3v4l.org

run code in 500+ PHP versions simultaneously
<?php $a = 0b11011_11111; printf('%b', $a); print PHP_EOL; print decbin($a); print PHP_EOL;

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)
8.5.90.0220.00816.76
8.5.80.0150.00516.68
8.5.70.0170.00616.46
8.5.60.0170.00316.77
8.5.50.0180.00316.36
8.5.40.0150.00516.44
8.5.30.0190.00116.55
8.5.20.0280.00616.39
8.5.10.0330.00616.18
8.5.00.0100.00616.64
8.4.240.0280.00619.38
8.4.230.0230.00819.45
8.4.220.0370.01019.20
8.4.210.0250.00919.20
8.4.200.0320.00719.33
8.4.190.0310.00719.34
8.4.180.0320.01419.32
8.4.170.0280.01119.17
8.4.160.0230.00419.50
8.4.150.0160.00419.34
8.4.140.0160.00617.52
8.4.130.0240.01117.64
8.4.120.0280.01117.56
8.4.110.0400.00817.65
8.4.100.0330.01117.51
8.4.90.0360.00817.51
8.4.80.0160.00617.32
8.4.70.0150.00517.71
8.4.60.0140.00517.58
8.4.50.0180.00517.73
8.4.40.0150.00617.25
8.4.30.0180.00317.37
8.4.20.0200.00217.66
8.4.10.0190.00317.58
8.3.330.0070.00318.21
8.3.320.0130.00617.98
8.3.310.0120.00718.03
8.3.300.0170.00318.02
8.3.290.0140.00618.14
8.3.280.0170.00418.05
8.3.270.0140.00616.45
8.3.260.0170.00516.47
8.3.250.0180.00116.34
8.3.240.0150.00616.63
8.3.230.0150.00416.29
8.3.220.0160.00416.27
8.3.210.0180.00416.53
8.3.200.0130.00816.32
8.3.190.0160.00516.34
8.3.180.0180.00316.58
8.3.170.0170.00316.37
8.3.160.0160.00516.36
8.3.150.0210.00116.29
8.3.140.0170.00416.36
8.3.130.0130.00616.29
8.3.120.0140.00416.41
8.3.110.0150.00316.46
8.3.100.0190.00316.46
8.3.90.0160.00516.43
8.3.80.0150.00616.32
8.3.70.0180.00316.32
8.3.60.0170.00416.27
8.3.50.0160.00616.48
8.3.40.0160.00517.61
8.3.30.0120.00417.68
8.3.20.0080.00817.39
8.3.10.0110.00617.79
8.3.00.0120.00417.63
8.2.330.0180.00317.59
8.2.320.0140.00517.79
8.2.310.0160.00317.81

preferences:
46.81 ms | 778 KiB | 5 Q