3v4l.org

run code in 300+ PHP versions simultaneously
<?php if (preg_match('/^(?P<base>[^[]+)(?P<extra>(\[.*)|$)/', 'foo[bar', $m)) { $segments = array($m['base']); while (preg_match('/^\[(?P<segment>.*?)\](?P<extra>.*)$/', $m['extra'], $m)) { echo $m['segment']."\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)
8.3.60.0130.00616.75
8.3.50.0190.01017.30
8.3.40.0160.00618.97
8.3.30.0180.00418.60
8.3.20.0080.00018.90
8.3.10.0080.00018.85
8.3.00.0000.01019.38
8.2.180.0150.00016.63
8.2.170.0090.01222.96
8.2.160.0130.00318.95
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0000.00826.16
8.2.120.0080.00019.56
8.2.110.0060.00321.26
8.2.100.0080.00417.86
8.2.90.0090.00019.27
8.2.80.0040.00417.97
8.2.70.0000.00917.61
8.2.60.0030.00618.05
8.2.50.0030.00617.93
8.2.40.0030.00619.85
8.2.30.0000.00917.91
8.2.20.0060.00317.77
8.2.10.0000.00717.94
8.2.00.0060.00617.77
8.1.280.0140.00725.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0110.00021.16
8.1.230.0000.01017.77
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0040.00417.48
8.1.190.0000.00817.36
8.1.180.0040.00418.10
8.1.170.0030.00617.62
8.1.160.0070.00018.98
8.1.150.0050.00218.70
8.1.140.0040.00417.52
8.1.130.0030.00519.30
8.1.120.0050.00217.51
8.1.110.0050.00317.63
8.1.100.0000.00717.56
8.1.90.0040.00417.59
8.1.80.0000.00817.51
8.1.70.0030.00317.59
8.1.60.0040.00417.75
8.1.50.0070.00017.62
8.1.40.0000.00817.70
8.1.30.0000.00817.82
8.1.20.0040.00717.63
8.1.10.0000.00817.77
8.1.00.0030.00617.63
8.0.300.0000.00718.77
8.0.290.0040.00716.88
8.0.280.0040.00418.59
8.0.270.0030.00317.34
8.0.260.0030.00316.91
8.0.250.0090.00017.13
8.0.240.0070.00017.13
8.0.230.0070.00017.14
8.0.220.0040.00417.02
8.0.210.0000.00716.91
8.0.200.0060.00017.06
8.0.190.0050.00317.18
8.0.180.0030.00517.03
8.0.170.0000.00817.04
8.0.160.0040.00416.93
8.0.150.0080.00016.98
8.0.140.0040.00416.98
8.0.130.0030.00313.43
8.0.120.0060.00316.89
8.0.110.0000.00817.00
8.0.100.0000.00817.06
8.0.90.0040.00416.94
8.0.80.0070.00716.99
8.0.70.0070.00017.06
8.0.60.0050.00317.05
8.0.50.0060.00316.91
8.0.30.0120.00617.36
8.0.20.0070.01117.46
8.0.10.0000.00717.04
8.0.00.0130.00616.80
7.4.330.0000.00813.29
7.4.320.0060.00016.70
7.4.300.0030.00316.71
7.4.290.0060.00616.80
7.4.280.0030.00516.58
7.4.270.0050.00316.65
7.4.260.0000.00613.41
7.4.250.0060.00316.83
7.4.240.0030.00316.75
7.4.230.0070.00016.75
7.4.220.0170.00016.71
7.4.210.0130.00916.72
7.4.200.0000.00716.89
7.4.190.0060.00316.81
7.4.160.0130.00316.70
7.4.150.0140.00416.63
7.4.140.0140.00417.86
7.4.130.0130.01316.75
7.4.120.0060.01216.80
7.4.110.0060.01516.72
7.4.100.0060.01616.82
7.4.90.0030.01716.66
7.4.80.0030.01419.39
7.4.70.0090.00916.74
7.4.60.0170.00416.69
7.4.50.0000.00616.43
7.4.40.0060.00916.47
7.4.30.0160.00516.71
7.4.00.0100.00315.21
7.3.330.0030.00313.37
7.3.320.0060.00013.23
7.3.310.0050.00316.26
7.3.300.0000.00716.31
7.3.290.0090.00716.41
7.3.280.0110.01016.37
7.3.270.0100.00716.44
7.3.260.0140.00916.54
7.3.240.0080.00816.46
7.3.230.0100.01316.41
7.3.210.0140.00316.27
7.3.200.0070.01016.37
7.3.190.0150.00816.34
7.3.180.0030.01316.39
7.3.170.0060.01516.46
7.3.160.0130.00316.50
7.3.120.0080.00815.03
7.3.110.0060.01014.81
7.3.100.0000.01814.91
7.3.90.0070.00414.89
7.3.80.0150.00015.12
7.3.70.0000.01214.98
7.3.60.0060.00314.57
7.3.50.0070.00414.82
7.3.40.0070.00715.02
7.3.30.0100.00314.70
7.3.20.0070.00416.41
7.3.10.0060.00716.67
7.3.00.0050.00616.64
7.2.330.0090.00916.80
7.2.320.0090.00916.63
7.2.310.0140.00316.84
7.2.300.0140.00416.64
7.2.290.0070.01116.74
7.2.250.0000.01514.95
7.2.240.0040.01515.00
7.2.230.0070.01014.90
7.2.220.0070.00415.17
7.2.210.0040.01115.31
7.2.200.0000.01314.80
7.2.190.0060.01014.80
7.2.180.0100.00315.17
7.2.170.0040.01115.22
7.2.130.0070.00816.91
7.2.120.0060.00716.78
7.2.110.0030.00916.91
7.2.100.0050.00716.89
7.2.90.0040.00816.98
7.2.80.0130.00616.88
7.2.70.0140.00616.81
7.2.60.0100.00616.79
7.2.50.0020.01316.76
7.2.40.0100.00716.85
7.2.30.0110.00616.89
7.2.20.0070.00516.97
7.2.10.0070.01116.87
7.2.00.0060.00717.72
7.1.330.0070.01016.04
7.1.320.0070.00716.07
7.1.310.0000.01015.71
7.1.300.0050.00315.83
7.1.290.0000.01015.61
7.1.280.0030.00715.95
7.1.270.0030.01315.70
7.1.260.0030.00615.92
7.1.250.0060.00615.80
7.1.200.0080.00415.79
7.1.100.0000.01218.29
7.1.70.0070.00717.16
7.1.60.0100.00017.44
7.1.50.0060.00616.86
7.1.00.0030.03322.33
7.0.200.0000.01416.85
7.0.140.0100.06722.04
7.0.120.0000.07322.04
7.0.60.0000.09019.95
7.0.50.0030.06017.82
7.0.40.0130.07720.05
7.0.30.0300.07720.19
7.0.20.0230.06020.31
7.0.10.0130.06720.35
7.0.00.0030.06020.11
5.6.280.0000.07720.85
5.6.210.0030.06720.72
5.6.200.0030.04018.17
5.6.190.0100.08720.43
5.6.180.0430.07020.61
5.6.170.0170.04720.40
5.6.160.0070.08720.33
5.6.150.0070.05718.20
5.6.140.0070.06318.20
5.6.130.0070.08018.20
5.6.120.0000.04321.00
5.6.110.0100.08320.89
5.6.100.0100.03720.95
5.6.90.0100.08321.06
5.6.80.0030.03720.28
5.5.350.0030.04020.40
5.5.340.0130.03317.95
5.5.330.0170.06020.13
5.5.320.3130.04720.24
5.5.310.0170.04720.19
5.5.300.0000.05018.02
5.5.290.0070.03717.86
5.5.280.0100.04320.80
5.5.270.0070.08020.86
5.5.260.0070.08720.84
5.5.250.0100.08320.66
5.5.240.0100.07020.25
5.4.450.0100.07319.50
5.4.440.0100.03319.25
5.4.430.0070.03719.11
5.4.420.0070.03719.49
5.4.410.0030.03719.33
5.4.400.0030.04019.18
5.4.390.0030.03719.12
5.4.380.0030.03718.79
5.4.370.0030.03719.13
5.4.360.0070.03718.80
5.4.350.0100.04019.11
5.4.340.0100.03019.18
5.4.320.0030.03719.14
5.4.310.0030.03719.12
5.4.300.0100.03019.18
5.4.290.0030.03718.91
5.4.280.0070.03319.09
5.4.270.0030.04719.13
5.4.260.0070.03319.09
5.4.250.0030.04018.80
5.4.240.0000.04018.82
5.4.230.0030.03719.13
5.4.220.0070.03319.17
5.4.210.0070.03719.00
5.4.200.0100.03019.11
5.4.190.0030.03719.14
5.4.180.0100.04319.16
5.4.170.0000.05019.07
5.4.160.0000.05019.09
5.4.150.0000.08018.79
5.4.140.0030.03716.34
5.4.130.0030.07716.33
5.4.120.0030.03716.27
5.4.110.0030.08316.66
5.4.100.0070.07316.39
5.4.90.0070.06316.39
5.4.80.0030.06016.32
5.4.70.0030.07316.13
5.4.60.0030.05316.58
5.4.50.0100.06716.22
5.4.40.0070.07016.34
5.4.30.0170.07016.38
5.4.20.0100.06316.33
5.4.10.0070.04316.30
5.4.00.0100.07015.61
5.3.290.0030.03714.45
5.3.280.0000.04014.48
5.3.270.0030.08014.53
5.3.260.0030.04314.49
5.3.250.0000.07014.55
5.3.240.0030.07314.56
5.3.230.0100.07314.52
5.3.220.0030.06014.51
5.3.210.0070.06014.49
5.3.200.0030.06314.39
5.3.190.0070.05314.58
5.3.180.0070.07314.46
5.3.170.0000.08014.51
5.3.160.0070.07314.46
5.3.150.0070.07314.50
5.3.140.0130.06014.43
5.3.130.0000.07714.56
5.3.120.0030.05014.52
5.3.110.0100.04314.57
5.3.100.0100.04013.91
5.3.90.0030.07014.00
5.3.80.0030.05013.83
5.3.70.0000.04713.87
5.3.60.0030.07313.93
5.3.50.0030.04313.87
5.3.40.0070.04313.87
5.3.30.0100.07313.84
5.3.20.0130.05713.52
5.3.10.0100.07013.58
5.3.00.0030.07313.59
5.2.170.0070.04311.03
5.2.160.0000.06011.04
5.2.150.0030.05711.03
5.2.140.0070.05311.02
5.2.130.0070.05711.11
5.2.120.0030.04711.13
5.2.110.0070.02311.07
5.2.100.0070.03011.07
5.2.90.0070.06011.04
5.2.80.0070.03311.08
5.2.70.0100.05711.06
5.2.60.0030.06310.94
5.2.50.0030.06711.10
5.2.40.0000.06310.98
5.2.30.0070.05710.90
5.2.20.0100.06010.85
5.2.10.0000.04010.85
5.2.00.0100.03310.70
5.1.60.0000.05710.05
5.1.50.0030.0239.89
5.1.40.0030.03010.05
5.1.30.0100.03010.34
5.1.20.0030.06010.34
5.1.10.0000.03710.08
5.1.00.0070.04710.04
5.0.50.0030.0508.39
5.0.40.0000.0478.42
5.0.30.0000.0408.21
5.0.20.0070.0408.19
5.0.10.0000.0338.16
5.0.00.0000.0708.21
4.4.90.0030.0337.64
4.4.80.0100.0307.64
4.4.70.0030.0277.64
4.4.60.0000.0307.64
4.4.50.0030.0277.64
4.4.40.0030.0237.64
4.4.30.0070.0107.64
4.4.20.0030.0377.64
4.4.10.0000.0337.64
4.4.00.0030.0237.64
4.3.110.0070.0207.64
4.3.100.0070.0237.64
4.3.90.0030.0337.64
4.3.80.0000.0437.64
4.3.70.0000.0237.64
4.3.60.0000.0207.64
4.3.50.0000.0377.64
4.3.40.0070.0207.64
4.3.30.0000.0177.64
4.3.20.0070.0107.64
4.3.10.0070.0307.64
4.3.00.0000.0277.64

preferences:
44.07 ms | 401 KiB | 5 Q