3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '<div><a href=%http://link1%><img></a><a href=%http://link2%><img></a></div>'; $re = '|<div>(<a((?!href)(?!<).)+?href=%([^%]+?)%((?!</a>).)+?</a>){2}</div>|'; $matches = array(); var_dump(preg_match($re, $string, $matches)); print_r($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)
8.3.60.0120.00916.63
8.3.50.0070.01122.04
8.3.40.0100.00718.70
8.3.30.0070.00718.96
8.3.20.0040.00420.30
8.3.10.0040.00421.91
8.3.00.0080.00019.38
8.2.180.0090.01218.29
8.2.170.0040.01122.96
8.2.160.0070.00720.55
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0100.00319.34
8.2.110.0110.00019.31
8.2.100.0080.00417.63
8.2.90.0050.00319.07
8.2.80.0090.00017.97
8.2.70.0070.00317.63
8.2.60.0000.00818.04
8.2.50.0030.00618.07
8.2.40.0000.00718.22
8.2.30.0000.00718.03
8.2.20.0040.00417.70
8.2.10.0030.00518.01
8.2.00.0040.00417.78
8.1.280.0070.01325.92
8.1.270.0070.01320.59
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00324.03
8.1.230.0040.00819.30
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0100.00017.48
8.1.190.0050.00517.23
8.1.180.0040.00418.10
8.1.170.0060.00318.69
8.1.160.0040.00421.98
8.1.150.0040.00418.86
8.1.140.0000.00717.57
8.1.130.0080.00017.79
8.1.120.0040.00417.54
8.1.110.0040.00417.50
8.1.100.0030.00517.43
8.1.90.0040.00417.59
8.1.80.0000.00717.55
8.1.70.0030.00317.51
8.1.60.0030.00617.56
8.1.50.0040.00417.50
8.1.40.0070.00017.64
8.1.30.0090.00017.71
8.1.20.0000.00817.70
8.1.10.0000.00817.58
8.1.00.0040.00417.61
8.0.300.0050.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00718.39
8.0.270.0070.00017.22
8.0.260.0000.00617.14
8.0.250.0030.00316.94
8.0.240.0030.00317.05
8.0.230.0070.00016.93
8.0.220.0070.00016.91
8.0.210.0000.00716.94
8.0.200.0000.00716.93
8.0.190.0080.00017.05
8.0.180.0070.00017.06
8.0.170.0000.00817.09
8.0.160.0040.00416.95
8.0.150.0040.00416.89
8.0.140.0000.00716.99
8.0.130.0030.00313.39
8.0.120.0060.00317.04
8.0.110.0070.00016.92
8.0.100.0080.00017.05
8.0.90.0070.00016.93
8.0.80.0130.00317.01
8.0.70.0000.00717.05
8.0.60.0070.00016.88
8.0.50.0040.00417.05
8.0.30.0140.00917.17
8.0.20.0120.00617.40
8.0.10.0030.00517.15
8.0.00.0100.00916.85
7.4.330.0000.00515.05
7.4.320.0000.00716.80
7.4.300.0040.00416.69
7.4.290.0030.00316.63
7.4.280.0050.00216.74
7.4.270.0070.00016.73
7.4.260.0030.00616.64
7.4.250.0000.00716.64
7.4.240.0060.00216.71
7.4.230.0000.00716.56
7.4.220.0140.01116.80
7.4.210.0150.00016.84
7.4.200.0000.00716.46
7.4.160.0080.00816.67
7.4.150.0100.00717.40
7.4.140.0070.01517.86
7.4.130.0050.01316.62
7.4.120.0070.01016.61
7.4.110.0120.00616.66
7.4.100.0090.00916.55
7.4.90.0150.00316.83
7.4.80.0170.00719.39
7.4.70.0100.01316.64
7.4.60.0150.00316.50
7.4.50.0040.00416.34
7.4.40.0090.01216.52
7.4.30.0030.01316.63
7.4.00.0060.01014.93
7.3.330.0000.00513.19
7.3.320.0080.00813.20
7.3.310.0000.00716.31
7.3.300.0060.00016.32
7.3.290.0090.00516.33
7.3.280.0090.00616.32
7.3.270.0070.01117.40
7.3.260.0280.00616.34
7.3.250.0070.01416.38
7.3.240.0190.00316.33
7.3.230.0170.00616.39
7.3.210.0130.00316.46
7.3.200.0070.01319.39
7.3.190.0000.01616.53
7.3.180.0000.01516.32
7.3.170.0130.00316.56
7.3.160.0070.01016.59
7.2.330.0110.00716.69
7.2.320.0090.01216.62
7.2.310.0030.02016.38
7.2.300.0110.00516.70
7.2.290.0090.00916.64
7.2.60.0030.01016.96
7.2.00.0070.00719.30
7.1.200.0030.01015.88
7.1.100.0060.00618.46
7.1.70.0060.00917.34
7.1.60.0060.01919.50
7.1.50.0110.01117.14
7.1.00.0000.08022.57
7.0.200.0130.00715.00
7.0.140.0030.07322.09
7.0.60.0070.07020.02
7.0.50.0100.06717.98
7.0.40.0030.06720.23
7.0.30.0200.04020.27
7.0.20.0330.07320.28
7.0.10.0230.06320.09
7.0.00.0070.07720.10
5.6.210.0030.04320.46
5.6.200.0030.07018.18
5.6.190.0070.04020.39
5.6.180.0230.03720.42
5.6.170.0030.04320.45
5.6.160.0030.09020.57
5.6.150.0100.08018.19
5.6.140.0000.04318.23
5.6.130.0000.06718.25
5.6.120.0100.03720.94
5.6.110.0100.09020.88
5.6.100.0070.07021.06
5.6.90.0070.05020.98
5.6.80.0170.07020.40
5.6.70.0200.07720.36
5.5.350.0130.08020.32
5.5.340.0030.08017.99
5.5.330.0100.04320.27
5.5.320.0270.07020.14
5.5.310.0270.07720.38
5.5.300.0000.04317.97
5.5.290.0130.07317.96
5.5.280.0170.04320.71
5.5.270.0170.07320.83
5.5.260.0100.04320.72
5.5.250.0100.07720.70
5.5.240.0100.05320.34
5.4.450.0900.06319.50
5.4.440.1070.04719.17
5.4.430.0670.05719.20
5.4.420.0870.05019.58
5.4.410.0370.05019.50
5.4.400.1000.07018.75
5.4.390.1170.07318.79
5.4.380.0630.06018.53
5.4.370.0900.04718.59
5.4.360.0800.06718.75
5.4.350.1030.07718.79
5.4.340.0870.04718.59
5.4.320.1130.07018.78
5.4.310.0770.05718.59
5.4.300.0900.04718.60
5.4.290.0830.06718.61
5.4.280.0870.05718.62
5.4.270.0500.07018.78
5.4.260.1070.04718.77
5.4.250.0970.06718.52
5.4.240.0930.05318.61
5.4.230.1030.06018.76
5.4.220.1030.06318.52
5.4.210.0900.05718.83
5.4.200.0870.04316.58
5.4.190.0930.04718.82
5.4.180.0900.04718.78
5.4.170.0770.06018.53
5.4.160.0900.04318.72
5.4.150.0930.07318.72
5.4.140.1070.05316.20
5.4.130.0930.05016.23
5.4.120.0900.04716.14
5.4.110.1000.06316.24
5.4.100.0730.05716.43
5.4.90.0970.05716.26
5.4.80.0770.05716.25
5.4.70.1000.06316.25
5.4.60.0800.05316.24
5.4.50.0930.05316.20
5.4.40.0800.05716.26
5.4.30.1100.04716.22
5.4.20.0870.05316.29
5.4.10.0800.06016.25
5.4.00.0870.06015.64
5.3.290.0900.06314.66
5.3.280.0900.06314.68
5.3.270.1000.07014.66
5.3.260.0970.06014.80
5.3.250.1130.04314.88
5.3.240.1030.04314.58
5.3.230.0870.06014.57
5.3.220.0700.07014.75
5.3.210.0800.07714.66
5.3.200.0730.06314.86
5.3.190.1070.06014.57
5.3.180.0870.07014.67
5.3.170.0930.05014.85
5.3.160.1130.06014.60
5.3.150.0930.05714.85
5.3.140.0870.06714.66
5.3.130.1200.04714.57
5.3.120.1070.06014.65
5.3.110.0830.07314.65
5.3.100.0830.05314.34
5.3.90.1200.05714.14
5.3.80.0800.06014.14
5.3.70.0870.06714.06
5.3.60.0900.06014.04
5.3.50.0930.04714.05
5.3.40.1100.06714.23
5.3.30.0770.06014.02
5.3.20.0800.05313.70
5.3.10.1000.04313.93
5.3.00.1100.06313.75
5.2.170.0600.06311.15
5.2.160.0930.03011.27
5.2.150.0800.06711.27
5.2.140.0970.05711.23
5.2.130.0800.05711.19
5.2.120.0600.04311.22
5.2.110.0700.05011.11
5.2.100.0770.05711.08
5.2.90.0730.04711.23
5.2.80.0730.05311.11
5.2.70.0730.04711.21
5.2.60.0830.03711.04
5.2.50.0770.04311.13
5.2.40.0800.04011.14
5.2.30.0430.05711.03
5.2.20.0770.04310.98
5.2.10.0770.04310.85
5.2.00.0570.04310.75
5.1.60.0500.04310.00
5.1.50.0570.0339.97
5.1.40.0630.03010.01
5.1.30.0630.03710.35
5.1.20.0570.03710.41
5.1.10.0730.03310.09
5.1.00.0600.03010.05
5.0.50.0300.0308.55
5.0.40.0400.0278.53
5.0.30.0270.0478.36
5.0.20.0230.0338.27
5.0.10.0330.0238.25
5.0.00.0300.0438.16
4.4.90.0300.0406.44
4.4.80.0300.0276.44
4.4.70.0400.0236.44
4.4.60.0330.0206.44
4.4.50.0400.0276.44
4.4.40.0400.0306.44
4.4.30.0230.0276.44
4.4.20.0300.0206.44
4.4.10.0270.0276.44
4.4.00.0370.0376.44
4.3.110.0400.0306.44
4.3.100.0270.0306.44
4.3.90.0370.0206.44
4.3.80.0330.0336.44
4.3.70.0370.0136.44
4.3.60.0330.0176.44
4.3.50.0300.0236.44
4.3.40.0300.0336.44
4.3.30.0170.0236.44
4.3.20.0200.0236.44
4.3.10.0170.0206.44
4.3.00.0170.0276.82

preferences:
42.33 ms | 401 KiB | 5 Q