3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/^\/validation\/(?P<user_name>\w+)?\/(?P<user_key>\w+)?\/$/', "/validation/a%a/1/",$matches); print_r($matches); echo "\n";

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)
8.3.60.0110.00418.31
8.3.50.0090.00922.05
8.3.40.0070.00718.97
8.3.30.0040.01118.84
8.3.20.0050.00318.71
8.3.10.0040.00420.92
8.3.00.0040.00421.92
8.2.180.0070.00716.63
8.2.170.0140.00022.96
8.2.160.0070.00720.39
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0040.00419.61
8.2.110.0080.00019.45
8.2.100.0070.00417.91
8.2.90.0050.00519.22
8.2.80.0000.00917.97
8.2.70.0040.00417.75
8.2.60.0030.00617.91
8.2.50.0040.00418.07
8.2.40.0040.00418.07
8.2.30.0040.00419.67
8.2.20.0050.00217.55
8.2.10.0030.00517.70
8.2.00.0000.01017.58
8.1.280.0030.01425.92
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.10
8.1.230.0040.00820.89
8.1.220.0040.00418.63
8.1.210.0050.00318.77
8.1.200.0030.00617.35
8.1.190.0000.00917.26
8.1.180.0000.00818.10
8.1.170.0050.00318.63
8.1.160.0020.00518.71
8.1.150.0040.00418.74
8.1.140.0000.00717.48
8.1.130.0030.00317.69
8.1.120.0000.00717.38
8.1.110.0070.00317.43
8.1.100.0040.00417.42
8.1.90.0040.00417.45
8.1.80.0040.00417.38
8.1.70.0090.00017.44
8.1.60.0030.00617.67
8.1.50.0030.00517.39
8.1.40.0060.00317.46
8.1.30.0000.00717.52
8.1.20.0050.00317.54
8.1.10.0040.00417.57
8.1.00.0040.00417.50
8.0.300.0000.00720.04
8.0.290.0080.00016.75
8.0.280.0030.00318.27
8.0.270.0040.00317.21
8.0.260.0070.00016.89
8.0.250.0040.00417.00
8.0.240.0020.00616.86
8.0.230.0040.00416.93
8.0.220.0030.00316.80
8.0.210.0000.00716.77
8.0.200.0000.00816.99
8.0.190.0000.00716.98
8.0.180.0030.00616.86
8.0.170.0050.00316.91
8.0.160.0000.00716.86
8.0.150.0060.00316.90
8.0.140.0050.00316.86
8.0.130.0030.00313.30
8.0.120.0040.00416.86
8.0.110.0040.00416.77
8.0.100.0040.00416.77
8.0.90.0070.00016.76
8.0.80.0130.00716.95
8.0.70.0000.00716.89
8.0.60.0040.00416.69
8.0.50.0070.00016.92
8.0.30.0140.00717.33
8.0.20.0090.00917.40
8.0.10.0000.00716.89
8.0.00.0150.00816.63
7.4.330.0060.00014.97
7.4.320.0060.00016.66
7.4.300.0030.00316.71
7.4.290.0000.00716.70
7.4.280.0000.00716.70
7.4.270.0030.00316.58
7.4.260.0000.00513.46
7.4.250.0040.00416.64
7.4.240.0030.00316.59
7.4.230.0040.00316.70
7.4.220.0100.00716.51
7.4.210.0110.00816.64
7.4.200.0000.00716.75
7.4.190.0040.00416.66
7.4.160.0130.00316.55
7.4.150.0100.00717.40
7.4.140.0110.01017.86
7.4.130.0080.00916.65
7.4.120.0080.00916.59
7.4.110.0060.01616.68
7.4.100.0200.00416.87
7.4.90.0140.00616.60
7.4.80.0060.01219.39
7.4.70.0110.00616.55
7.4.60.0110.00616.52
7.4.50.0040.00416.54
7.4.40.0070.01122.27
7.4.30.0100.01316.69
7.4.00.0130.00314.95
7.3.330.0020.00313.07
7.3.320.0030.00313.11
7.3.310.0040.00416.09
7.3.300.0060.00016.06
7.3.290.0040.01616.29
7.3.280.0040.01316.34
7.3.270.0140.00317.40
7.3.260.0080.01018.24
7.3.250.0130.01016.50
7.3.240.0120.00316.44
7.3.230.0110.00916.43
7.3.210.0000.01716.18
7.3.200.0210.00316.70
7.3.190.0120.00916.29
7.3.180.0120.00316.35
7.3.170.0100.01216.69
7.3.160.0100.00616.36
7.3.120.0060.01015.06
7.2.330.0060.01216.61
7.2.320.0070.01116.78
7.2.310.0100.00616.54
7.2.300.0090.01116.58
7.2.290.0100.00716.72
7.2.60.0000.01016.74
7.2.00.0100.00319.62
7.1.200.0040.01215.84
7.1.100.0070.00718.42
7.1.70.0040.00417.09
7.1.60.0030.02119.40
7.1.50.0180.01134.87
7.1.00.0000.03722.38
7.0.200.0000.00816.77
7.0.140.0130.06321.99
7.0.70.0030.04321.62
7.0.60.0000.04021.53
7.0.50.0070.03022.19
7.0.40.0000.03320.07
7.0.30.0000.03720.12
7.0.20.0030.03720.13
7.0.10.0070.02720.13
7.0.00.0030.03320.06
5.6.280.0070.07021.09
5.6.220.0000.04020.55
5.6.210.0030.04320.40
5.6.200.0000.04720.98
5.6.190.0000.03321.00
5.6.180.0000.03721.16
5.6.170.0100.02720.94
5.6.160.0030.04021.04
5.6.150.0000.03321.01
5.6.140.0000.04021.02
5.6.130.0030.03721.02
5.6.120.0000.03721.02
5.6.110.0000.03721.08
5.6.100.0030.03321.01
5.6.90.0000.03721.02
5.6.80.0030.03020.38
5.6.70.0000.06720.31
5.6.60.0030.07720.43
5.6.50.0070.07320.48
5.6.40.0070.07020.39
5.6.30.0100.07720.43
5.6.20.0000.07020.36
5.6.10.0100.07320.41
5.6.00.0030.07020.41
5.5.360.0000.03720.37
5.5.350.0000.04720.36
5.5.340.0070.04020.91
5.5.330.0000.03320.82
5.5.320.0000.04320.87
5.5.310.0000.03320.84
5.5.300.0030.03320.89
5.5.290.0030.03320.88
5.5.280.0000.03720.63
5.5.270.0030.03320.85
5.5.260.0000.04720.86
5.5.250.0030.03720.66
5.5.240.0070.03320.27
5.5.230.0070.04320.29
5.5.220.0030.07020.29
5.5.210.0070.06720.23
5.5.200.0000.07320.07
5.5.190.0100.08020.14
5.5.180.0030.07720.22
5.5.160.0070.05320.07
5.5.150.0000.04720.26
5.5.140.0000.08020.09
5.5.130.0030.07320.25
5.5.120.0070.07020.25
5.5.110.0130.05020.21
5.5.100.0100.06720.11
5.5.90.0130.07320.11
5.5.80.0000.07020.00
5.5.70.0070.08020.05
5.5.60.0130.07020.00
5.5.50.0030.07320.07
5.5.40.0100.07320.08
5.5.30.0170.05320.04
5.5.20.0100.07020.04
5.5.10.0030.07319.95
5.5.00.0070.07320.08
5.4.450.0100.02319.38
5.4.440.0070.02719.10
5.4.430.0000.03319.38
5.4.420.0030.03019.40
5.4.410.0000.04319.27
5.4.400.0000.05018.79
5.4.390.0070.07019.05
5.4.380.0030.06019.04
5.4.370.0030.07019.14
5.4.360.0030.07319.14
5.4.350.0130.06719.02
5.4.340.0030.06018.90
5.4.320.0100.04019.13
5.4.310.0030.07719.04
5.4.300.0070.05719.12
5.4.290.0030.05319.07
5.4.280.0070.05319.04
5.4.270.0000.08019.08
5.4.260.0000.08318.96
5.4.250.0000.07719.22
5.4.240.0000.06719.03
5.4.230.0070.07318.95
5.4.220.0130.05018.93
5.4.210.0070.05718.77
5.4.200.0070.06318.90
5.4.190.0070.07319.10
5.4.180.0100.06719.01
5.4.170.0000.08319.13
5.4.160.0070.07718.94
5.4.150.0070.07718.89
5.4.140.0070.06716.21
5.4.130.0130.06016.22
5.4.120.0000.06316.32
5.4.110.0030.05716.43
5.4.100.0030.07316.40
5.4.90.0070.07316.43
5.4.80.0070.07316.40
5.4.70.0030.06316.38
5.4.60.0070.07016.18
5.4.50.0000.07316.28
5.4.40.0000.06716.25
5.4.30.0100.06016.18
5.4.20.0030.06716.38
5.4.10.0070.06316.30
5.4.00.0070.06715.75
5.3.290.0030.06014.73
5.3.280.0070.07314.73
5.3.270.0030.07714.73
5.3.260.0000.07714.73
5.3.250.0030.07014.73
5.3.240.0100.06714.73
5.3.230.0070.05314.73
5.3.220.0070.07014.73
5.3.210.0100.07014.73
5.3.200.0100.06314.73
5.3.190.0030.08014.73
5.3.180.0070.05714.73
5.3.170.0100.07314.73
5.3.160.0000.08014.73
5.3.150.0030.06014.73
5.3.140.0030.07314.73
5.3.130.0000.05714.73
5.3.120.0070.04714.73
5.3.110.0100.05314.73
5.3.100.0000.08014.73
5.3.90.0030.06314.73
5.3.80.0070.06714.73
5.3.70.0030.07314.73
5.3.60.0030.07714.73
5.3.50.0030.06314.73
5.3.40.0070.07314.73
5.3.30.0070.05714.73
5.3.20.0070.06314.73
5.3.10.0030.06014.73
5.3.00.0070.06714.73
5.2.170.0030.06314.73
5.2.160.0030.05314.73
5.2.150.0030.06714.73
5.2.140.0070.05714.73
5.2.130.0100.04314.73
5.2.120.0000.04314.73
5.2.110.0030.06014.73
5.2.100.0030.05314.73
5.2.90.0000.03714.73
5.2.80.0030.05014.73
5.2.70.0000.05314.73
5.2.60.0030.05714.73
5.2.50.0000.06314.73
5.2.40.0000.04714.73
5.2.30.0070.03714.73
5.2.20.0100.05714.73
5.2.10.0030.05014.73
5.2.00.0030.06314.73
5.1.60.0070.03714.73
5.1.50.0030.04714.73
5.1.40.0030.05014.73
5.1.30.0070.04314.73
5.1.20.0070.05314.73
5.1.10.0100.04014.73
5.1.00.0070.05014.73
5.0.50.0000.04714.73
5.0.40.0030.03714.73
5.0.30.0070.06014.73
5.0.20.0030.04014.73
5.0.10.0000.04014.73
5.0.00.0030.04314.73
4.4.90.0000.02314.73
4.4.80.0000.03714.73
4.4.70.0030.02314.73
4.4.60.0030.02314.73
4.4.50.0000.03014.73
4.4.40.0000.05714.73
4.4.30.0030.02714.73
4.4.20.0030.03314.73
4.4.10.0070.03014.73
4.4.00.0030.04014.73
4.3.110.0070.02314.73
4.3.100.0000.03714.73
4.3.90.0070.03314.73
4.3.80.0030.03714.73
4.3.70.0030.03314.73
4.3.60.0070.03014.73
4.3.50.0000.03714.73
4.3.40.0030.04014.73
4.3.30.0000.03314.73
4.3.20.0030.03714.73
4.3.10.0000.03014.73
4.3.00.0000.04014.73

preferences:
43.83 ms | 401 KiB | 5 Q