3v4l.org

run code in 300+ PHP versions simultaneously
<?php enum ArrayKeys { case IncludeAll; } $array = [ 'empty' => '', 'enum' => ArrayKeys::IncludeAll, 'zero' => 0, 'one' => 1, 'null' => null, 'false' => false, 'true' => true, ]; var_export(array_keys($array, ArrayKeys::IncludeAll));

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)
8.4.120.0100.01022.06
8.4.110.0120.00818.90
8.4.100.0140.00617.61
8.4.90.0040.00617.77
8.4.80.0140.00717.77
8.4.70.0060.00219.05
8.4.60.0130.00918.95
8.4.50.0110.00922.51
8.4.40.0070.01417.54
8.4.30.0130.00622.30
8.4.20.0170.00317.69
8.4.10.0190.00021.91
8.3.250.0110.01018.95
8.3.240.0110.00816.61
8.3.230.0060.00416.64
8.3.220.0120.00619.07
8.3.210.0110.00818.65
8.3.200.0040.00516.52
8.3.190.0100.00817.08
8.3.180.0120.00618.30
8.3.170.0160.00017.25
8.3.160.0070.00318.41
8.3.150.0090.00016.85
8.3.140.0070.01020.73
8.3.130.0100.00018.55
8.3.120.0040.00418.95
8.3.110.0120.00618.32
8.3.100.0040.01118.33
8.3.50.0060.00318.55
8.2.290.0040.00420.57
8.2.280.0080.00218.30
8.2.270.0160.00317.35
8.2.260.0080.00016.91
8.2.250.0030.00516.70
8.2.240.0040.00417.27
8.2.230.0050.00318.20
8.2.220.0120.00616.77
8.2.70.0160.00479.33
8.2.60.0160.00379.33
8.2.50.0150.00479.33
8.2.40.0100.00779.33
8.2.30.0100.00779.33
8.2.20.0130.00579.33
8.2.10.0120.00679.33
8.2.00.0190.00079.33
8.1.330.0080.01018.32
8.1.320.0130.00816.13
8.1.310.0050.00316.11
8.1.300.0050.00519.77
8.1.200.0110.00879.33
8.1.190.0180.00079.33
8.1.180.0130.00679.33
8.1.170.0120.00679.33
8.1.160.0000.01679.33
8.1.150.0130.00379.33
8.1.140.0060.01179.33
8.1.130.0130.00579.33
8.1.120.0130.00379.33
8.1.110.0110.00579.33
8.1.100.0140.00279.33
8.1.90.0110.00779.33
8.1.80.0180.00679.33
8.1.70.0140.00379.33
8.1.60.0090.00979.33
8.1.50.0120.00579.33
8.1.40.0130.00479.33
8.1.30.0120.00679.33
8.1.20.0120.00779.33
8.1.10.0150.00579.33
8.1.00.0130.00479.33
8.0.290.0090.00679.33
8.0.280.0100.00579.33
8.0.270.0130.00379.33
8.0.260.0080.00879.33
8.0.250.0110.00479.33
8.0.240.0050.01179.33
8.0.230.0160.00379.33
8.0.220.0110.00579.33
8.0.210.0090.00979.33
8.0.200.0130.00379.33
8.0.190.0000.01679.33
8.0.180.0130.00379.33
8.0.170.0100.00579.33
8.0.160.0120.00379.33
8.0.150.0120.00379.33
8.0.140.0130.00379.33
8.0.130.0100.00679.33
8.0.120.0140.00279.33
8.0.110.0090.00679.33
8.0.100.0120.00379.33
8.0.90.0050.01079.33
8.0.80.0090.00679.33
8.0.70.0110.00579.33
8.0.60.0080.00879.33
8.0.50.0110.00479.33
8.0.30.0170.00079.33
8.0.20.0110.00579.33
8.0.10.0130.00379.33

preferences:
29.45 ms | 403 KiB | 5 Q