3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (preg_match("[a-zA-Z0-9]", 'a-zA-Z0-9')) { echo 'First Returned valid.'; } echo "\n"; if (preg_match("[a-zA-Z0-9.-]", 'a-zA-Z0-9#-')){ echo 'Middle Returned valid.'; }

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)
8.5.10.0120.00716.76
8.5.00.0130.00819.90
8.4.150.0030.00014.05
8.4.140.0100.01017.88
8.4.130.0130.00717.90
8.4.120.0120.00920.84
8.4.110.0090.01219.16
8.4.100.0110.00717.91
8.4.90.0130.00819.70
8.4.80.0120.00818.05
8.4.70.0070.00817.95
8.4.60.0120.00518.60
8.4.50.0100.00923.56
8.4.40.0130.00317.66
8.4.30.0080.01118.70
8.4.20.0170.00319.80
8.4.10.0030.00619.63
8.3.280.0140.00620.18
8.3.270.0150.00516.67
8.3.260.0120.00716.43
8.3.250.0090.00718.71
8.3.240.0110.00616.30
8.3.230.0120.00716.70
8.3.220.0140.00516.82
8.3.210.0100.00816.66
8.3.200.0040.00416.52
8.3.190.0080.01016.94
8.3.180.0150.00316.73
8.3.170.0090.00918.82
8.3.160.0090.00916.55
8.3.150.0100.01016.87
8.3.140.0090.00916.99
8.3.130.0080.00416.55
8.3.120.0070.01018.81
8.3.110.0030.00620.94
8.3.100.0100.00016.46
8.3.90.0090.00018.48
8.3.80.0410.00930.84
8.3.70.0280.00630.84
8.3.60.0230.01030.84
8.3.50.0150.00430.84
8.3.40.0210.00430.84
8.3.30.0230.00330.84
8.3.20.0200.00330.84
8.3.10.0140.00730.84
8.3.00.0150.00930.84
8.2.290.0100.00918.72
8.2.280.0100.00818.73
8.2.270.0120.00617.18
8.2.260.0040.00418.39
8.2.250.0110.00016.61
8.2.240.0040.01519.06
8.2.230.0040.00422.58
8.2.220.0080.00024.06
8.2.210.0120.00326.77
8.2.200.0160.01030.84
8.2.190.0150.01130.84
8.2.180.0160.01030.84
8.2.170.0170.00730.84
8.2.160.0170.00730.84
8.2.150.0180.00530.84
8.2.140.0170.00630.84
8.2.130.0280.01030.84
8.2.120.0350.00330.84
8.2.110.0320.00630.84
8.2.100.0300.00630.84
8.2.90.0260.01130.84
8.2.80.0350.00030.84
8.2.70.0190.00330.84
8.2.60.0240.00430.84
8.2.50.0240.00730.84
8.2.40.0190.00930.84
8.2.30.0290.00730.84
8.2.20.0330.00330.84
8.2.10.0270.01330.84
8.2.00.0380.00430.84
8.1.330.0090.01016.55
8.1.320.0100.00516.07
8.1.310.0030.00716.75
8.1.300.0080.00018.38
8.1.290.0370.01030.84
8.1.280.0330.00830.84
8.1.270.0250.00730.84
8.1.260.0210.00530.84
8.1.250.0240.00030.84
8.1.240.0180.00430.84
8.1.230.0200.00330.84
8.1.220.0160.00430.84
8.1.210.0190.00530.84
8.1.200.0230.01230.84
8.1.190.0150.01530.84
8.1.180.0190.01230.84
8.1.170.0340.00630.84
8.1.160.0270.00930.84
8.1.150.0330.00730.84
8.1.140.0450.00330.84
8.1.130.0290.00430.84
8.1.120.0270.00030.84
8.1.110.0200.00030.84
8.1.100.0180.00330.84
8.1.90.0180.00930.84
8.1.80.0230.01230.84
8.1.70.0210.01230.84
8.1.60.0330.00030.84
8.1.50.0200.00730.84
8.1.40.0180.01130.84
8.1.30.0220.00630.84
8.1.20.0170.00530.84
8.1.10.0290.00630.84
8.1.00.0240.01130.84

preferences:
33.79 ms | 403 KiB | 5 Q