3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = null[0]; var_dump($x);

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)
8.5.10.0100.00916.76
8.5.00.0130.00819.83
8.4.150.0030.00014.05
8.4.140.0140.00717.32
8.4.130.0130.00817.86
8.4.120.0120.00721.79
8.4.110.0090.01118.74
8.4.100.0130.00817.64
8.4.90.0090.00817.65
8.4.80.0050.00417.80
8.4.70.0050.00417.95
8.4.60.0150.00618.54
8.4.50.0100.00917.74
8.4.40.0100.01017.58
8.4.30.0030.01520.46
8.4.20.0170.00319.88
8.4.10.0060.00319.56
8.3.280.0130.00618.51
8.3.270.0130.00716.58
8.3.260.0060.00316.64
8.3.250.0100.00818.76
8.3.240.0170.00216.79
8.3.230.0130.00616.59
8.3.220.0050.00318.79
8.3.210.0050.00416.68
8.3.200.0050.00416.75
8.3.190.0060.00217.26
8.3.180.0120.00816.45
8.3.170.0070.01116.36
8.3.160.0070.00720.48
8.3.150.0150.00416.90
8.3.140.0060.01216.70
8.3.130.0030.00616.80
8.3.120.0160.00320.69
8.3.110.0140.00318.38
8.3.100.0320.01837.54
8.3.90.0400.00937.54
8.3.80.0410.00737.54
8.3.70.0370.01037.54
8.3.60.0460.00437.54
8.3.50.0420.00637.54
8.3.40.0230.01837.54
8.3.30.0400.00437.54
8.3.20.0150.00637.54
8.3.10.0280.00637.54
8.3.00.0230.00937.54
8.2.290.0130.00620.16
8.2.280.0040.00518.33
8.2.270.0070.01116.46
8.2.260.0030.01516.73
8.2.250.0100.01016.63
8.2.240.0060.00317.37
8.2.230.0130.00720.94
8.2.220.0190.00837.54
8.2.210.0350.00337.54
8.2.200.0280.01437.54
8.2.190.0330.00937.54
8.2.180.0350.00637.54
8.2.170.0410.00337.54
8.2.160.0320.00637.54
8.2.150.0250.01437.54
8.2.140.0430.00037.54
8.2.130.0350.00337.54
8.2.120.0300.01037.54
8.2.110.0280.01637.54
8.2.100.0460.00037.54
8.2.90.0400.00337.54
8.2.80.0300.00737.54
8.2.70.0300.01337.54
8.2.60.0320.00637.54
8.2.50.0280.01037.54
8.2.40.0290.00637.54
8.2.30.0180.01837.54
8.2.20.0290.01137.54
8.2.10.0350.00337.54
8.2.00.0340.00637.54
8.1.330.0110.00816.42
8.1.320.0120.00716.16
8.1.310.0040.00416.12
8.1.300.0060.00316.77
8.1.290.0440.00637.54
8.1.280.0390.00337.54
8.1.270.0210.00037.54
8.1.260.0210.00337.54
8.1.250.0340.01037.54
8.1.240.0360.00637.54
8.1.230.0300.00937.54
8.1.220.0220.01437.54
8.1.210.0250.01637.54
8.1.200.0330.00637.54
8.1.190.0260.01337.54
8.1.180.0350.00437.54
8.1.170.0420.00437.54
8.1.160.0380.00737.54
8.1.150.0290.01037.54
8.1.140.0280.01237.54
8.1.130.0420.00037.54
8.1.120.0350.00837.54
8.1.110.0220.00937.54
8.1.100.0330.00037.54
8.1.90.0120.00637.54
8.1.80.0310.00937.54
8.1.70.0300.00637.54
8.1.60.0320.00937.54
8.1.50.0300.01037.54
8.1.40.0240.00337.54
8.1.30.0230.00537.54
8.1.20.0390.00337.54
8.1.10.0320.01137.54
8.1.00.0310.01237.54

preferences:
34.61 ms | 403 KiB | 5 Q