3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [ ['2011-11-18 00:00:00' => 'C'], ['2011-11-18 00:00:00' => 'I'], ['2011-11-18 00:00:00' => 'S'] ], [ ['2011-11-22 00:00:00' => 'C'], ['2011-11-22 00:00:00' => 'S'] ] ]; var_dump(count($array, COUNT_RECURSIVE));

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)
8.4.130.0110.00918.57
8.4.120.0100.00624.19
8.4.110.0070.00318.73
8.4.100.0040.00718.55
8.4.90.0100.00920.39
8.4.80.0090.01117.36
8.4.70.0060.00417.58
8.4.60.0120.00819.02
8.4.50.0110.00822.30
8.4.40.0040.01717.34
8.4.30.0140.00720.70
8.4.20.0070.01319.39
8.4.10.0030.00719.34
8.3.260.0100.00916.33
8.3.250.0120.00618.86
8.3.240.0100.00916.93
8.3.230.0100.00916.36
8.3.220.0110.00816.69
8.3.210.0070.00116.61
8.3.200.0050.00416.56
8.3.190.0030.00617.30
8.3.180.0130.00518.39
8.3.170.0120.00617.04
8.3.160.0030.01318.26
8.3.150.0040.01420.64
8.3.140.0150.00416.83
8.3.130.0080.00018.29
8.3.120.0070.00318.63
8.3.110.0110.00016.27
8.3.100.0090.00017.98
8.3.90.0080.00016.52
8.3.80.0090.00017.97
8.3.70.0090.00918.11
8.3.60.0110.00716.63
8.3.50.0000.01516.68
8.3.40.0150.00020.30
8.3.30.0110.00718.83
8.3.20.0070.01024.18
8.3.10.0040.00424.66
8.3.00.0070.00026.16
8.2.290.0030.00420.31
8.2.280.0120.00918.13
8.2.270.0080.00317.20
8.2.260.0090.00618.76
8.2.250.0060.00318.60
8.2.240.0060.00318.23
8.2.230.0080.00820.94
8.2.220.0060.00324.06
8.2.210.0040.01126.77
8.2.200.0070.00316.75
8.2.190.0070.01118.29
8.2.180.0150.00316.63
8.2.170.0150.00022.96
8.2.160.0140.00622.96
8.2.150.0070.00025.66
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00420.96
8.2.110.0060.00320.52
8.2.100.0330.00018.44
8.2.90.0350.00318.44
8.2.80.0230.00818.44
8.2.70.0260.00318.44
8.2.60.0230.00418.44
8.2.50.0190.01118.44
8.2.40.0210.00518.44
8.2.30.0190.00718.44
8.2.20.0230.00418.44
8.2.10.0250.00318.44
8.2.00.0230.00318.44
8.1.330.0130.00721.73
8.1.320.0090.01018.04
8.1.310.0080.00016.57
8.1.300.0080.00018.26
8.1.290.0060.00318.88
8.1.280.0070.00725.92
8.1.270.0100.00324.66
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0060.00321.09
8.1.230.0220.00418.44
8.1.220.0170.00918.44
8.1.210.0220.00418.44
8.1.200.0240.00318.44
8.1.190.0250.00018.44
8.1.180.0240.00618.44
8.1.170.0220.00418.44
8.1.160.0230.00418.44
8.1.150.0230.00618.44
8.1.140.0190.00918.44
8.1.130.0230.00318.44
8.1.120.0220.00418.44
8.1.110.0230.00318.44
8.1.100.0190.00718.44
8.1.90.0260.00018.44
8.1.80.0190.00718.44
8.1.70.0200.00718.44
8.1.60.0220.00418.44
8.1.50.0210.00518.44
8.1.40.0200.00718.44
8.1.30.0190.00818.44
8.1.20.0250.00518.44
8.1.10.0260.00318.44
8.1.00.0250.00418.44
8.0.300.0230.00618.44
8.0.290.0210.00618.44
8.0.280.0290.00018.44
8.0.270.0130.01318.44
8.0.260.0210.00518.44
8.0.250.0280.00018.44
8.0.240.0240.00318.44
8.0.230.0230.00318.44
8.0.220.0250.00318.44
8.0.210.0270.00018.44
8.0.200.0290.00018.44
8.0.190.0250.00418.44
8.0.180.0250.00418.44
8.0.170.0240.00218.44
8.0.160.0220.00418.44
8.0.150.0180.00718.44
8.0.140.0220.00718.44
8.0.130.0300.00018.44
8.0.120.0240.00318.44
8.0.110.0230.00318.44
8.0.100.0230.00518.44
8.0.90.0270.00018.44
8.0.80.0270.00018.44
8.0.70.0240.00318.44
8.0.60.0220.00418.44
8.0.50.0200.00818.44
8.0.30.0230.00518.44
8.0.20.0240.00418.44
8.0.10.0260.00018.44

preferences:
25.83 ms | 403 KiB | 5 Q