3v4l.org

run code in 300+ PHP versions simultaneously
<?php $filename = "[Study] - Walton, Charles E 01-01-2012.txt"; $date = preg_match("/(.*)(\d+-\d+-\d+)(.*)/", $filename, $matches); print_r $matches;

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)
5.4.340.0170.06019.09
5.4.320.0270.05719.06
5.4.310.0270.07018.99
5.4.300.0270.07019.09
5.4.290.0230.04718.94
5.4.280.0330.04719.06
5.4.270.0430.05319.06
5.4.260.0230.05019.31
5.4.250.0230.04318.86
5.4.240.0230.07318.97
5.4.230.0370.04019.09
5.4.220.0300.04718.99
5.4.210.0270.06719.17
5.4.200.0300.05719.16
5.4.190.0300.04719.18
5.4.180.0370.06318.84
5.4.170.0230.06018.98
5.4.160.0370.06319.14
5.4.150.0230.05018.92
5.4.140.0230.07016.39
5.4.130.0230.07016.38
5.4.120.0170.07716.37
5.4.110.0270.05016.59
5.4.100.0300.06016.41
5.4.90.0270.04716.36
5.4.80.0270.05716.35
5.4.70.0170.04016.36
5.4.60.0270.06316.51
5.4.50.0200.07316.48
5.4.40.0270.06316.43
5.4.30.0170.05316.55
5.4.20.0170.04316.50
5.4.10.0200.04016.48
5.4.00.0200.07315.90
5.3.290.0300.06314.57
5.3.280.0230.06714.55
5.3.270.0230.07314.46
5.3.260.0230.05714.70
5.3.250.0330.06714.70
5.3.240.0200.05314.43
5.3.230.0270.04314.55
5.3.220.0300.04714.52
5.3.210.0270.07014.42
5.3.200.0300.06314.52
5.3.190.0170.05314.52
5.3.180.0330.04714.42
5.3.170.0230.04014.40
5.3.160.0230.07014.52
5.3.150.0200.04014.40
5.3.140.0270.05714.39
5.3.130.0200.05314.40
5.3.120.0200.07014.50
5.3.110.0200.04714.39
5.3.100.0270.07313.96
5.3.90.0230.03713.96
5.3.80.0230.05013.96
5.3.70.0300.05013.96
5.3.60.0270.06313.98
5.3.50.0200.05313.96
5.3.40.0230.06013.96
5.3.30.0330.05713.96
5.3.20.0300.06713.96
5.3.10.0230.04313.96
5.3.00.0200.06313.96
5.2.170.0130.05013.96
5.2.160.0170.05713.96
5.2.150.0200.03713.96
5.2.140.0300.03713.96
5.2.130.0230.03013.96
5.2.120.0200.05313.96
5.2.110.0100.04013.96
5.2.100.0200.03713.96
5.2.90.0200.03313.96
5.2.80.0230.04713.96
5.2.70.0230.02713.96
5.2.60.0200.05313.96
5.2.50.0170.03313.96
5.2.40.0130.03013.96
5.2.30.0130.04313.96
5.2.20.0230.03313.96
5.2.10.0130.03713.96
5.2.00.0200.05713.96
5.1.60.0130.03313.96
5.1.50.0170.05013.96
5.1.40.0130.03313.96
5.1.30.0170.04713.96
5.1.20.0200.04013.96
5.1.10.0170.05313.96
5.1.00.0230.02313.96
5.0.50.0130.02713.96
5.0.40.0130.04013.96
5.0.30.0170.05713.96
5.0.20.0070.02313.96
5.0.10.0070.04713.96
5.0.00.0170.05713.96
4.4.90.0070.03713.96
4.4.80.0070.03313.96
4.4.70.0070.04013.96
4.4.60.0070.02013.96
4.4.50.0130.02713.96
4.4.40.0100.05313.96
4.4.30.0070.02013.96
4.4.20.0130.03013.96
4.4.10.0030.02313.96
4.4.00.0130.05013.96
4.3.110.0130.03013.96
4.3.100.0070.02713.96
4.3.90.0100.03013.96
4.3.80.0070.05713.96
4.3.70.0070.02713.96
4.3.60.0070.03713.96
4.3.50.0070.03713.96
4.3.40.0070.03713.96
4.3.30.0170.02713.96
4.3.20.0030.02713.96
4.3.10.0070.01713.96
4.3.00.0070.03013.96

preferences:
137.38 ms | 1394 KiB | 7 Q