3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(strict_types=1); $arr = []; for($i = 0; $i < 4; $i++) var_dump($arr[$i]);

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)
8.4.120.0060.00320.73
8.4.110.0080.01218.77
8.4.100.0060.00317.85
8.4.90.0120.00919.40
8.4.80.0120.00817.79
8.4.70.0140.00617.84
8.4.60.0070.00418.43
8.4.50.0070.01220.61
8.4.40.0190.00018.89
8.4.30.0100.01018.92
8.4.20.0060.00319.76
8.4.10.0040.00419.57
8.3.250.0040.00318.81
8.3.240.0120.00816.48
8.3.230.0070.00916.41
8.3.220.0120.00716.80
8.3.210.0110.00916.75
8.3.200.0060.00318.10
8.3.190.0090.00918.78
8.3.180.0100.00716.79
8.3.170.0100.00920.63
8.3.160.0110.00718.36
8.3.150.0110.00717.01
8.3.140.0120.00316.76
8.3.130.0040.00416.77
8.3.120.0040.01520.69
8.3.110.0000.00920.03
8.3.100.0060.00316.64
8.3.90.0040.00426.77
8.3.80.0200.00930.84
8.3.70.0410.00730.84
8.3.60.0390.01030.84
8.3.50.0160.00330.84
8.3.40.0210.00830.84
8.3.30.0220.00630.84
8.3.20.0270.01430.84
8.3.10.0350.00330.84
8.3.00.0340.00630.84
8.2.290.0130.00620.41
8.2.280.0050.00618.42
8.2.270.0110.00717.27
8.2.260.0080.00016.58
8.2.250.0090.00018.58
8.2.240.0070.00316.91
8.2.230.0060.00320.94
8.2.220.0100.01024.06
8.2.210.0080.00026.77
8.2.200.0410.00730.84
8.2.190.0390.00330.84
8.2.180.0460.00630.84
8.2.170.0400.00930.84
8.2.160.0310.00430.84
8.2.150.0180.00930.84
8.2.140.0230.00030.84
8.2.130.0200.00430.84
8.2.120.0190.00430.84
8.2.110.0190.00530.84
8.2.100.0200.00030.84
8.2.90.0270.01330.84
8.2.80.0270.01430.84
8.2.70.0320.01030.84
8.2.60.0360.00730.84
8.2.50.0280.01030.84
8.2.40.0280.00430.84
8.2.30.0410.00030.84
8.2.20.0250.01330.84
8.2.10.0230.01630.84
8.2.00.0210.01830.84
8.1.330.0140.00518.39
8.1.320.0120.00716.21
8.1.310.0000.00816.54
8.1.300.0120.00618.05
8.1.290.0280.01230.84
8.1.280.0360.00430.84
8.1.270.0320.00730.84
8.1.260.0320.01430.84
8.1.250.0290.01630.84
8.1.240.0190.00530.84
8.1.230.0190.00630.84
8.1.220.0330.00530.84
8.1.210.0340.00730.84
8.1.200.0360.00730.84
8.1.190.0310.00430.84
8.1.180.0300.00830.84
8.1.170.0280.00630.84
8.1.160.0240.00030.84
8.1.150.0150.00430.84
8.1.140.0350.00330.84
8.1.130.0250.01430.84
8.1.120.0360.00330.84
8.1.110.0280.00030.84
8.1.100.0170.00030.84
8.1.90.0170.00030.84
8.1.80.0170.00830.84
8.1.70.0110.00630.84
8.1.60.0190.00330.84
8.1.50.0290.01430.84
8.1.40.0250.01330.84
8.1.30.0230.00330.84
8.1.20.0130.00630.84
8.1.10.0150.00430.84
8.1.00.0190.00030.84

preferences:
48.49 ms | 403 KiB | 5 Q