3v4l.org

run code in 300+ PHP versions simultaneously
<?php function normalise_ip($address) { $address = trim(strtolower($address)); $ipv4Expr = '/^\[?(?:(?:(?:0{1,4}:){1,5}|:):?ffff:)?(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})]?$/i'; $ipv6Expr = '/^\[?((?:[0-9a-f]{1,4}:?|::)+)]?$/i'; if (preg_match($ipv4Expr, $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', $num); } else if (preg_match($ipv6Expr, $address, $matches)) { // IPv6 address $parts = explode(':', $matches[1]); $numParts = count($parts); if ($parts[0] === '') { array_splice($parts, 0, 2, array_fill(0, 8 - ($numParts - 2), '0000')); } else if ($parts[$numParts - 1] === '') { array_splice($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('[::ffff:192.168.0.1]') . "\n"; echo normalise_ip('[0:0:0:0:0:ffff:192.168.0.1]') . "\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)
8.3.60.0120.00318.43
8.3.50.0120.00922.24
8.3.40.0080.00819.13
8.3.30.0080.00819.00
8.3.20.0040.00418.90
8.3.10.0080.00021.09
8.3.00.0000.00823.51
8.2.180.0150.00616.88
8.2.170.0100.01022.96
8.2.160.0100.00320.66
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0000.00819.50
8.2.110.0030.00622.27
8.2.100.0060.00618.16
8.2.90.0060.00319.28
8.2.80.0080.00018.04
8.2.70.0040.00417.88
8.2.60.0030.00518.18
8.2.50.0030.00618.07
8.2.40.0000.00818.28
8.2.30.0000.00819.82
8.2.20.0000.00717.91
8.2.10.0040.00417.98
8.2.00.0000.00817.86
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00322.46
8.1.230.0000.01221.07
8.1.220.0060.00318.77
8.1.210.0030.00619.16
8.1.200.0040.00817.60
8.1.190.0030.00517.55
8.1.180.0030.00518.10
8.1.170.0000.00818.81
8.1.160.0000.00819.00
8.1.150.0040.00418.81
8.1.140.0040.00417.68
8.1.130.0070.00017.93
8.1.120.0040.00417.76
8.1.110.0040.00717.61
8.1.100.0040.00417.76
8.1.90.0040.00417.66
8.1.80.0040.00417.69
8.1.70.0000.00717.60
8.1.60.0000.00917.80
8.1.50.0040.00417.78
8.1.40.0030.00517.75
8.1.30.0000.00817.87
8.1.20.0090.00017.89
8.1.10.0080.00017.75
8.1.00.0040.00717.77
8.0.300.0020.00520.10
8.0.290.0000.00817.00
8.0.280.0020.00518.61
8.0.270.0070.00017.38
8.0.260.0070.00016.92
8.0.250.0000.00817.03
8.0.240.0000.00817.08
8.0.230.0000.00717.19
8.0.220.0030.00317.01
8.0.210.0050.00217.04
8.0.200.0030.00317.17
8.0.190.0060.00317.19
8.0.180.0040.00417.04
8.0.170.0070.00017.11
8.0.160.0030.00317.02
8.0.150.0000.00917.01
8.0.140.0060.00317.09
8.0.130.0000.00613.51
8.0.120.0000.00717.07
8.0.110.0040.00417.16
8.0.100.0050.00317.01
8.0.90.0000.00817.18
8.0.80.0130.00717.09
8.0.70.0040.00417.16
8.0.60.0040.00417.11
8.0.50.0040.00417.02
8.0.30.0130.00717.37
8.0.20.0090.01017.49
8.0.10.0070.00017.21
8.0.00.0090.01417.10
7.4.330.0000.00614.88
7.4.320.0000.00816.90
7.4.300.0070.00016.87
7.4.290.0040.00416.93
7.4.280.0030.00616.93
7.4.270.0030.00316.79
7.4.260.0060.00013.59
7.4.250.0040.00416.89
7.4.240.0050.00216.80
7.4.230.0070.00016.89
7.4.220.0100.00716.88
7.4.210.0070.01016.83
7.4.200.0030.00316.60
7.4.190.0030.00717.05
7.4.160.0070.01016.97
7.4.150.0060.01217.40
7.4.140.0130.00517.86
7.4.130.0110.00516.74
7.4.120.0090.00816.83
7.4.110.0090.00916.67
7.4.100.0070.01016.61
7.4.90.0130.00716.77
7.4.80.0090.01519.37
7.4.70.0000.01916.64
7.4.60.0080.00816.74
7.4.50.0070.00016.80
7.4.40.0040.01422.27
7.4.30.0100.00616.82
7.4.00.0080.00815.34
7.3.330.0050.00013.36
7.3.320.0000.00513.51
7.3.310.0070.00016.41
7.3.300.0000.00716.62
7.3.290.0150.00616.45
7.3.280.0050.01216.52
7.3.270.0090.00917.40
7.3.260.0090.00918.24
7.3.250.0080.01016.58
7.3.240.0070.01016.61
7.3.230.0090.01016.56
7.3.210.0030.01516.50
7.3.200.0060.01219.39
7.3.190.0070.01016.66
7.3.180.0060.01216.80
7.3.170.0060.01316.64
7.3.160.0060.01016.52
7.3.120.0070.00714.95
7.3.10.0040.00716.80
7.3.00.0070.00416.65
7.2.330.0120.00616.92
7.2.320.0100.00717.00
7.2.310.0060.01916.86
7.2.300.0030.01316.95
7.2.290.0100.01416.94
7.2.130.0000.01316.75
7.2.120.0110.00317.35
7.2.110.0030.00716.95
7.2.100.0100.00317.17
7.2.90.0060.00616.98
7.2.80.0060.00616.90
7.2.70.0060.00917.13
7.2.60.0080.00817.24
7.2.50.0030.00817.25
7.2.40.0000.01417.19
7.2.30.0090.00617.30
7.2.20.0000.01117.30
7.2.10.0000.01517.29
7.2.00.0020.01218.57
7.1.250.0120.00416.00
7.1.200.0110.00315.93
7.1.100.0000.01018.24
7.1.70.0030.00517.41
7.1.60.0190.00719.40
7.1.50.0090.01517.29
7.1.00.0030.07022.38
7.0.200.0100.00017.12
7.0.140.0030.07021.95
7.0.70.0130.08020.06
7.0.60.0100.08320.10
7.0.50.0000.06720.36
7.0.40.0070.08320.18
7.0.30.0070.08720.14
7.0.20.0130.07720.17
7.0.10.0130.08320.05
7.0.00.0030.04319.99
5.6.280.0030.07320.94
5.6.220.0170.05720.63
5.6.210.0000.09020.46
5.6.200.0000.08321.06
5.6.190.0030.06021.09
5.6.180.0070.08021.06
5.6.170.0070.08321.10
5.6.160.0030.04020.95
5.6.150.0070.06021.18
5.6.140.0100.07321.02
5.6.130.0070.06321.05
5.6.120.0100.08021.11
5.6.110.0100.05720.95
5.6.100.0000.08321.11
5.6.90.0030.05021.13
5.6.80.0030.05720.41
5.6.70.0130.03020.50
5.6.60.0100.03720.41
5.6.50.0030.04020.57
5.6.40.0030.04020.54
5.6.30.0000.05720.45
5.6.20.0030.04320.38
5.6.10.0030.05020.42
5.6.00.0030.04020.39
5.5.360.0000.05020.42
5.5.350.0070.08020.45
5.5.340.0000.09320.79
5.5.330.0030.09020.95
5.5.320.0100.08720.89
5.5.310.0070.08320.90
5.5.300.0070.08320.79
5.5.290.0130.08020.65
5.5.280.0070.08720.90
5.5.270.0130.08320.81
5.5.260.0070.05320.83
5.5.250.0070.03720.73
5.5.240.0070.04020.32
5.5.230.0100.03320.15
5.5.220.0070.03720.25
5.5.210.0070.05020.29
5.5.200.0030.04020.01
5.5.190.0130.03720.27
5.5.180.0070.03720.19
5.5.160.0000.04320.24
5.5.150.0030.04020.27
5.5.140.0070.06320.27
5.5.130.0030.03720.24
5.5.120.0100.07020.27
5.5.110.0030.04320.16
5.5.100.0030.04020.18
5.5.90.0030.03720.18
5.5.80.0070.04320.17
5.5.70.0070.03720.08
5.5.60.0100.03320.16
5.5.50.0000.03320.15
5.5.40.0070.03719.97
5.5.30.0070.03720.17
5.5.20.0070.07720.02
5.5.10.0000.04719.99
5.5.00.0000.04320.05
5.4.450.0030.04019.45
5.4.440.0030.06319.41
5.4.430.0170.07319.46
5.4.420.0100.07019.46
5.4.410.0030.05019.20
5.4.400.0170.07018.85
5.4.390.0070.04719.03
5.4.380.0100.07318.90
5.4.370.0130.03019.23
5.4.360.0070.03319.02
5.4.350.0030.03719.16
5.4.340.0130.05718.91
5.4.320.0100.03319.12
5.4.310.0030.03719.04
5.4.300.0030.05319.22
5.4.290.0100.03019.13
5.4.280.0000.08019.05
5.4.270.0030.05719.03
5.4.260.0030.04718.95
5.4.250.0000.05319.04
5.4.240.0000.04018.94
5.4.230.0030.03319.04
5.4.220.0100.04719.04
5.4.210.0000.05019.00
5.4.200.0070.04019.20
5.4.190.0030.03719.14
5.4.180.0100.04019.07
5.4.170.0000.05319.03
5.4.160.0070.06719.02
5.4.150.0070.06319.11
5.4.140.0100.02716.51
5.4.130.0130.04316.46
5.4.120.0030.03716.48
5.4.110.0030.04716.55
5.4.100.0000.03716.39
5.4.90.0000.03716.49
5.4.80.0070.03016.54
5.4.70.0000.03716.40
5.4.60.0000.03716.34
5.4.50.0000.05016.30
5.4.40.0030.07716.29
5.4.30.0030.07716.45
5.4.20.0070.07016.44
5.4.10.0000.08316.39
5.4.00.0070.04015.88
5.3.290.0070.03314.70
5.3.280.0000.03714.64
5.3.270.0030.04314.78
5.3.260.0000.04714.63
5.3.250.0000.04314.59
5.3.240.0000.05314.68
5.3.230.0070.05014.73
5.3.220.0000.05314.69
5.3.210.0070.03314.58
5.3.200.0000.04314.56
5.3.190.0070.03314.53
5.3.180.0070.07314.73
5.3.170.0030.04314.53
5.3.160.0030.03714.65
5.3.150.0100.04714.60
5.3.140.0030.07714.68
5.3.130.0000.07314.61
5.3.120.0000.04714.50
5.3.110.0030.08314.57
5.3.100.0000.08013.98
5.3.90.0070.07014.03
5.3.80.0030.07013.94
5.3.70.0030.07014.16
5.3.60.0000.07314.07
5.3.50.0030.07314.09
5.3.40.0000.07714.02
5.3.30.0000.07713.99
5.3.20.0030.07013.82
5.3.10.0030.08013.78
5.3.00.0000.07013.72
5.2.170.0000.06311.07
5.2.160.0000.05711.30
5.2.150.0000.05311.21
5.2.140.0000.06311.30
5.2.130.0000.06711.15
5.2.120.0030.06011.04
5.2.110.0000.06311.11
5.2.100.0030.05311.23
5.2.90.0000.06311.13
5.2.80.0000.07011.19
5.2.70.0000.05310.98
5.2.60.0000.06310.98
5.2.50.0000.05311.07
5.2.40.0000.06311.06
5.2.30.0030.06010.94
5.2.20.0130.05710.99
5.2.10.0000.05310.95
5.2.00.0030.06010.89
5.1.60.0030.05010.89
5.1.50.0000.05710.89
5.1.40.0000.05710.89
5.1.30.0100.04010.89
5.1.20.0030.05310.89
5.1.10.0030.05010.89
5.1.00.0000.05710.89
5.0.50.0030.05010.89
5.0.40.0000.04710.89
5.0.30.0030.06710.89
5.0.20.0030.03710.89
5.0.10.0030.04010.89
5.0.00.0000.07010.89
4.4.90.0030.03310.89
4.4.80.0000.03710.89
4.4.70.0030.03310.89
4.4.60.0030.03310.89
4.4.50.0000.04010.89
4.4.40.0000.05310.89
4.4.30.0030.02710.89
4.4.20.0000.03310.89
4.4.10.0030.03710.89
4.4.00.0000.05710.89
4.3.110.0030.03310.89
4.3.100.0030.02310.89
4.3.90.0000.03710.89
4.3.80.0000.03710.89
4.3.70.0070.03010.89
4.3.60.0030.03310.89
4.3.50.0000.03710.89
4.3.40.0070.05010.89
4.3.30.0000.03710.89
4.3.20.0000.04010.89
4.3.10.0000.04010.89
4.3.00.0070.03310.89

preferences:
60.64 ms | 400 KiB | 5 Q