3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [ [2015 => '2015'], [2016 => '2016'], [2017 => '2017'], [2018 => '2018'], [2019 => '2019'], [2020 => '2020'], [2021 => '2021'], [2022 => '2022'], [2023 => '2023'] ]; var_export( iterator_to_array( new RecursiveIteratorIterator( new RecursiveArrayIterator($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)
8.4.120.0100.01020.84
8.4.110.0030.00718.70
8.4.100.0140.00617.64
8.4.90.0090.01120.46
8.4.80.0100.00920.49
8.4.70.0110.00918.90
8.4.60.0090.00720.31
8.4.50.0070.00818.52
8.4.40.0100.01019.43
8.4.30.0100.01318.74
8.4.20.0080.00825.84
8.4.10.0040.00423.59
8.3.250.0100.00918.69
8.3.240.0060.00316.37
8.3.230.0130.00616.29
8.3.220.0110.00718.93
8.3.210.0050.00216.50
8.3.200.0060.00316.42
8.3.190.0050.00418.93
8.3.180.0160.00518.21
8.3.170.0100.01017.00
8.3.160.0100.01018.23
8.3.150.0120.00816.78
8.3.140.0090.00017.12
8.3.130.0030.00618.41
8.3.120.0060.00320.79
8.3.110.0130.00320.94
8.3.100.0060.01216.47
8.3.90.0090.00626.77
8.3.80.0040.00417.97
8.3.70.0040.01118.30
8.3.60.0090.00618.28
8.3.50.0060.01116.34
8.3.40.0030.01020.33
8.3.30.0170.00018.64
8.3.20.0030.00524.18
8.3.10.0060.00924.66
8.3.00.0080.00026.16
8.2.290.0100.00817.19
8.2.280.0090.01020.05
8.2.270.0130.00617.16
8.2.260.0000.00816.71
8.2.250.0060.00916.74
8.2.240.0070.00718.86
8.2.230.0080.00322.58
8.2.220.0100.01024.06
8.2.210.0070.00726.77
8.2.200.0030.00618.41
8.2.190.0120.00316.63
8.2.180.0140.00716.63
8.2.170.0190.00318.91
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00419.36
8.2.110.0030.00620.94
8.2.100.0110.00017.59
8.2.90.0030.00617.91
8.2.80.0050.00317.38
8.2.70.0110.00017.38
8.2.60.0060.00317.90
8.2.50.0050.00318.07
8.2.40.0040.00419.95
8.2.30.0030.00618.03
8.2.20.0070.00019.17
8.2.10.0030.01017.48
8.2.00.0040.01317.64
8.1.330.0090.00715.93
8.1.320.0120.00620.18
8.1.310.0100.00718.50
8.1.300.0100.00618.53
8.1.290.0050.00530.84
8.1.280.0110.01125.92
8.1.270.0070.00024.66
8.1.260.0070.00026.35
8.1.250.0060.00328.09
8.1.240.0000.01022.38
8.1.230.0080.00420.99
8.1.220.0060.00317.74
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0040.00417.23
8.1.180.0060.00618.10
8.1.170.0050.00318.87
8.1.160.0070.00018.81
8.1.150.0000.00718.48
8.1.140.0150.00317.32
8.1.130.0060.01217.28
8.1.120.0170.00017.35
8.1.110.0110.00517.40
8.1.100.0140.00317.48
8.1.90.0100.00717.43
8.1.80.0130.00317.44
8.1.70.0110.00717.41
8.1.60.0080.00717.44
8.1.50.0090.00917.43
8.1.40.0100.00517.59
8.1.30.0080.00717.58
8.1.20.0050.00717.47
8.1.10.0090.00517.45
8.1.00.0110.00417.50
8.0.300.0040.00420.09
8.0.290.0050.00316.63
8.0.280.0030.00318.25
8.0.270.0150.00016.80
8.0.260.0040.01216.63
8.0.250.0150.00216.76
8.0.240.0160.00016.82
8.0.230.0150.00316.79
8.0.220.0100.00516.72
8.0.210.0150.00016.75
8.0.200.0070.00716.78
8.0.190.0150.00016.80
8.0.180.0110.00416.74
8.0.170.0080.00816.75
8.0.160.0150.00016.66
8.0.150.0140.00016.59
8.0.140.0070.00716.64
8.0.130.0120.00316.76
8.0.120.0140.00016.73
8.0.110.0050.01016.73
8.0.100.0000.01416.70
8.0.90.0000.01516.59
8.0.80.0080.00816.70
8.0.70.0070.00716.64
8.0.60.0120.00216.71
8.0.50.0110.00416.79
8.0.30.0120.00416.79
8.0.20.0050.01116.77
8.0.10.0150.00416.86

preferences:
27.41 ms | 403 KiB | 5 Q