3v4l.org

run code in 300+ PHP versions simultaneously
<?php // initial position var_dump(preg_match('#/search/(?P<mac>(?:[[:xdigit:]]{2}([-:]))(?:[[:xdigit:]]{2}\2){4}[[:xdigit:]]{2})#', '/search/12-12-12-12-12-12', $matches)); var_dump($matches); // named subpattern var_dump(preg_match('#/search/(?P<mac>(?:[[:xdigit:]]{2}(?P<sep>[-:]))(?:[[:xdigit:]]{2}\2){4}[[:xdigit:]]{2})#', '/search/12-12-12-12-12-12', $matches)); var_dump($matches); // impossible to fix in general var_dump(preg_match('#/(?P<id>\d+)/(?P<mac>(?:[[:xdigit:]]{2}([-:]))(?:[[:xdigit:]]{2}\3){4}[[:xdigit:]]{2})#', '/555/12-12-12-12-12-12', $matches)); var_dump($matches); //fix var_dump(preg_match('#((?:[[:xdigit:]]{2}([-:]))(?:[[:xdigit:]]{2}\2){4}[[:xdigit:]]{2})#', '12-12-12-12-12-12', $matches)); var_dump($matches); // problem //var_dump(preg_match('#(?:[[:xdigit:]]{2}([-:]))(?:[[:xdigit:]]{2}\2){4}[[:xdigit:]]{2}#', '12-12-12-12-12-12', $matches)); //var_dump($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)
8.3.60.0100.01018.30
8.3.50.0110.00722.17
8.3.40.0080.00819.15
8.3.30.0120.00318.84
8.3.20.0090.00018.92
8.3.10.0040.00420.96
8.3.00.0040.00423.48
8.2.180.0070.00716.48
8.2.170.0110.00422.96
8.2.160.0050.00820.39
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0080.00021.07
8.2.110.0070.00320.57
8.2.100.0060.00617.84
8.2.90.0080.00019.08
8.2.80.0000.00817.97
8.2.70.0040.00417.75
8.2.60.0000.00817.68
8.2.50.0060.00318.07
8.2.40.0000.00718.16
8.2.30.0040.00421.30
8.2.20.0000.00717.72
8.2.10.0040.00417.92
8.2.00.0050.00317.87
8.1.280.0150.00025.92
8.1.270.0030.00523.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00322.48
8.1.230.0030.00921.07
8.1.220.0040.00418.77
8.1.210.0030.00519.02
8.1.200.0040.00817.48
8.1.190.0030.00517.63
8.1.180.0000.00818.10
8.1.170.0000.00818.91
8.1.160.0040.00418.89
8.1.150.0040.00418.64
8.1.140.0030.00517.50
8.1.130.0030.00317.89
8.1.120.0040.00417.56
8.1.110.0050.00317.39
8.1.100.0040.00417.54
8.1.90.0000.00717.55
8.1.80.0000.00817.57
8.1.70.0020.00517.41
8.1.60.0040.00417.57
8.1.50.0040.00417.52
8.1.40.0030.00617.60
8.1.30.0040.00417.60
8.1.20.0040.00417.71
8.1.10.0000.00817.59
8.1.00.0050.00317.44
8.0.300.0030.00620.04
8.0.290.0050.00317.05
8.0.280.0040.00418.32
8.0.270.0050.00317.11
8.0.260.0030.00316.82
8.0.250.0000.00716.97
8.0.240.0060.00316.99
8.0.230.0030.00317.01
8.0.220.0040.00416.96
8.0.210.0040.00416.98
8.0.200.0100.00017.05
8.0.190.0030.00517.07
8.0.180.0000.00716.94
8.0.170.0000.00817.02
8.0.160.0040.00416.95
8.0.150.0030.00516.79
8.0.140.0000.00716.92
8.0.130.0030.00313.46
8.0.120.0040.00416.96
8.0.110.0030.00516.92
8.0.100.0020.00516.84
8.0.90.0000.00716.90
8.0.80.0080.00816.95
8.0.70.0050.00217.08
8.0.60.0060.00317.06
8.0.50.0040.00416.90
8.0.30.0100.01017.20
8.0.20.0110.01017.40
8.0.10.0040.00416.95
8.0.00.0160.00416.90
7.4.330.0050.00014.91
7.4.320.0030.00316.73
7.4.300.0000.00616.59
7.4.290.0080.00016.59
7.4.280.0030.00316.68
7.4.270.0070.00016.79
7.4.260.0030.00313.37
7.4.250.0060.00316.72
7.4.240.0040.00416.77
7.4.230.0050.00216.63
7.4.220.0130.00616.76
7.4.210.0100.00716.75
7.4.200.0000.00716.75
7.4.190.0060.00316.86
7.4.160.0060.01016.92
7.4.150.0120.01317.40
7.4.140.0060.01317.86
7.4.130.0120.01216.82
7.4.120.0080.01216.81
7.4.110.0090.00916.55
7.4.100.0180.00316.50
7.4.90.0100.01016.61
7.4.80.0110.01419.39
7.4.70.0060.01316.72
7.4.60.0030.01616.73
7.4.50.0060.00316.49
7.4.40.0030.01322.77
7.4.30.0080.01616.49
7.4.00.0070.01114.81
7.3.330.0000.00613.21
7.3.320.0000.00513.04
7.3.310.0030.00316.42
7.3.300.0070.00016.37
7.3.290.0090.00916.44
7.3.280.0060.01216.30
7.3.270.0090.00917.40
7.3.260.0110.01018.24
7.3.250.0120.00716.54
7.3.240.0060.01216.56
7.3.230.0070.01016.53
7.3.210.0060.01216.59
7.3.200.0130.01019.39
7.3.190.0030.01616.31
7.3.180.0100.00716.36
7.3.170.0080.01016.64
7.3.160.0170.00416.44
7.3.120.0110.00514.78
7.3.110.0090.00914.60
7.3.100.0070.00714.64
7.3.90.0090.00914.41
7.3.80.0110.00415.13
7.3.70.0000.01714.70
7.3.60.0040.01114.95
7.3.50.0080.00614.84
7.3.40.0060.00614.98
7.3.30.0070.00314.59
7.3.20.0090.00616.84
7.3.10.0010.01216.63
7.3.00.0070.00916.72
7.2.330.0080.01216.56
7.2.320.0110.01316.44
7.2.310.0080.00816.42
7.2.300.0100.01016.54
7.2.290.0110.00816.54
7.2.250.0100.01014.82
7.2.240.0140.00715.09
7.2.230.0040.01114.93
7.2.220.0070.01315.07
7.2.210.0030.01414.51
7.2.200.0030.00914.93
7.2.190.0000.01514.99
7.2.180.0000.01015.08
7.2.170.0030.00715.00
7.2.130.0110.00616.89
7.2.120.0200.00216.99
7.2.110.0110.00716.80
7.2.100.0100.01116.61
7.2.90.0100.00916.74
7.2.80.0110.00416.76
7.2.70.0110.00716.85
7.2.60.0070.00816.89
7.2.50.0130.00416.70
7.2.40.0080.00916.90
7.2.30.0120.00716.79
7.2.20.0120.00916.80
7.2.10.0050.01116.65
7.2.00.0070.01017.77
7.1.330.0070.00715.71
7.1.320.0150.00015.75
7.1.310.0110.00716.07
7.1.300.0120.00316.02
7.1.290.0070.00715.59
7.1.280.0000.01015.85
7.1.270.0070.00715.86
7.1.260.0050.00515.91
7.1.250.0100.00515.71
7.1.200.0080.00416.02
7.1.100.0000.01117.89
7.1.70.0000.00817.28
7.1.60.0110.01419.40
7.1.50.0100.00317.11
7.1.00.0070.06722.46
7.0.200.0070.01016.58
7.0.140.0000.07322.16
7.0.70.0000.08021.91
7.0.60.0000.06321.75
7.0.50.0070.08022.09
7.0.40.0030.08320.04
7.0.30.0000.05720.13
7.0.20.0070.04320.06
7.0.10.0000.04320.16
7.0.00.0000.06020.05
5.6.220.0030.08020.50
5.6.210.0030.08020.41
5.6.200.0030.07721.09
5.6.190.0070.08021.02
5.6.180.0070.07021.11
5.6.170.0030.08321.03
5.6.160.0030.04321.06
5.6.150.0100.08021.09
5.6.140.0000.08721.04
5.6.130.0030.06021.02
5.6.120.0000.09021.00
5.6.110.0000.06021.05
5.6.100.0000.09021.06
5.6.90.0030.08721.04
5.6.80.0070.06320.43
5.6.70.0100.07720.45
5.6.60.0070.08020.48
5.6.50.0070.08020.33
5.6.40.0030.08320.29
5.6.30.0030.08020.31
5.6.20.0130.05720.36
5.6.10.0030.07720.29
5.6.00.0030.08320.40
5.5.360.0030.06020.36
5.5.350.0070.07020.39
5.5.340.0030.07720.88
5.5.330.0070.07720.90
5.5.320.0030.05020.87
5.5.310.0000.07020.84
5.5.300.0000.05320.86
5.5.290.0030.08720.78
5.5.280.0030.07320.89
5.5.270.0070.08020.80
5.5.260.0130.08020.77
5.5.250.0100.06720.71
5.5.240.0070.06720.25
5.5.230.0100.07320.22
5.5.220.0070.07020.19
5.5.210.0070.07320.00
5.5.200.0100.07020.23
5.5.190.0030.07320.24
5.5.180.0030.07320.21
5.5.160.0000.08020.20
5.5.150.0100.04320.16
5.5.140.0070.06720.12
5.5.130.0000.06320.10
5.5.120.0030.07720.24
5.5.110.0030.07020.25
5.5.100.0130.07020.09
5.5.90.0100.07320.05
5.5.80.0100.07020.05
5.5.70.0070.05720.09
5.5.60.0070.08020.13
5.5.50.0000.08020.05
5.5.40.0030.03719.98
5.5.30.0030.03719.94
5.5.20.0030.03720.05
5.5.10.0030.03720.01
5.5.00.0030.03719.94
5.4.450.0000.07719.26
5.4.440.0130.07019.26
5.4.430.0070.07719.53
5.4.420.0030.08719.12
5.4.410.0000.07319.13
5.4.400.0030.08018.97
5.4.390.0100.07318.93
5.4.380.0070.07019.05
5.4.370.0000.06718.89
5.4.360.0000.08019.21
5.4.350.0030.07718.95
5.4.340.0070.08019.21
5.4.320.0030.07718.77
5.4.310.0100.04319.23
5.4.300.0000.06319.01
5.4.290.0070.07019.05
5.4.280.0070.07319.08
5.4.270.0100.06018.77
5.4.260.0030.07718.79
5.4.250.0130.07019.01
5.4.240.0000.06318.88
5.4.230.0030.07319.02
5.4.220.0030.07718.96
5.4.210.0100.04319.05
5.4.200.0030.04018.93
5.4.190.0000.05319.01
5.4.180.0030.03719.10
5.4.170.0070.03019.07
5.4.160.0030.03718.77
5.4.150.0030.03718.86
5.4.140.0000.03716.27
5.4.130.0070.03016.26
5.4.120.0000.03716.05
5.4.110.0000.03016.42
5.4.100.0000.04316.25
5.4.90.0000.04316.41
5.4.80.0000.05316.43
5.4.70.0170.05316.41
5.4.60.0000.05716.27
5.4.50.0030.03716.30
5.4.40.0070.04016.43
5.4.30.0070.03016.39
5.4.20.0030.04316.19
5.4.10.0000.05016.30
5.4.00.0000.03315.67
5.3.290.0030.06014.62
5.3.280.0030.07714.58
5.3.270.0030.03314.46
5.3.260.0000.04014.46
5.3.250.0030.03314.44
5.3.240.0100.02714.55
5.3.230.0000.03714.46
5.3.220.0000.03014.53
5.3.210.0030.03314.55
5.3.200.0000.03314.56
5.3.190.0030.08014.55
5.3.180.0030.03714.52
5.3.170.0070.04014.54
5.3.160.0000.04014.52
5.3.150.0030.04714.57
5.3.140.0030.03314.53
5.3.130.0030.04714.53
5.3.120.0000.04014.41
5.3.110.0070.06314.50
5.3.100.0070.03014.02
5.3.90.0000.03714.00
5.3.80.0030.03313.95
5.3.70.0030.03313.88
5.3.60.0000.04313.97
5.3.50.0070.02713.80
5.3.40.0030.02713.93
5.3.30.0000.03713.90
5.3.20.0000.03713.59
5.3.10.0000.03013.60
5.3.00.0000.04013.41
5.2.170.0000.04012.50
5.2.160.0000.02312.50
5.2.150.0000.02312.50
5.2.140.0000.03012.50
5.2.130.0030.02012.50
5.2.120.0000.03712.50
5.2.110.0000.02712.50
5.2.100.0000.03012.50
5.2.90.0000.03012.50
5.2.80.0030.02312.50
5.2.70.0030.02712.50
5.2.60.0030.02012.50
5.2.50.0030.02312.50
5.2.40.0030.02712.50
5.2.30.0070.02312.50
5.2.20.0030.02312.50
5.2.10.0000.02312.50
5.2.00.0030.02312.50
5.1.60.0000.02012.50
5.1.50.0030.01712.50
5.1.40.0000.02012.50
5.1.30.0030.02012.50
5.1.20.0000.02712.50
5.1.10.0000.02012.50
5.1.00.0000.02312.50
5.0.50.0030.01312.50
5.0.40.0000.02012.50
5.0.30.0030.02312.50
5.0.20.0000.01712.50
5.0.10.0000.02012.50
5.0.00.0000.02712.50
4.4.90.0000.01312.50
4.4.80.0000.01312.50
4.4.70.0030.01012.50
4.4.60.0000.01312.50
4.4.50.0030.01012.50
4.4.40.0000.02312.50
4.4.30.0000.01712.50
4.4.20.0000.01312.50
4.4.10.0000.01312.50
4.4.00.0030.01712.50
4.3.110.0000.01312.50
4.3.100.0000.01012.50
4.3.90.0000.01312.50
4.3.80.0000.02312.50
4.3.70.0030.01312.50
4.3.60.0000.01012.50
4.3.50.0000.01012.50
4.3.40.0000.02012.50
4.3.30.0000.02012.50
4.3.20.0030.01012.50
4.3.10.0000.01712.50
4.3.00.0000.02712.50

preferences:
49.89 ms | 401 KiB | 5 Q