3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = 'abc\def'; var_dump(__LINE__.':'.preg_replace('#\\\#', '', $s)); var_dump(__LINE__.':'.preg_replace('#\\#', '', $s));

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)
8.4.120.0100.00620.64
8.4.110.0120.00722.16
8.4.100.0060.00518.03
8.4.90.0090.00517.88
8.4.80.0090.00818.13
8.4.70.0050.00418.09
8.4.60.0080.01218.75
8.4.50.0150.00517.91
8.4.40.0040.00418.08
8.4.30.0130.00620.83
8.4.20.0200.00019.75
8.4.10.0070.01319.45
8.3.250.0060.00218.67
8.3.240.0110.00916.89
8.3.230.0090.01016.72
8.3.220.0130.00617.20
8.3.210.0060.01016.86
8.3.200.0090.00216.73
8.3.190.0160.00317.01
8.3.180.0110.00716.81
8.3.170.0070.01116.97
8.3.160.0100.00720.56
8.3.150.0000.00916.83
8.3.140.0120.00620.75
8.3.130.0070.01018.52
8.3.120.0120.00316.89
8.3.110.0030.00616.88
8.3.100.0450.00337.54
8.3.90.0330.01337.54
8.3.80.0400.00737.54
8.3.70.0370.01237.54
8.3.60.0400.01037.54
8.3.50.0330.01637.54
8.3.40.0320.00437.54
8.3.30.0280.01437.54
8.3.20.0340.00337.54
8.3.10.0240.00737.54
8.3.00.0140.00537.54
8.2.290.0110.01120.21
8.2.280.0120.00718.81
8.2.270.0090.00916.52
8.2.260.0040.00416.86
8.2.250.0000.00816.96
8.2.240.0030.01217.02
8.2.230.0040.00420.94
8.2.220.0090.00337.54
8.2.210.0180.00037.54
8.2.200.0230.00037.54
8.2.190.0230.01337.54
8.2.180.0280.00937.54
8.2.170.0270.00937.54
8.2.160.0370.00737.54
8.2.150.0370.00737.54
8.2.140.0330.01537.54
8.2.130.0390.00437.54
8.2.120.0430.01337.54
8.2.110.0410.00737.54
8.2.100.0420.00437.54
8.2.90.0350.00837.54
8.2.80.0340.00937.54
8.2.70.0310.00837.54
8.2.60.0350.00937.54
8.2.50.0360.00737.54
8.2.40.0210.02137.54
8.2.30.0320.00837.54
8.2.20.0430.00337.54
8.2.10.0410.00737.54
8.2.00.0320.01637.54
8.1.330.0050.00518.41
8.1.320.0070.01116.30
8.1.310.0040.00416.52
8.1.300.0140.00018.19
8.1.290.0290.00637.54
8.1.280.0210.00337.54
8.1.270.0180.00437.54
8.1.260.0190.00237.54
8.1.250.0160.00437.54
8.1.240.0140.00437.54
8.1.230.0150.00337.54
8.1.220.0140.00537.54
8.1.210.0160.00237.54
8.1.200.0130.00537.54
8.1.190.0180.00037.54
8.1.180.0130.00337.54
8.1.170.0140.00537.54
8.1.160.0100.00837.54
8.1.150.0110.00837.54
8.1.140.0110.00737.54
8.1.130.0100.00837.54
8.1.120.0120.01637.54
8.1.110.0150.00437.54
8.1.100.0110.00737.54
8.1.90.0110.00637.54
8.1.80.0150.00337.54
8.1.70.0110.00737.54
8.1.60.0130.00737.54
8.1.50.0180.00437.54
8.1.40.0150.00837.54
8.1.30.0150.00637.54
8.1.20.0130.00837.54
8.1.10.0160.00337.54
8.1.00.0170.00337.54

preferences:
27.08 ms | 403 KiB | 5 Q