3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $q = '#socialmedia within:15mi'; $result = preg_replace("/ within:\d+\w{2}/", "$1", $q, -1, $count); print_r($result); ?>
based on 1YcCr

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).
Note: hhvm uses a JIT which only kicks in after a few runs. Since we run scripts only once, hhvm always runs slower.

VersionSystem time (s)User time (s)Memory (MiB)
7.2.60.0120.00316.59
7.2.00.0040.01119.61
7.1.200.0090.00315.88
7.1.100.0110.00417.85
7.1.70.0000.01117.13
7.1.60.0100.01319.12
7.1.50.0060.01617.13
7.1.00.0030.07722.49
7.0.200.0130.00316.88
7.0.100.0230.07319.92
7.0.90.0270.07319.91
7.0.80.0100.04319.89
7.0.70.0100.03019.89
7.0.60.0070.05020.05
7.0.50.0100.05020.30
7.0.40.0070.04020.10
7.0.30.0030.05720.14
7.0.20.0070.06320.09
7.0.10.0070.04019.95
7.0.00.0130.03320.09
5.6.280.0070.03021.09
5.6.250.0100.07020.60
5.6.240.0170.03320.57
5.6.230.0070.04320.50
5.6.220.0100.06720.61
5.6.210.0030.04720.77
5.6.200.0130.05721.17
5.6.190.0000.04321.13
5.6.180.0100.08021.17
5.6.170.0100.05720.92
5.6.160.0100.07320.94
5.6.150.0030.07021.04
5.6.140.0030.04321.04
5.6.130.0070.08321.04
5.6.120.0030.04021.04
5.6.110.0070.04020.97
5.6.100.0070.05321.08
5.6.90.0200.08020.93
5.6.80.0030.04320.46
5.6.70.0100.04320.38
5.6.60.0100.06020.35
5.6.50.0200.05720.45
5.6.40.0030.05320.48
5.6.30.0030.07720.39
5.6.20.0130.05320.28
5.6.10.0030.05320.37
5.6.00.0070.03720.22
5.5.380.0070.07320.41
5.5.370.0130.03720.39
5.5.360.0100.08020.34
5.5.350.0070.06320.46
5.5.340.0070.07020.63
5.5.330.0030.04020.81
5.5.320.0100.07720.85
5.5.310.0000.05720.76
5.5.300.0030.04720.76
5.5.290.0030.04020.78
5.5.280.0070.04020.72
5.5.270.0000.05720.76
5.5.260.0030.04320.89
5.5.250.0100.06720.60
5.5.240.0100.03320.29
5.5.230.0070.04020.14
5.5.220.0070.03720.20
5.5.210.0130.04320.24
5.5.200.0000.04020.21
5.5.190.0070.03320.08
5.5.180.0030.06320.16
5.5.160.0070.06320.07
5.5.150.0030.04020.17
5.5.140.0030.03720.22
5.5.130.0100.06720.13
5.5.120.0030.04020.07
5.5.110.0030.04020.20
5.5.100.0000.07720.11
5.5.90.0100.03020.12
5.5.80.0030.04019.94
5.5.70.0070.08320.11
5.5.60.0070.06020.02
5.5.50.0030.04020.12
5.5.40.0000.04320.07
5.5.30.0070.04320.13
5.5.20.0030.05320.07
5.5.10.0130.03020.02
5.5.00.0000.04320.02
5.4.450.0000.05019.14
5.4.440.0000.04319.29
5.4.430.0070.03719.31
5.4.420.0100.06319.55
5.4.410.0070.03319.34
5.4.400.0070.07719.09
5.4.390.0000.04019.15
5.4.380.0000.04018.79
5.4.370.0070.07719.07
5.4.360.0000.04319.07
5.4.350.0000.05718.85
5.4.340.0070.04019.16
5.4.320.0070.04719.14
5.4.310.0100.06019.06
5.4.300.0000.04019.05
5.4.290.0100.05719.14
5.4.280.0030.06018.80
5.4.270.0100.03019.03
5.4.260.0100.04019.04
5.4.250.0030.03719.13
5.4.240.0030.07719.23
5.4.230.0070.06719.05
5.4.220.0030.04019.05
5.4.210.0070.04318.97
5.4.200.0030.06019.02
5.4.190.0100.03019.02
5.4.180.0030.04318.93
5.4.170.0070.08018.77
5.4.160.0070.03719.05
5.4.150.0100.05719.03
5.4.140.0070.05316.31
5.4.130.0130.04316.29
5.4.120.0070.04016.29
5.4.110.0030.04316.21
5.4.100.0030.04016.45
5.4.90.0030.07316.26
5.4.80.0100.04716.33
5.4.70.0030.06016.30
5.4.60.0030.04716.42
5.4.50.0030.03716.21
5.4.40.0030.07316.47
5.4.30.0030.07316.23
5.4.20.0030.03316.30
5.4.10.0000.03716.15
5.4.00.0100.06715.73