3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 999; echo dechex($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)
8.4.120.0050.00524.21
8.4.110.0080.01222.38
8.4.100.0090.01118.86
8.4.90.0130.00618.64
8.4.80.0110.00620.29
8.4.70.0030.00517.89
8.4.60.0110.00518.75
8.4.50.0130.00720.48
8.4.40.0180.00320.39
8.4.30.0060.01220.32
8.4.20.0100.00319.51
8.4.10.0000.00821.96
8.3.250.0150.00418.85
8.3.240.0120.00716.83
8.3.230.0120.00716.73
8.3.220.0060.00119.04
8.3.210.0130.00716.54
8.3.200.0050.00416.66
8.3.190.0110.00717.22
8.3.180.0090.00716.83
8.3.170.0110.00418.66
8.3.160.0060.01017.27
8.3.150.0090.00917.09
8.3.140.0040.01117.27
8.3.130.0040.00418.46
8.3.120.0060.00319.05
8.3.110.0100.01020.94
8.3.100.0080.00324.06
8.3.90.0170.00318.34
8.3.80.0040.00718.18
8.3.70.0110.00418.05
8.3.60.0100.01018.43
8.3.50.0040.01116.35
8.3.40.0070.01420.29
8.3.30.0070.00718.59
8.3.20.0040.00424.18
8.3.10.0050.00324.66
8.3.00.0080.00026.16
8.2.290.0100.00820.54
8.2.280.0110.00718.43
8.2.270.0110.00717.25
8.2.260.0120.00416.34
8.2.250.0030.00619.03
8.2.240.0040.00418.86
8.2.230.0040.00422.58
8.2.220.0050.00537.54
8.2.210.0070.00726.77
8.2.200.0090.00016.63
8.2.190.0070.00716.58
8.2.180.0140.00716.50
8.2.170.0120.00322.96
8.2.160.0070.01422.96
8.2.150.0050.00225.66
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0030.00619.02
8.2.110.0060.00320.93
8.2.100.0110.00017.79
8.2.90.0040.00418.09
8.2.80.0000.00817.97
8.2.70.0040.00417.92
8.2.60.0060.00317.50
8.2.50.0080.00017.63
8.2.40.0000.00919.95
8.2.30.0050.00318.11
8.2.20.0160.00017.48
8.2.10.0050.01017.55
8.2.00.0130.00317.65
8.1.330.0110.00621.64
8.1.320.0130.00615.94
8.1.310.0050.00318.59
8.1.300.0080.00017.65
8.1.290.0050.00318.88
8.1.280.0070.00725.92
8.1.270.0170.00023.96
8.1.260.0070.00026.35
8.1.250.0020.00528.09
8.1.240.0030.00523.84
8.1.230.0090.00320.89
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0060.00317.23
8.1.180.0040.00418.10
8.1.170.0050.00318.49
8.1.160.0000.00718.77
8.1.150.0140.00217.27
8.1.140.0100.00617.37
8.1.130.0120.00417.37
8.1.120.0160.00017.31
8.1.110.0170.00017.48
8.1.100.0070.01017.31
8.1.90.0080.00517.30
8.1.80.0090.00517.15
8.1.70.0020.00716.91
8.1.60.0070.00416.91
8.1.50.0050.00516.96
8.1.40.0060.00617.43
8.1.30.0030.00616.91
8.1.20.0110.00017.26
8.1.10.0000.00917.07
8.1.00.0080.00416.92
8.0.300.0000.00720.09
8.0.290.0060.00316.75
8.0.280.0030.00318.36
8.0.270.0090.00016.91
8.0.260.0040.00716.91
8.0.250.0060.00316.91
8.0.240.0090.00416.91
8.0.230.0070.00516.91
8.0.220.0050.00516.91
8.0.210.0050.00516.91
8.0.200.0070.00216.91
8.0.190.0080.00216.91
8.0.180.0060.00316.91
8.0.170.0060.00516.91
8.0.160.0060.00316.91
8.0.150.0050.00516.91
8.0.140.0000.00916.91
8.0.130.0090.00016.91
8.0.120.0050.00516.91
8.0.110.0080.00816.91
8.0.100.0050.00916.91
8.0.90.0000.01216.91
8.0.80.0070.00716.91
8.0.70.0100.00316.91
8.0.60.0040.00716.91
8.0.50.0000.00916.91
8.0.30.0070.00316.91
8.0.20.0110.00016.91
8.0.10.0050.00516.91

preferences:
31.28 ms | 403 KiB | 5 Q