3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ex = [ 'goo' => [ 1, 2 ], 'asdads' => [ 3, 4 ] ]; $test = array_reduce($ex, function ($a, $b) { if (null === $a) { $a = []; } call_user_func_array('array_push', $b); return $a; }); var_dump($test);

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)
8.5.10.0140.00320.08
8.5.00.0130.00620.17
8.4.150.0020.00014.05
8.4.140.0110.01017.76
8.4.130.0130.00717.79
8.4.120.0070.00320.60
8.4.110.0120.00822.16
8.4.100.0120.00917.93
8.4.90.0060.00319.65
8.4.80.0100.01018.01
8.4.70.0080.01218.04
8.4.60.0110.01119.71
8.4.50.0060.01322.17
8.4.40.0140.00719.51
8.4.30.0100.01017.91
8.4.20.0140.00718.06
8.4.10.0030.00619.66
8.3.280.0070.00518.58
8.3.270.0100.01016.80
8.3.260.0110.00816.73
8.3.250.0100.00818.85
8.3.240.0130.00416.68
8.3.230.0110.00916.46
8.3.220.0110.00817.05
8.3.210.0100.00916.69
8.3.200.0130.00616.62
8.3.190.0110.00416.85
8.3.180.0110.00716.65
8.3.170.0030.00916.72
8.3.160.0150.00318.76
8.3.150.0090.00616.69
8.3.140.0060.00317.10
8.3.130.0080.00016.69
8.3.120.0090.00018.90
8.3.110.0030.00620.94
8.3.100.0080.00024.06
8.3.90.0120.00326.77
8.3.80.0090.00317.97
8.3.70.0130.00616.75
8.3.60.0110.01116.63
8.3.50.0100.00822.04
8.3.40.0090.00618.75
8.3.30.0070.01118.71
8.3.20.0000.00720.16
8.3.10.0080.00023.65
8.3.00.0080.00022.51
8.2.290.0140.00520.35
8.2.280.0130.00618.53
8.2.270.0110.00716.74
8.2.260.0060.00316.77
8.2.250.0150.00316.71
8.2.240.0040.00418.73
8.2.230.0060.00322.58
8.2.220.0040.00737.54
8.2.210.0090.00626.77
8.2.200.0070.00416.75
8.2.190.0110.00716.58
8.2.180.0090.00616.75
8.2.170.0150.00022.96
8.2.160.0080.00819.39
8.2.150.0050.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00422.11
8.2.120.0070.00026.35
8.2.110.0090.00022.08
8.2.100.0120.00017.84
8.2.90.0040.00419.09
8.2.80.0050.00317.97
8.2.70.0000.00817.50
8.2.60.0080.00018.04
8.2.50.0050.00318.10
8.2.40.0000.00822.00
8.2.30.0040.00419.31
8.2.20.0030.00517.65
8.2.10.0020.00518.13
8.2.00.0030.00617.69
8.1.330.0110.00816.53
8.1.320.0150.00416.03
8.1.310.0030.00716.29
8.1.300.0130.00620.10
8.1.290.0070.00430.84
8.1.280.0120.00325.92
8.1.270.0080.00024.01
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0030.00623.82
8.1.230.0060.00617.76
8.1.220.0060.00317.78
8.1.210.0040.00418.77
8.1.200.0080.00017.48
8.1.190.0030.00617.38
8.1.180.0050.00318.10
8.1.170.0000.00818.61
8.1.160.0030.00322.07
8.1.150.0000.00818.86
8.1.140.0030.00519.56
8.1.130.0080.00017.62
8.1.120.0030.00317.39
8.1.110.0040.00417.49
8.1.100.0030.00517.49
8.1.90.0040.00417.44
8.1.80.0000.00717.47
8.1.70.0080.00017.38
8.1.60.0050.00217.54
8.1.50.0050.00317.46
8.1.40.0080.00017.41
8.1.30.0030.00517.55
8.1.20.0020.00517.68
8.1.10.0000.00717.52
8.1.00.0040.00417.38
8.0.300.0040.00418.77
8.0.290.0030.00516.63
8.0.280.0030.00318.37
8.0.270.0040.00416.81
8.0.260.0000.00617.30
8.0.250.0070.00016.90
8.0.240.0000.00816.92
8.0.230.0030.00717.02
8.0.220.0040.00416.78
8.0.210.0070.00016.88
8.0.200.0040.00416.91
8.0.190.0040.00416.93
8.0.180.0030.00616.94
8.0.170.0000.00716.91
8.0.160.0000.00716.93
8.0.150.0090.00016.98
8.0.140.0000.00916.93
8.0.130.0000.00613.30
8.0.120.0030.00516.81
8.0.110.0080.00016.94
8.0.100.0040.00416.77
8.0.90.0030.00516.96
8.0.80.0090.00616.90
8.0.70.0080.00016.98
8.0.60.0050.00317.00
8.0.50.0040.00417.00
8.0.30.0100.00917.03
8.0.20.0120.00617.40
8.0.10.0040.00417.13
8.0.00.0090.00916.73
7.4.330.0000.00515.08
7.4.320.0030.00316.45
7.4.300.0000.00616.57
7.4.290.0000.00816.50
7.4.280.0060.00316.39
7.4.270.0030.00316.46
7.4.260.0030.00316.59
7.4.250.0040.00416.57
7.4.240.0000.00816.62
7.4.230.0030.00316.58
7.4.220.0150.00616.55
7.4.210.0070.00716.64
7.4.200.0030.00316.50
7.4.160.0100.00616.58
7.4.150.0140.00417.40
7.4.140.0110.00717.86
7.4.130.0080.00916.46
7.4.120.0100.00916.49
7.4.110.0040.01416.52
7.4.100.0000.01816.55
7.4.90.0150.00316.45
7.4.80.0130.00319.39
7.4.70.0070.01016.36
7.4.60.0080.01116.52
7.4.50.0120.00316.37
7.4.40.0120.00416.37
7.4.30.0070.01516.34
7.4.00.0080.00415.00
7.3.330.0060.00013.15
7.3.320.0000.00513.15
7.3.310.0030.00316.38
7.3.300.0030.00316.20
7.3.290.0090.00616.34
7.3.280.0070.00916.39
7.3.270.0060.01717.40
7.3.260.0070.01116.48
7.3.250.0120.00616.43
7.3.240.0070.01016.45
7.3.230.0070.01016.46
7.3.210.0140.00616.44
7.3.200.0080.00816.33
7.3.190.0120.00916.32
7.3.180.0150.00616.58
7.3.170.0100.00616.40
7.3.160.0070.01416.38
7.2.330.0060.01016.64
7.2.320.0090.01216.64
7.2.310.0100.01716.46
7.2.300.0090.00916.62
7.2.290.0090.00916.77
7.2.60.0030.01016.97
7.2.00.0110.01119.57
7.1.200.0040.01115.39
7.1.100.0000.01118.07
7.1.70.0000.00717.13
7.1.60.0050.00516.84
7.1.50.0100.00716.63
7.1.00.0030.07722.46
7.0.200.0030.00714.99
7.0.100.0530.05320.24
7.0.90.0330.06319.95
7.0.80.0430.07019.93
7.0.70.0370.06020.01
7.0.60.0400.05720.00
7.0.50.0230.06320.38
7.0.40.0370.05720.41
7.0.30.0300.06320.40
7.0.20.0270.07720.36
7.0.10.0400.08720.34
7.0.00.0370.05720.45
5.6.250.0130.06320.70
5.6.240.0100.06320.65
5.6.230.0000.07320.67
5.6.220.0130.05720.68
5.6.210.0070.08020.72
5.6.200.0100.06021.11
5.6.190.0170.06321.11
5.6.180.0170.07321.09
5.6.170.0070.06021.03
5.6.160.0200.05321.18
5.6.150.0070.06321.18
5.6.140.0130.05321.14
5.6.130.0130.06021.08
5.6.120.0170.05021.15
5.6.110.0000.06721.11
5.6.100.0170.05021.05
5.6.90.0170.05721.07
5.6.80.0100.05320.59
5.6.70.0070.05720.44
5.6.60.0130.05720.45
5.6.50.0170.05720.49
5.6.40.0170.05320.48
5.6.30.0030.06320.38
5.6.20.0070.06320.38
5.6.10.0100.05320.45
5.6.00.0070.05720.42

preferences:
38.16 ms | 403 KiB | 5 Q