3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; $b = null; [...$a, ...$b];

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)
8.5.20.0140.00320.01
8.5.10.0100.00916.78
8.5.00.0130.00723.00
8.4.170.0110.01023.77
8.4.160.0160.00723.91
8.4.150.0200.00616.67
8.4.140.0120.01017.90
8.4.130.0150.00417.66
8.4.120.0470.00817.72
8.4.110.0410.00718.02
8.4.100.0230.00517.98
8.4.90.0500.00717.66
8.4.80.0410.00717.75
8.4.70.0430.00717.90
8.4.60.0420.00817.66
8.4.50.0420.00717.91
8.4.40.0450.00917.54
8.4.30.0280.00417.42
8.4.20.0250.00417.74
8.4.10.0450.00817.67
8.3.300.0130.01220.25
8.3.290.0100.01018.76
8.3.280.0030.00014.05
8.3.270.0100.00916.57
8.3.260.0100.00816.61
8.3.250.0390.00816.30
8.3.240.0190.00216.54
8.3.230.0160.00616.70
8.3.220.0180.00416.51
8.3.210.0170.00516.50
8.3.200.0180.00316.59
8.3.190.0270.00716.41
8.3.180.0230.00116.51
8.3.170.0190.00416.30
8.3.160.0290.00616.60
8.3.150.0280.00816.55
8.3.140.0180.00516.15
8.3.130.0230.00216.73
8.3.120.0190.00316.57
8.3.110.0180.00216.48
8.3.100.0210.00416.52
8.3.90.0290.00516.48
8.3.80.0450.00616.35
8.3.70.0380.01316.71
8.3.60.0450.00616.36
8.3.50.0440.00716.38
8.3.40.0370.00717.54
8.3.30.0290.00917.60
8.3.20.0170.00217.57
8.3.10.0130.00517.62
8.3.00.0340.00817.52
8.2.300.0100.01218.09
8.2.290.0190.00416.71
8.2.280.0140.00416.85
8.2.270.0230.00316.45
8.2.260.0170.00916.53
8.2.250.0140.00816.36
8.2.240.0270.01116.80
8.2.230.0160.00616.37
8.2.220.0150.00516.59
8.2.210.0230.00616.50
8.2.200.0140.01016.58
8.2.190.0260.00916.43
8.2.180.0230.00516.59
8.2.170.0150.00517.87
8.2.160.0200.00117.68
8.2.150.0160.00517.56
8.2.140.0340.00717.55
8.2.130.0320.00717.60
8.2.120.0290.00617.56
8.2.110.0240.00917.37
8.2.100.0160.00417.74
8.2.90.0140.00617.77
8.2.80.0140.00517.51
8.2.70.0180.00517.57
8.2.60.0140.00517.43
8.2.50.0330.00917.39
8.2.40.0330.00817.52
8.2.30.0330.00717.43
8.2.20.0300.00717.69
8.2.10.0160.00317.32
8.2.00.0160.00717.50
8.1.340.0110.00919.69
7.4.330.0350.00516.32

preferences:
32.09 ms | 403 KiB | 5 Q