3v4l.org

run code in 300+ PHP versions simultaneously
<?php const DNS_LABEL = '(?:[a-z0-9]|[a-z0-9][a-z0-9\-]{0,61}[a-z0-9])'; const DNS_NAME = '(?:' . DNS_LABEL . '\.)*' . DNS_LABEL; $input = 'bar.foo.com:443'; // $_SERVER['HTTP_HOST'] if (!\preg_match('(^(' . DNS_NAME . ')(?::[0-9]+)?$)i', $input, $match)) { throw new Exception('Not a valid DNS-based HTTP Host header'); } $lastTwoLabels = implode('.', array_slice(explode('.', $match[1]), -2)); var_dump($lastTwoLabels);

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)
8.5.30.0090.00919.25
8.5.20.0140.00919.36
8.5.10.0110.00816.68
8.5.00.0130.00720.28
8.4.180.0160.00621.95
8.4.170.0120.01023.77
8.4.160.0080.01423.73
8.4.150.0090.00416.78
8.4.140.0120.01017.71
8.4.130.0110.00617.75
8.4.120.0110.00720.75
8.4.110.0050.00318.97
8.4.100.0120.00917.89
8.4.90.0100.01117.87
8.4.80.0100.00922.55
8.4.70.0140.00617.88
8.4.60.0060.00319.70
8.4.50.0100.01219.84
8.4.40.0130.00717.96
8.4.30.0140.00719.70
8.4.20.0070.01719.82
8.4.10.0030.00617.80
8.3.300.0130.00720.73
8.3.290.0100.01020.73
8.3.280.0140.00618.62
8.3.270.0090.01116.55
8.3.260.0100.01016.88
8.3.250.0070.00818.94
8.3.240.0130.00816.86
8.3.230.0070.01216.70
8.3.220.0110.00917.36
8.3.210.0110.00716.92
8.3.200.0130.00616.80
8.3.190.0100.00916.66
8.3.180.0080.00216.64
8.3.170.0070.00716.78
8.3.160.0090.01018.38
8.3.150.0080.01216.97
8.3.140.0000.00817.36
8.3.130.0040.00418.55
8.3.120.0050.00320.51
8.3.110.0030.00620.94
8.3.100.0100.00624.06
8.3.90.0030.01626.77
8.3.80.0060.00318.68
8.3.70.0110.00418.55
8.3.60.0100.00718.43
8.3.50.0130.00018.12
8.3.40.0120.00618.97
8.3.30.0190.00018.97
8.3.20.0030.00519.16
8.3.10.0000.00819.10
8.3.00.0040.00423.52
8.2.300.0100.01118.11
8.2.290.0120.00720.45
8.2.280.0090.00916.73
8.2.270.0150.00717.15
8.2.260.0040.00418.86
8.2.250.0060.01318.82
8.2.240.0100.00619.39
8.2.230.0100.00622.58
8.2.220.0060.00337.54
8.2.210.0000.00826.77
8.2.200.0000.00916.63
8.2.190.0040.01516.75
8.2.180.0060.01618.41
8.2.170.0110.00722.96
8.2.160.0060.00821.29
8.2.150.0040.00424.18
8.2.140.0050.00524.66
8.2.130.0040.00420.07
8.2.120.0080.00026.35
8.2.110.0070.00321.02
8.2.100.0060.00617.97
8.2.90.0050.00319.32
8.2.80.0050.00317.97
8.2.70.0050.00317.93
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0080.00019.48
8.2.30.0040.00419.45
8.2.20.0050.00318.07
8.2.10.0030.00618.04
8.2.00.0040.00419.56
8.1.340.0130.01117.73
8.1.330.0110.00817.00
8.1.320.0050.01516.44
8.1.310.0060.00916.95
8.1.300.0060.00316.38
8.1.290.0000.01030.84
8.1.280.0040.01825.92
8.1.270.0080.00023.96
8.1.260.0130.00326.35
8.1.250.0110.00028.09
8.1.240.0060.00322.20
8.1.230.0060.00622.63
8.1.220.0040.00417.74
8.1.210.0000.00819.99
8.1.200.0030.00517.63
8.1.190.0060.00317.48
8.1.180.0050.00318.10
8.1.170.0000.00818.51
8.1.160.0070.00018.88
8.1.150.0000.00718.89
8.1.140.0070.00017.80
8.1.130.0070.00019.05
8.1.120.0040.00417.58
8.1.110.0000.00717.59
8.1.100.0000.00717.66
8.1.90.0040.00417.55
8.1.80.0000.00717.47
8.1.70.0030.00517.66
8.1.60.0030.00617.65
8.1.50.0040.00417.57
8.1.40.0030.00517.65
8.1.30.0030.00617.82
8.1.20.0040.00417.83
8.1.10.0040.00417.69
8.1.00.0040.00417.69
8.0.300.0070.00020.06
8.0.290.0000.00716.88
8.0.280.0070.00018.53
8.0.270.0070.00016.99
8.0.260.0050.00319.08
8.0.250.0030.00316.95
8.0.240.0070.00017.12
8.0.230.0000.00916.98
8.0.220.0040.00417.07
8.0.210.0000.00717.04
8.0.200.0030.00317.11
8.0.190.0090.00017.07
8.0.180.0000.00817.06
8.0.170.0060.00317.04
8.0.160.0060.00617.12
8.0.150.0060.00316.88
8.0.140.0000.00716.91
8.0.130.0030.00313.52
8.0.120.0000.00716.92
8.0.110.0030.00616.95
8.0.100.0040.00416.92
8.0.90.0000.00717.02
8.0.80.0080.00817.07
8.0.70.0000.00816.87
8.0.60.0000.00816.86
8.0.50.0050.00316.94
8.0.30.0120.00717.39
8.0.20.0060.01217.40
8.0.10.0000.00817.29
8.0.00.0110.00816.88
7.4.330.0020.00215.55
7.4.320.0030.00316.87
7.4.300.0030.00316.87
7.4.290.0000.00716.72
7.4.280.0040.00416.66
7.4.270.0030.00516.82
7.4.260.0030.00316.67
7.4.250.0080.00016.72
7.4.240.0050.00216.88
7.4.230.0030.00316.93
7.4.220.0040.00416.82
7.4.210.0100.00516.91
7.4.200.0040.00416.84
7.4.160.0100.00816.70
7.4.140.0070.01317.86
7.4.130.0030.01316.72
7.4.120.0090.01016.74
7.4.110.0090.00916.78
7.4.100.0140.00716.83
7.4.90.0030.01316.69
7.4.80.0090.00919.39
7.4.70.0100.00716.63
7.4.60.0060.00916.71
7.4.50.0030.01316.61
7.4.40.0100.01316.67
7.4.10.0070.01116.75
7.4.00.0050.01215.92
7.3.330.0050.00013.18
7.3.320.0060.00013.26
7.3.310.0030.00316.29
7.3.300.0040.00416.42
7.3.290.0000.00716.40
7.3.280.0080.00916.40
7.3.260.0110.00916.54
7.3.240.0120.00916.53
7.3.230.0120.00616.30
7.3.210.0130.00316.34
7.3.200.0100.00616.64
7.3.190.0030.01316.38
7.3.180.0040.01516.41
7.3.170.0080.00816.52
7.3.160.0030.01316.68
7.3.130.0000.01916.63
7.3.120.0110.00515.72
7.3.110.0050.00815.69
7.3.100.0050.00715.71
7.3.90.0010.01015.62
7.3.80.0050.01215.71
7.3.70.0080.00615.66
7.3.60.0060.00915.64
7.3.50.0060.00815.80
7.3.40.0050.00715.68
7.3.30.0060.00715.60
7.3.20.0030.01017.63
7.3.10.0030.00917.59
7.3.00.0040.01117.67
7.2.330.0030.01416.77
7.2.320.0130.00316.81
7.2.310.0140.00316.68
7.2.300.0070.01016.83
7.2.290.0120.01216.98
7.2.260.0000.01916.67
7.2.250.0100.01016.99
7.2.240.0080.00416.03
7.2.230.0060.00916.16
7.2.220.0030.00716.05
7.2.210.0040.00815.84
7.2.200.0070.00916.00
7.2.190.0070.00815.91
7.2.180.0040.01216.08
7.2.170.0060.00915.98
7.2.160.0050.00815.99
7.2.150.0050.00917.98
7.2.140.0050.01018.01
7.2.130.0050.01018.05
7.2.120.0030.00717.92
7.2.110.0060.00617.89
7.2.100.0040.01117.90
7.2.90.0030.01317.83
7.2.80.0000.01317.88
7.2.70.0050.00917.82
7.2.60.1190.00916.61
7.2.50.0560.01116.96
7.2.40.0280.00716.97
7.2.30.0080.01217.11
7.2.20.0500.01017.11
7.2.10.0580.01117.13
7.2.00.0600.01117.15
7.1.330.0030.01016.68
7.1.320.0020.01016.80
7.1.310.0030.01316.66
7.1.300.0030.00916.75
7.1.290.0030.01216.66
7.1.280.0070.00716.66
7.1.270.0080.00616.74
7.1.260.0080.00616.81
7.1.250.0030.01116.71
7.1.240.0060.00917.46
7.1.230.0030.00617.33
7.1.220.0000.00917.34
7.1.210.0060.00917.31
7.1.200.0070.00716.52
7.1.190.0030.01417.30
7.1.180.0050.00517.46
7.1.170.0920.00915.58
7.1.160.1350.01117.25
7.1.150.0230.01017.13
7.1.140.0730.01217.19
7.1.130.0820.01017.18
7.1.120.0740.00717.29
7.1.110.0940.00417.07
7.1.100.0110.01216.78
7.1.90.0690.01116.80
7.1.80.0720.00816.80
7.1.70.0740.01116.41
7.1.60.0930.01225.43
7.1.50.0820.00825.33
7.1.40.0590.00924.89
7.1.30.0850.01025.24
7.1.20.0790.01225.19
7.1.10.0660.01116.39
7.1.00.0710.00916.34
7.0.330.0060.00617.04
7.0.320.0030.00917.07
7.0.310.0040.00717.01
7.0.300.0030.01017.02
7.0.290.0060.00317.10
7.0.280.0040.00817.05
7.0.270.0120.00317.10
7.0.260.0070.00717.19
7.0.250.0040.00716.99
7.0.240.0090.00617.07
7.0.230.0000.01517.22
7.0.220.0060.01216.88
7.0.210.0060.00317.09
7.0.200.0070.00717.22
7.0.190.0120.00616.86
7.0.180.0060.01217.11
7.0.170.0060.00617.00
7.0.160.0030.01217.07
7.0.150.0090.00316.98
7.0.140.0030.01117.06
7.0.130.0030.00717.15
7.0.120.0030.01017.14
7.0.110.0030.00917.23
7.0.100.0000.01517.03
7.0.90.0060.01017.23
7.0.80.0070.00317.20
7.0.70.0060.00317.18
7.0.60.0070.00716.88
7.0.50.0040.00417.12
7.0.40.0000.01315.19
7.0.30.0070.00714.89
7.0.20.0030.00614.96
7.0.10.0030.00615.14
7.0.00.0030.00715.19
5.6.400.0100.00316.07
5.6.390.0060.00915.73
5.6.380.0030.01016.25
5.6.370.0030.00916.15
5.6.360.0070.00716.17
5.6.350.0030.01016.02
5.6.340.0030.01216.09
5.6.330.0090.00916.12
5.6.320.0060.00616.02
5.6.310.0080.00316.20
5.6.300.0000.01316.32
5.6.290.0060.00616.11
5.6.280.0030.00916.19
5.6.270.0000.01216.23
5.6.260.0000.01416.16
5.6.250.0100.00716.13
5.6.240.0100.00616.07
5.6.230.0060.00315.83
5.6.220.0030.00916.19
5.6.210.0080.00816.03
5.6.200.0090.00015.83
5.6.190.0070.01015.87
5.6.180.0100.00316.04
5.6.170.0040.00915.89
5.6.160.0070.00715.89
5.6.150.0030.01316.05
5.6.140.0070.01015.84
5.6.130.0100.00716.39
5.6.120.0000.01716.16
5.6.110.0000.01416.03
5.6.100.0130.00016.00
5.6.90.0060.00615.89
5.6.80.0000.00915.85
5.6.70.0070.00316.02
5.6.60.0100.00316.11
5.6.50.0030.00915.97
5.6.40.0060.00916.15
5.6.30.0000.01415.79
5.6.20.0070.00715.25
5.6.10.0070.00715.38
5.6.00.0000.00916.11

preferences:
59.21 ms | 1922 KiB | 5 Q