3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '(ab(cd)ef))'; preg_match_all('@\( ( ( (?>[^()]+) | (?R) )* ) \)@x',$string,$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)
8.3.70.0100.01316.36
8.3.60.0040.01118.43
8.3.50.0150.01121.14
8.3.40.0070.00718.73
8.3.30.0030.01020.35
8.3.20.0080.00020.16
8.3.10.0040.00422.10
8.3.00.0090.00022.41
8.2.180.0100.01018.54
8.2.170.0070.00722.96
8.2.160.0070.00720.22
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00019.95
8.2.110.0030.00622.33
8.2.100.0110.00019.47
8.2.90.0030.00619.11
8.2.80.0040.00419.42
8.2.70.0060.00317.75
8.2.60.0080.00018.04
8.2.50.0080.00018.07
8.2.40.0000.00817.95
8.2.30.0070.00018.00
8.2.20.0050.00317.75
8.2.10.0030.00517.75
8.2.00.0080.00017.64
8.1.280.0140.00725.92
8.1.270.0040.00424.66
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.85
8.1.230.0070.00419.15
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0040.00417.40
8.1.180.0080.00018.10
8.1.170.0040.00418.56
8.1.160.0040.00422.07
8.1.150.0040.00418.69
8.1.140.0030.00617.50
8.1.130.0080.00017.77
8.1.120.0000.00817.56
8.1.110.0000.00717.46
8.1.100.0040.00417.54
8.1.90.0040.00417.42
8.1.80.0030.00617.53
8.1.70.0000.00717.45
8.1.60.0030.00617.60
8.1.50.0040.00417.54
8.1.40.0000.00817.54
8.1.30.0000.00717.73
8.1.20.0030.00617.62
8.1.10.0030.00617.55
8.1.00.0080.00017.60
8.0.300.0070.00018.77
8.0.290.0000.00816.92
8.0.280.0000.00818.28
8.0.270.0080.00017.09
8.0.260.0030.00316.89
8.0.250.0000.00717.07
8.0.240.0050.00317.05
8.0.230.0000.00717.05
8.0.220.0070.00017.05
8.0.210.0040.00417.04
8.0.200.0040.00417.02
8.0.190.0070.00017.00
8.0.180.0030.00517.02
8.0.170.0080.00017.01
8.0.160.0000.00716.93
8.0.150.0070.00016.82
8.0.140.0000.00716.98
8.0.130.0000.00613.34
8.0.120.0000.00816.85
8.0.110.0040.00416.99
8.0.100.0070.00016.83
8.0.90.0040.00416.86
8.0.80.0080.00816.98
8.0.70.0030.00516.81
8.0.60.0040.00416.87
8.0.50.0050.00316.79
8.0.30.0140.00517.07
8.0.20.0130.00617.40
8.0.10.0000.00817.16
8.0.00.0120.00516.77
7.4.330.0050.00015.00
7.4.320.0030.00316.77
7.4.300.0030.00316.68
7.4.290.0050.00216.79
7.4.280.0070.00016.59
7.4.270.0040.00416.60
7.4.260.0000.00716.53
7.4.250.0050.00316.68
7.4.240.0020.00516.68
7.4.230.0000.00816.84
7.4.220.0080.00716.62
7.4.210.0090.00716.73
7.4.200.0040.00416.65
7.4.190.0040.00416.47
7.4.160.0050.01016.59
7.4.150.0130.01317.40
7.4.140.0210.01117.86
7.4.130.0100.00916.52
7.4.120.0130.00616.77
7.4.110.0140.00416.54
7.4.100.0110.00716.46
7.4.90.0090.00916.77
7.4.80.0070.01019.39
7.4.70.0100.00716.47
7.4.60.0090.00616.57
7.4.50.0020.00216.61
7.4.40.0040.01122.77
7.4.30.0100.01016.35
7.4.00.0070.00715.23
7.3.330.0000.00513.00
7.3.320.0060.00013.17
7.3.310.0030.00316.23
7.3.300.0050.00216.31
7.3.290.0040.01116.24
7.3.280.0070.01116.31
7.3.270.0090.00917.40
7.3.260.0030.01516.34
7.3.250.0150.00716.62
7.3.240.0130.00316.30
7.3.230.0180.00016.39
7.3.210.0080.00816.31
7.3.200.0090.00619.39
7.3.190.0200.00416.67
7.3.180.0140.00616.25
7.3.170.0160.00016.54
7.3.160.0110.00816.65
7.3.120.0150.00014.84
7.3.10.0070.00616.60
7.3.00.0080.00416.61
7.2.330.0140.00416.37
7.2.320.0030.02016.63
7.2.310.0030.01416.68
7.2.300.0100.01016.68
7.2.290.0100.00616.51
7.2.130.0050.00816.71
7.2.120.0040.00816.78
7.2.110.0090.00816.73
7.2.100.0080.00716.78
7.2.90.0050.01116.71
7.2.80.0030.01016.90
7.2.70.0070.00916.88
7.2.60.0070.00616.84
7.2.50.0130.00616.81
7.2.40.0140.00716.82
7.2.30.0080.00716.79
7.2.20.0060.01116.69
7.2.10.0060.00816.92
7.2.00.0070.00617.38
7.1.250.0090.00215.76
7.1.100.0040.00818.45
7.1.70.0000.00717.27
7.1.60.0160.00919.21
7.1.50.0160.00617.14
7.1.00.0030.03322.53
7.0.200.0270.00615.04
7.0.140.0100.07022.16
7.0.60.0000.05019.95
7.0.50.0030.08017.69
7.0.40.0030.06020.14
7.0.30.0130.05020.33
7.0.20.0300.05020.02
7.0.10.0200.03720.32
7.0.00.0030.04320.10
5.6.280.0030.07320.91
5.6.210.0130.07720.52
5.6.200.0000.04318.19
5.6.190.0000.06720.39
5.6.180.0170.03720.32
5.6.170.0370.08020.71
5.6.160.0030.04020.40
5.6.150.0030.04318.21
5.6.140.0030.04318.11
5.6.130.0100.05718.17
5.6.120.0070.04020.98
5.6.110.0100.08020.98
5.6.100.0100.07720.98
5.6.90.0130.07720.96
5.6.80.0130.07320.36
5.6.70.0230.07020.46
5.5.350.0030.06720.38
5.5.340.0030.05317.90
5.5.330.0030.07320.27
5.5.320.0270.07720.29
5.5.310.0330.06020.18
5.5.300.0070.08017.97
5.5.290.0100.05718.02
5.5.280.0100.08020.97
5.5.270.0170.07320.96
5.5.260.0070.06020.75
5.5.250.0170.07020.61
5.5.240.0130.08020.07
5.4.450.0670.05019.48
5.4.440.0530.06019.45
5.4.430.0430.06719.54
5.4.420.0400.06019.45
5.4.410.0170.05719.35
5.4.400.0430.04718.74
5.4.390.0630.06018.72
5.4.380.0170.05718.65
5.4.370.0200.04718.51
5.4.360.0130.05018.45
5.4.350.0050.03511.97
5.4.340.0100.03611.96
5.4.320.0050.03712.45
5.4.310.0110.03912.45
5.4.300.0060.03712.45
5.4.290.0120.04512.45
5.4.280.0040.04412.35
5.4.270.0040.03712.34
5.4.260.0080.04212.34
5.4.250.0070.06318.73
5.4.240.0130.06018.64
5.4.230.0070.05318.94
5.4.220.0070.05319.00
5.4.210.0130.04718.73
5.4.200.0070.05318.88
5.4.190.0030.06018.69
5.4.180.0100.07718.90
5.4.170.0030.05318.89
5.4.160.0070.05018.99
5.4.150.0170.05318.99
5.4.140.0100.04716.48
5.4.130.0030.05016.29
5.4.120.0200.06316.25
5.4.110.0070.05016.45
5.4.100.0130.04016.38
5.4.90.0030.05016.23
5.4.80.0170.04016.43
5.4.70.0130.06716.41
5.4.60.0100.05016.39
5.4.50.0100.05016.32
5.4.40.0100.04716.52
5.4.30.0070.05016.46
5.4.20.0130.04716.38
5.4.10.0170.04016.31
5.4.00.0170.05015.91
5.3.290.0040.04112.80
5.3.280.0070.05314.45
5.3.270.0100.05014.61
5.3.260.0100.05014.49
5.3.250.0030.05314.75
5.3.240.0100.04714.46
5.3.230.0070.05014.51
5.3.220.0000.05714.44
5.3.210.0100.05014.57
5.3.200.0070.06714.56
5.3.190.0130.04714.45
5.3.180.0070.05014.58
5.3.170.0070.05314.57
5.3.160.0070.05314.43
5.3.150.0070.05714.41
5.3.140.0230.03714.56
5.3.130.0070.05014.32
5.3.120.0000.06014.25
5.3.110.0130.05314.44
5.3.100.0130.06313.89
5.3.90.0100.05713.85
5.3.80.0030.07313.93
5.3.70.0100.05013.90
5.3.60.0030.05713.86
5.3.50.0030.05013.72
5.3.40.0130.04713.66
5.3.30.0030.05313.68
5.3.20.0130.05713.70
5.3.10.0100.04313.66
5.3.00.0100.05013.79
5.2.170.0030.04711.14
5.2.160.0070.04011.29
5.2.150.0000.05310.90
5.2.140.0000.04710.90
5.2.130.0000.04310.93
5.2.120.0030.04011.25
5.2.110.0100.03311.20
5.2.100.0070.03711.04
5.2.90.0030.04011.24
5.2.80.0070.04011.25
5.2.70.0070.04011.20
5.2.60.0070.04010.81
5.2.50.0000.04711.03
5.2.40.0100.03310.94
5.2.30.0070.05010.99
5.2.20.0100.03711.07
5.2.10.0030.04311.01
5.2.00.0000.04310.93
5.1.60.0000.03710.14
5.1.50.0000.03710.14
5.1.40.0030.03710.04
5.1.30.0070.05010.40
5.1.20.0130.03310.41
5.1.10.0000.03710.11
5.1.00.0000.04710.29
5.0.50.0030.0279.91
5.0.40.0030.0279.91
5.0.30.0030.0439.91
5.0.20.0000.0309.91
5.0.10.0000.0309.91
5.0.00.0030.0579.91
4.4.90.0000.0239.91
4.4.80.0030.0209.91
4.4.70.0000.0239.91
4.4.60.0030.0309.91
4.4.50.0030.0279.91
4.4.40.0000.0379.91
4.4.30.0030.0209.91
4.4.20.0000.0239.91
4.4.10.0000.0239.91
4.4.00.0000.0379.91
4.3.110.0030.0209.91
4.3.100.0000.0339.91
4.3.90.0000.0209.91
4.3.80.0070.0379.91
4.3.70.0030.0209.91
4.3.60.0000.0239.91
4.3.50.0070.0209.91
4.3.40.0000.0339.91
4.3.30.0030.0209.91
4.3.20.0030.0309.91
4.3.10.0000.0239.91
4.3.00.0070.0206.30

preferences:
81.28 ms | 401 KiB | 5 Q