3v4l.org

run code in 300+ PHP versions simultaneously
<?php function normalise_ip($address) { if (preg_match('/(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})/', $address, $matches)) { // IPv4 address $num = 0; for ($i = 1; $i <= 4; $i++) { $octet = (int) $matches[$i]; if ($octet > 255) { return false; } $num |= $octet << ((4 - $i) * 8); } return sprintf('00000000000000000000ffff%04x', $num); } else if (preg_match('/\[?((?:[0-9a-f]{1,4}:|::)+[0-9a-f]{1,4})]?/i', strtolower($address), $matches)) { // IPv6 address $parts = explode(':', $matches[1]); $numParts = count($parts); var_dump($parts, $parts[$numParts - 1]); if ($parts[0] === '') { array_splice($parts, 0, 2, array_fill(0, 8 - ($numParts - 2), '0000')); } else if ($parts[$numParts - 1] === '') { echo "end\n"; array_splice($parts, $numParts - 2, 2, array_fill(0, 8 - ($numParts - 2), '0000')); } else { foreach ($parts as $i => $part) { if ($part === '') { array_splice($parts, $i, 1, array_fill(0, 8 - ($numParts - 1), '0000')); } } } foreach ($parts as &$part) { $part = sprintf('%04s', $part); } return implode('', $parts); } else { // invalid return false; } } echo normalise_ip('192.168.0.1') . "\n"; echo normalise_ip('::ffff:C0A8:0001') . "\n"; echo normalise_ip('::ffff:C0A8:1') . "\n"; echo normalise_ip('[::ffff:C0A8:0001]') . "\n"; echo normalise_ip('[C0A8:0001::]') . "\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)
8.3.60.0190.00318.55
8.3.50.0090.01021.21
8.3.40.0070.00718.93
8.3.30.0040.01120.25
8.3.20.0060.00319.03
8.3.10.0080.00021.13
8.3.00.0050.00519.45
8.2.180.0190.00016.50
8.2.170.0110.00722.96
8.2.160.0070.00720.45
8.2.150.0060.00324.18
8.2.140.0090.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00920.96
8.2.110.0030.00621.12
8.2.100.0060.00617.84
8.2.90.0080.00019.27
8.2.80.0000.00817.97
8.2.70.0000.00817.75
8.2.60.0040.00417.93
8.2.50.0060.00318.10
8.2.40.0060.00319.91
8.2.30.0090.00021.37
8.2.20.0050.00317.92
8.2.10.0040.00418.01
8.2.00.0060.00317.84
8.1.280.0120.00325.92
8.1.270.0040.00423.99
8.1.260.0070.00726.35
8.1.250.0080.00028.09
8.1.240.0070.00423.96
8.1.230.0090.00318.02
8.1.220.0040.00417.78
8.1.210.0040.00418.77
8.1.200.0030.00617.61
8.1.190.0000.00817.60
8.1.180.0040.00418.10
8.1.170.0080.00018.52
8.1.160.0000.00818.98
8.1.150.0030.00618.89
8.1.140.0040.00417.70
8.1.130.0070.00017.79
8.1.120.0030.00517.58
8.1.110.0040.00417.71
8.1.100.0050.00317.69
8.1.90.0040.00417.74
8.1.80.0070.00017.58
8.1.70.0000.00717.66
8.1.60.0060.00317.80
8.1.50.0050.00317.71
8.1.40.0030.00617.66
8.1.30.0000.00817.77
8.1.20.0000.00817.75
8.1.10.0000.00817.77
8.1.00.0000.01017.68
8.0.300.0040.00418.77
8.0.290.0070.00017.00
8.0.280.0040.00418.45
8.0.270.0050.00217.32
8.0.260.0000.00816.98
8.0.250.0040.00417.07
8.0.240.0060.00317.16
8.0.230.0000.00817.19
8.0.220.0000.00716.96
8.0.210.0040.00417.02
8.0.200.0000.00717.14
8.0.190.0050.00317.09
8.0.180.0050.00317.00
8.0.170.0030.00517.06
8.0.160.0080.00317.16
8.0.150.0000.00817.03
8.0.140.0050.00317.08
8.0.130.0000.00613.46
8.0.120.0000.00817.08
8.0.110.0040.00416.99
8.0.100.0060.00316.96
8.0.90.0050.00317.21
8.0.80.0120.00917.12
8.0.70.0000.00716.93
8.0.60.0070.00017.02
8.0.50.0000.00817.03
8.0.30.0100.01017.29
8.0.20.0190.01017.41
8.0.10.0000.00817.24
8.0.00.0140.00816.91
7.4.330.0050.00016.85
7.4.320.0030.00616.89
7.4.300.0050.00516.78
7.4.290.0080.00016.68
7.4.280.0050.00216.88
7.4.270.0030.00316.79
7.4.260.0030.00313.66
7.4.250.0000.00816.85
7.4.240.0000.00816.88
7.4.230.0040.00416.53
7.4.220.0160.00016.83
7.4.210.0070.00716.84
7.4.200.0000.00716.66
7.4.190.0030.00316.80
7.4.160.0150.00316.79
7.4.150.0080.01117.40
7.4.140.0080.01417.86
7.4.130.0090.01116.67
7.4.120.0140.00416.88
7.4.110.0130.00816.59
7.4.100.0180.00916.67
7.4.90.0070.01816.83
7.4.80.0160.00719.39
7.4.70.0040.01416.63
7.4.60.0060.01916.79
7.4.50.0060.00316.84
7.4.40.0000.00922.77
7.4.30.0070.01416.66
7.4.00.0080.00815.11
7.3.330.0000.00613.50
7.3.320.0000.00613.50
7.3.310.0030.00316.58
7.3.300.0000.00716.50
7.3.290.0070.00716.47
7.3.280.0060.01316.54
7.3.270.0150.00317.40
7.3.260.0070.01118.24
7.3.250.0110.00816.68
7.3.240.0080.00916.78
7.3.230.0140.00916.78
7.3.210.0100.00716.53
7.3.200.0080.01219.39
7.3.190.0120.00616.87
7.3.180.0070.01016.75
7.3.170.0070.01116.74
7.3.160.0030.01316.84
7.3.120.0100.00514.91
7.3.110.0030.01515.05
7.3.100.0130.00015.09
7.3.90.0060.00915.05
7.3.80.0080.00415.02
7.3.70.0040.01115.01
7.3.60.0080.00815.08
7.3.50.0070.00415.11
7.3.40.0030.01414.88
7.3.30.0060.01315.11
7.3.20.0070.00316.86
7.3.10.0090.00616.56
7.3.00.0030.00616.79
7.2.330.0060.01216.93
7.2.320.0100.01316.74
7.2.310.0200.00416.91
7.2.300.0100.00716.92
7.2.290.0070.01016.90
7.2.250.0100.01315.25
7.2.240.0140.00715.29
7.2.230.0060.01015.35
7.2.220.0030.00615.25
7.2.210.0040.00815.35
7.2.200.0070.01015.11
7.2.190.0100.00715.01
7.2.180.0030.01015.17
7.2.170.0070.01015.41
7.2.00.0070.00719.85
7.1.330.0040.01115.97
7.1.320.0030.00816.22
7.1.310.0000.01416.21
7.1.300.0100.00316.00
7.1.290.0030.01316.14
7.1.280.0130.00615.93
7.1.270.0030.00615.90
7.1.260.0060.00915.98
7.1.200.0030.00916.14
7.1.100.0230.01316.68
7.1.70.0100.00717.39
7.1.60.0070.00717.54
7.1.50.0030.01017.25
7.1.40.0080.00417.11
7.1.30.0110.00416.98
7.1.20.0090.00317.07
7.1.10.0080.00016.81
7.1.00.0080.00017.24
7.0.200.0040.00416.96
7.0.190.0080.00416.70
7.0.180.0030.00516.46
7.0.170.0040.00416.61
7.0.160.0000.01116.59
7.0.150.0050.00316.59
7.0.140.0040.01116.56
7.0.130.0000.00816.81
7.0.120.0000.00917.06
7.0.110.0050.00216.85
7.0.100.0050.00516.61
7.0.90.0030.00616.92
7.0.80.0050.00516.75
7.0.70.0090.00316.54
7.0.60.0030.01416.26
7.0.50.0030.00716.80
7.0.40.0000.01115.54
7.0.30.0000.00815.54
7.0.20.0030.00715.54
7.0.10.0030.01015.54
7.0.00.0080.00315.54
5.6.300.0060.04520.82
5.6.290.0030.04820.80
5.6.280.0030.05321.06
5.6.270.0070.04120.88
5.6.260.0070.04220.98
5.6.250.0030.04120.89
5.6.240.0030.04520.91
5.6.230.0030.04420.88
5.6.220.0030.08020.98
5.6.210.0030.04421.07
5.6.200.0000.04920.88
5.6.190.0000.04920.82
5.6.180.0000.04620.94
5.6.170.0070.03720.94
5.6.160.0130.03020.84
5.6.150.0100.08121.06
5.6.140.0030.04521.04
5.6.130.0060.03820.84
5.6.120.0070.07620.87
5.6.110.0060.04120.99
5.6.100.0000.05920.82
5.6.90.0100.06521.01
5.6.80.0030.03820.22
5.6.70.0000.08020.15
5.6.60.0000.04420.37
5.6.50.0100.05720.23
5.6.40.0000.07720.17
5.6.30.0000.07420.43
5.6.20.0070.06220.11
5.6.10.0000.07820.31
5.6.00.0000.08420.12
5.5.380.0060.03617.46
5.5.370.0070.03717.66
5.5.360.0030.08217.45
5.5.350.0030.05417.54
5.5.340.0000.04518.09
5.5.330.0060.03817.84
5.5.320.0030.04218.06
5.5.310.0000.04218.12
5.5.300.0090.03517.71
5.5.290.0030.04318.13
5.5.280.0000.08117.86
5.5.270.0030.04717.70
5.5.260.0000.04417.86
5.5.250.0000.04317.93
5.5.240.0000.05917.40
5.5.230.0030.04317.41
5.5.220.0070.03417.47
5.5.210.0060.07517.44
5.5.200.0120.02817.48
5.5.190.0030.08117.44
5.5.180.0070.07917.45
5.5.160.0070.07217.45
5.5.150.0070.04017.48
5.5.140.0030.04117.53
5.5.130.0000.05317.52
5.5.120.0000.04017.05
5.5.110.0090.03117.11
5.5.100.0030.03717.36
5.5.90.0060.04817.34
5.5.80.0030.03617.38
5.5.70.0000.04617.08
5.5.60.0060.04417.34
5.5.50.0030.04417.33
5.5.40.0030.04017.07
5.5.30.0210.03517.33
5.5.20.0030.03716.94
5.5.10.0090.03217.41
5.5.00.0030.03817.30
5.4.450.0030.04019.26
5.4.440.0000.04819.39
5.4.430.0030.04319.46
5.4.420.0030.05019.31
5.4.410.0000.05519.27
5.4.400.0030.06518.90
5.4.390.0030.03819.12
5.4.380.0070.03618.96
5.4.370.0070.07018.93
5.4.360.0030.08119.21
5.4.350.0070.04018.90
5.4.340.0070.08218.93
5.4.320.0100.04819.06
5.4.310.0000.04418.99
5.4.300.0070.04119.07
5.4.290.0030.04118.92
5.4.280.0030.03918.97
5.4.270.0090.03119.07
5.4.260.0030.03719.07
5.4.250.0030.04118.98
5.4.240.0030.04119.14
5.4.230.0030.04018.98
5.4.220.0030.04619.09
5.4.210.0030.03919.20
5.4.200.0300.03718.92
5.4.190.0030.04619.11
5.4.180.0030.03618.98
5.4.170.0030.04019.25
5.4.160.0070.03319.04
5.4.150.0000.04119.21
5.4.140.0060.03116.54
5.4.130.0030.03516.51
5.4.120.0000.03616.59
5.4.110.0030.03516.82
5.4.100.0030.05516.76
5.4.90.0030.03816.69
5.4.80.0030.03316.53
5.4.70.0060.03216.75
5.4.60.0070.04016.63
5.4.50.0040.04616.46
5.4.40.0030.04016.74
5.4.30.0100.02916.45
5.4.20.0030.03616.70
5.4.10.0070.03416.71
5.4.00.0000.03616.03
5.3.290.0000.04515.54
5.3.280.0160.03115.54
5.3.270.0160.03815.54
5.3.260.0030.04715.54
5.3.250.0000.03815.54
5.3.240.0070.05015.54
5.3.230.0030.03515.54
5.3.220.0030.04015.54
5.3.210.0070.07215.54
5.3.200.0000.03815.54
5.3.190.0170.02615.54
5.3.180.0100.03015.54
5.3.170.0070.03115.54
5.3.160.0030.06115.54
5.3.150.0030.04315.54
5.3.140.0000.04215.54
5.3.130.0030.04115.54
5.3.120.0100.04015.54
5.3.110.0000.04615.54
5.3.100.0030.03415.54
5.3.90.0000.03815.54
5.3.80.0030.03815.54
5.3.70.0030.03615.54
5.3.60.0030.04215.54
5.3.50.0030.03615.54
5.3.40.0060.03515.54
5.3.30.0030.03515.54
5.3.20.0230.03615.54
5.3.10.0110.02815.54
5.3.00.0070.03315.54
5.2.170.0000.03315.54
5.2.160.0000.03215.54
5.2.150.0030.03315.54
5.2.140.0000.04415.54
5.2.130.0000.04115.54
5.2.120.0040.02915.54
5.2.110.0030.02915.54
5.2.100.0030.02815.54
5.2.90.0040.02815.54
5.2.80.0000.03215.54
5.2.70.0000.03315.54
5.2.60.0000.03515.54
5.2.50.0070.02415.54
5.2.40.0000.03215.54
5.2.30.0030.06515.54
5.2.20.0030.03115.54
5.2.10.0000.03215.54
5.2.00.0030.03415.54
5.1.60.0000.02515.54
5.1.50.0030.02715.54
5.1.40.0030.05715.54
5.1.30.0030.03815.54
5.1.20.0070.05915.54
5.1.10.0030.05915.54
5.1.00.0070.05315.54
5.0.50.0070.02915.54
5.0.40.0000.03315.54
5.0.30.0030.05415.54
5.0.20.0060.02615.54
5.0.10.0030.03615.54
5.0.00.0070.03715.54
4.4.90.0030.01315.54
4.4.80.0030.01615.54
4.4.70.0060.01815.54
4.4.60.0000.02215.54
4.4.50.0070.01315.54
4.4.40.0040.02115.54
4.4.30.0030.03515.54
4.4.20.0040.02215.54
4.4.10.0030.04215.54
4.4.00.0030.02315.54
4.3.110.0060.03115.54
4.3.100.0000.04015.54
4.3.90.0030.01915.54
4.3.80.0000.02615.54
4.3.70.0000.03015.54
4.3.60.0030.01315.54
4.3.50.0030.01315.54
4.3.40.0040.02215.54
4.3.30.0030.01615.54
4.3.20.0000.01715.54
4.3.10.0030.01615.54
4.3.00.0040.01515.54

preferences:
42.67 ms | 401 KiB | 5 Q