3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ 2 => (object)['title' => 'Section', 'linked' => 1], 1 => (object)['title' => 'Sub-Section', 'linked' => 1], 0 => (object)['title' => 'Sub-Sub-Section', 'linked' => null] ]; var_export(array_reverse(array_reverse( $array )));

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)
8.3.70.0070.00716.58
8.3.60.0040.01116.63
8.3.50.0070.01420.09
8.3.40.0140.00020.17
8.3.30.0070.00718.71
8.3.20.0060.00324.18
8.3.10.0040.00424.66
8.3.00.0070.00026.16
8.2.190.0060.00916.58
8.2.180.0090.00625.92
8.2.170.0100.01019.09
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0070.00026.16
8.2.120.0070.00026.16
8.2.110.0080.00022.25
8.2.100.0110.00017.91
8.2.90.0040.00417.63
8.2.80.0060.00318.78
8.2.70.0050.00317.75
8.2.60.0080.00017.48
8.2.50.0030.00518.04
8.2.40.0040.00418.16
8.2.30.0080.00017.94
8.2.20.0040.00422.28
8.2.10.0040.00417.95
8.2.00.0000.00719.16
8.1.280.0130.00725.92
8.1.270.0100.00023.99
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0090.00323.75
8.1.230.0030.00720.85
8.1.220.0080.00018.56
8.1.210.0030.00518.77
8.1.200.0060.00317.35
8.1.190.0080.00016.98
8.1.180.0090.00318.10
8.1.170.0000.00917.62
8.1.160.0050.00218.75
8.1.150.0000.00718.58
8.1.140.0040.00417.43
8.1.130.0030.00520.61
8.1.120.0000.00817.30
8.1.110.0070.00017.39
8.1.100.0040.00417.34
8.1.90.0000.00917.43
8.1.80.0040.00417.34
8.1.70.0130.00517.31
8.1.60.0120.00417.45
8.1.50.0170.00417.44
8.1.40.0150.00717.43
8.1.30.0190.00017.43
8.1.20.0110.00717.54
8.1.10.0110.00817.42
8.1.00.0130.00317.30
8.0.300.0000.00718.77
8.0.290.0000.00716.63
8.0.280.0070.00018.45
8.0.270.0050.00316.70
8.0.260.0030.00318.47
8.0.250.0000.00716.93
8.0.240.0040.00716.88
8.0.230.0070.00016.96
8.0.220.0060.00316.88
8.0.210.0110.00516.82
8.0.200.0130.00216.91
8.0.190.0150.00116.92
8.0.180.0070.01016.88
8.0.170.0080.00716.89
8.0.160.0100.00516.89
8.0.150.0120.00416.75
8.0.140.0090.00716.86
8.0.130.0130.00316.82
8.0.120.0100.00516.79
8.0.110.0100.00516.88
8.0.100.0140.00216.84
8.0.90.0100.00716.73
8.0.80.0090.00616.75
8.0.70.0160.00016.70
8.0.60.0100.00616.80
8.0.50.0120.00316.82
8.0.30.0100.00316.74
8.0.20.0060.00616.95
8.0.10.0080.00616.90
7.4.330.0030.00315.55
7.4.320.0070.00016.54
7.4.300.0090.00416.45
7.4.290.0100.00216.37
7.4.280.0090.00416.50
7.4.270.0100.00316.38
7.4.260.0080.00616.52
7.4.250.0140.00416.43
7.4.240.0110.00416.46
7.4.230.0140.00516.42
7.4.220.0130.00316.46
7.4.210.0130.00416.52
7.4.200.0100.00516.42
7.4.190.0090.00716.54
7.4.180.0160.00016.50
7.4.160.0060.00916.49
7.4.150.0100.00516.38
7.4.140.0080.00616.44
7.4.130.0090.00516.27
7.4.120.0150.00016.32
7.4.110.0050.01116.26
7.4.100.0120.00316.45
7.4.90.0120.00416.33
7.4.80.0130.00316.33
7.4.70.0030.00916.30
7.4.60.0090.00416.22
7.4.50.0080.00616.25
7.4.40.0120.00316.26
7.4.30.0070.00716.24
7.4.20.0130.00116.31
7.4.10.0110.00216.37
7.4.00.0070.00516.42

preferences:
17.14 ms | 401 KiB | 5 Q