3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'Chicago-Illinos9'; echo ++$str;

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)
8.4.120.0100.00820.44
8.4.110.0110.00922.40
8.4.100.0120.00517.76
8.4.90.0090.01119.69
8.4.80.0080.00817.73
8.4.70.0040.00417.84
8.4.60.0180.00318.74
8.4.50.0130.00717.92
8.4.40.0030.01417.78
8.4.30.0110.00720.61
8.4.20.0100.01021.27
8.4.10.0090.00619.45
8.3.250.0120.00618.98
8.3.240.0110.00916.58
8.3.230.0150.00416.63
8.3.220.0100.00917.12
8.3.210.0040.00416.65
8.3.200.0080.01018.45
8.3.190.0130.00618.82
8.3.180.0040.00418.49
8.3.170.0110.00816.98
8.3.160.0060.01218.28
8.3.150.0050.00317.30
8.3.140.0000.00816.89
8.3.130.0000.00816.98
8.3.120.0000.00820.80
8.3.110.0070.00420.94
8.3.100.0350.01437.54
8.3.90.0360.01037.54
8.3.80.0250.00737.54
8.3.70.0190.00437.54
8.3.60.0270.00837.54
8.3.50.0230.00037.54
8.3.40.0160.00437.54
8.3.30.0250.00437.54
8.3.20.0190.00037.54
8.3.10.0190.00637.54
8.3.00.0210.01037.54
8.2.290.0110.00720.16
8.2.280.0100.00718.13
8.2.270.0150.00416.50
8.2.260.0090.00016.32
8.2.250.0040.00416.47
8.2.240.0040.00416.94
8.2.230.0030.00622.58
8.2.220.0200.00337.54
8.2.210.0300.00237.54
8.2.200.0230.00337.54
8.2.190.0290.00637.54
8.2.180.0360.00737.54
8.2.170.0400.00637.54
8.2.160.0330.00637.54
8.2.150.0330.01037.54
8.2.140.0350.00937.54
8.2.130.0370.00337.54
8.2.120.0290.00637.54
8.2.110.0400.00437.54
8.2.100.0310.01237.54
8.2.90.0320.01137.54
8.2.80.0320.01137.54
8.2.70.0430.00437.54
8.2.60.0460.00937.54
8.2.50.0320.00737.54
8.2.40.0350.00337.54
8.2.30.0320.00737.54
8.2.20.0330.01037.54
8.2.10.0300.01137.54
8.2.00.0330.00637.54
8.1.330.0120.00818.18
8.1.320.0060.00315.81
8.1.310.0040.00416.15
8.1.300.0030.00618.58
8.1.290.0340.00737.54
8.1.280.0350.01037.54
8.1.270.0290.01237.54
8.1.260.0360.01037.54
8.1.250.0360.00337.54
8.1.240.0290.00337.54
8.1.230.0320.00737.54
8.1.220.0370.00337.54
8.1.210.0360.00937.54
8.1.200.0400.00437.54
8.1.190.0370.00937.54
8.1.180.0310.00637.54
8.1.170.0220.01037.54
8.1.160.0270.01237.54
8.1.150.0350.00437.54
8.1.140.0220.01637.54
8.1.130.0280.01037.54
8.1.120.0300.00937.54
8.1.110.0320.00737.54
8.1.100.0380.00037.54
8.1.90.0320.00637.54
8.1.80.0270.01237.54
8.1.70.0380.00037.54
8.1.60.0380.00837.54
8.1.50.0330.00937.54
8.1.40.0420.00037.54
8.1.30.0360.00737.54
8.1.20.0390.00437.54
8.1.10.0400.00337.54
8.1.00.0360.00637.54

preferences:
24.7 ms | 403 KiB | 5 Q