3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ ["2011-11-18 00:00:00" => 'C'], ["2011-11-18 00:00:00" => 'I'], ["2011-11-18 00:00:00" => 'S'], ], [ ["2011-11-22 00:00:00" => 'C'], ["2011-11-22 00:00:00" => 'S'] ] ]; var_export( array_reduce( $array, fn($result, $set) => $result + [key($set[0]) => count($set)], [] ) );

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)
8.4.130.0140.00618.73
8.4.120.0150.00524.43
8.4.110.0120.00818.70
8.4.100.0050.00418.64
8.4.90.0110.00920.54
8.4.80.0080.01118.48
8.4.70.0050.00318.81
8.4.60.0140.00619.04
8.4.50.0090.01118.66
8.4.40.0030.00517.60
8.4.30.0130.00320.64
8.4.20.0130.00621.06
8.4.10.0460.00617.46
8.3.260.0080.00016.61
8.3.250.0120.00819.02
8.3.240.0030.00516.98
8.3.230.0130.00816.56
8.3.220.0130.00519.00
8.3.210.0060.00216.92
8.3.200.0040.00616.77
8.3.190.0100.00817.13
8.3.180.0090.00918.95
8.3.170.0090.00917.16
8.3.160.0000.00718.41
8.3.150.0120.00617.12
8.3.140.0320.01316.88
8.3.130.0310.00916.76
8.3.120.0370.00316.73
8.3.110.0320.00316.33
8.3.100.0300.00616.35
8.3.90.0240.00516.45
8.3.80.0180.00616.74
8.3.70.0320.00016.41
8.3.60.0260.00016.57
8.3.50.0190.00616.68
8.3.40.0310.00317.29
8.3.30.0180.01817.27
8.3.20.0280.01217.38
8.3.10.0260.01117.36
8.3.00.0190.00817.29
8.2.290.0120.00920.70
8.2.280.0120.00618.37
8.2.270.0110.00716.47
8.2.260.0270.01016.66
8.2.250.0240.01016.37
8.2.240.0200.01116.79
8.2.230.0320.00016.30
8.2.220.0190.01616.66
8.2.210.0300.00616.61
8.2.200.0230.00916.13
8.2.190.0300.01016.29
8.2.180.0360.00316.71
8.2.170.0280.01417.78
8.2.160.0410.00017.83
8.2.150.0290.01217.67
8.2.140.0340.00717.55
8.2.130.0270.01017.67
8.2.120.0320.00617.87
8.2.110.0330.00717.57
8.2.100.0300.00917.78
8.2.90.0330.00717.82
8.2.80.0330.00717.45
8.2.70.0410.00017.56
8.2.60.0210.01217.50
8.2.50.0360.00317.42
8.2.40.0230.01017.70
8.2.30.0180.00417.66
8.2.20.0220.01117.64
8.2.10.0320.00617.50
8.2.00.0280.00817.39
8.1.320.0020.00516.31

preferences:
12.63 ms | 403 KiB | 5 Q