190.0030.05719.03
5.4.180.0170.06019.16
5.4.170.0000.07319.13
5.4.160.0130.02718.87
5.4.150.0030.06719.26
5.4.140.0030.03716.32
5.4.130.0070.03316.39
5.4.120.0030.04016.30
5.4.110.0030.07316.26
5.4.100.0100.06316.60
5.4.90.0070.06316.54
5.4.80.0030.03016.50
5.4.70.0070.02716.35
5.4.60.0030.04716.24
5.4.50.0000.03716.38
5.4.40.0000.04716.39
5.4.30.0030.04316.51
5.4.20.0000.04016.48
5.4.10.0070.07016.57
5.4.00.0000.07315.73
5.3.290.0030.03714.80
5.3.280.0130.05314.62
5.3.270.0000.04014.60
5.3.260.0070.06014.64
5.3.250.0000.04314.63
5.3.240.0000.04714.70
5.3.230.0000.03314.59
5.3.220.0000.03314.42
5.3.210.0000.03714.59
5.3.200.0000.04014.58
5.3.190.0100.06014.53
5.3.180.0000.03314.55
5.3.170.0030.03314.57
5.3.160.0000.07014.57
5.3.150.0070.03314.52
5.3.140.0070.08014.41
5.3.130.0100.07014.50
5.3.120.0070.07714.68
5.3.110.0000.04314.68
5.3.100.0000.04314.00
5.3.90.0100.03314.15
5.3.80.0070.06714.15
5.3.70.0100.05314.25
5.3.60.0030.05714.13
5.3.50.0130.03013.94
5.3.40.0070.06313.91
5.3.30.0070.07013.93
5.3.20.0000.07713.77
5.3.10.0000.07713.67
5.3.00.0070.05713.64
5.2.170.0070.03711.08
5.2.160.0000.06711.08
5.2.150.0130.02311.08
5.2.140.0030.06311.13
5.2.130.0030.05311.12
5.2.120.0130.05311.05
5.2.110.0100.03011.01
5.2.100.0070.05311.16
5.2.90.0130.05010.99
5.2.80.0070.05711.15
5.2.70.0100.03711.05
5.2.60.0030.03011.05
5.2.50.0030.02710.91
5.2.40.0030.06011.06
5.2.30.0170.03310.89
5.2.20.0100.06010.96
5.2.10.0030.06010.75
5.2.00.0030.03310.61
5.1.60.0070.04710.14
5.1.50.0000.03710.14
5.1.40.0070.05010.14
5.1.30.0000.04710.25
5.1.20.0070.05310.57
5.1.10.0030.02710.14
5.1.00.0030.05310.14
5.0.50.0030.02310.14
5.0.40.0000.02310.14
5.0.30.0000.05010.14
5.0.20.0030.03010.14
5.0.10.0070.02310.14
5.0.00.0030.05310.14
4.4.90.0030.03310.14
4.4.80.0000.02010.14
4.4.70.0070.01710.14
4.4.60.0030.02310.14
4.4.50.0030.03310.14
4.4.40.0030.02710.14
4.4.30.0000.01710.14
4.4.20.0000.02010.14
4.4.10.0030.03310.14
4.4.00.0070.03710.14
4.3.110.0030.03010.14
4.3.100.0030.02710.14
4.3.90.0070.02710.14
4.3.80.0030.05010.14
4.3.70.0000.02710.14
4.3.60.0030.02710.14
4.3.50.0030.03010.14
4.3.40.0030.03310.14
4.3.30.0030.03010.14
4.3.20.0000.03710.14
4.3.10.0000.03310.14
4.3.00.0030.01710.14