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"; 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)
8.3.60.0120.00316.50
8.3.50.0150.00716.62
8.3.40.0110.00419.09
8.3.30.0150.00018.96
8.3.20.0040.00419.02
8.3.10.0070.00320.64
8.3.00.0040.00419.51
8.2.180.0120.00416.88
8.2.170.0160.00322.96
8.2.160.0130.00620.89
8.2.150.0030.00624.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0030.00621.26
8.2.110.0120.00019.50
8.2.100.0110.00017.95
8.2.90.0040.00419.42
8.2.80.0050.00317.97
8.2.70.0060.00318.00
8.2.60.0000.00818.16
8.2.50.0050.00518.07
8.2.40.0050.00318.34
8.2.30.0040.00418.21
8.2.20.0030.00617.98
8.2.10.0080.00018.00
8.2.00.0080.00017.95
8.1.280.0160.00325.92
8.1.270.0080.00024.66
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0060.00321.37
8.1.230.0040.00817.76
8.1.220.0040.00417.91
8.1.210.0050.00318.77
8.1.200.0050.00517.73
8.1.190.0050.00317.61
8.1.180.0040.00418.10
8.1.170.0030.00618.79
8.1.160.0080.00019.05
8.1.150.0030.00618.89
8.1.140.0020.00517.76
8.1.130.0030.00317.86
8.1.120.0000.00717.64
8.1.110.0070.00017.58
8.1.100.0000.00717.63
8.1.90.0000.00717.56
8.1.80.0050.00317.62
8.1.70.0000.00717.66
8.1.60.0030.00617.71
8.1.50.0000.00817.59
8.1.40.0040.00417.61
8.1.30.0000.00817.90
8.1.20.0040.00417.79
8.1.10.0040.00417.68
8.1.00.0060.00317.61
8.0.300.0000.00818.77
8.0.290.0000.00817.00
8.0.280.0000.00818.53
8.0.270.0080.00017.25
8.0.260.0000.00718.56
8.0.250.0040.00417.18
8.0.240.0040.00417.21
8.0.230.0000.00717.09
8.0.220.0070.00017.09
8.0.210.0070.00016.94
8.0.200.0030.00517.19
8.0.190.0030.00517.04
8.0.180.0070.00017.16
8.0.170.0060.00317.03
8.0.160.0000.00717.10
8.0.150.0070.00017.14
8.0.140.0030.00617.03
8.0.130.0000.00613.45
8.0.120.0000.00817.02
8.0.110.0060.00317.15
8.0.100.0000.00716.98
8.0.90.0000.00716.93
8.0.80.0080.00817.05
8.0.70.0080.00017.03
8.0.60.0000.00816.88
8.0.50.0030.00516.96
8.0.30.0060.01417.49
8.0.20.0140.00517.16
8.0.10.0040.00417.24
8.0.00.0080.01216.99
7.4.330.0050.00013.31
7.4.320.0030.00316.86
7.4.300.0030.00316.70
7.4.290.0000.00716.82
7.4.280.0040.00416.84
7.4.270.0040.00416.84
7.4.260.0000.00513.39
7.4.250.0080.00016.79
7.4.240.0000.00716.86
7.4.230.0000.00716.92
7.4.220.0070.01316.66
7.4.210.0060.01016.82
7.4.200.0000.00716.80
7.4.190.0030.00516.74
7.4.160.0140.00316.63
7.4.150.0080.01116.61
7.4.140.0120.00716.81
7.4.130.0150.00416.73
7.4.120.0120.00616.78
7.4.110.0150.00316.70
7.4.100.0100.00716.69
7.4.90.0120.00616.56
7.4.80.0070.01019.39
7.4.70.0040.01416.87
7.4.60.0100.00716.80
7.4.50.0030.01016.64
7.4.40.0130.00316.80
7.4.30.0160.00016.64
7.4.00.0050.01215.27
7.3.330.0030.00313.55
7.3.320.0060.00013.41
7.3.310.0030.00316.58
7.3.300.0000.00716.62
7.3.290.0100.01316.50
7.3.280.0090.01116.49
7.3.270.0100.00716.57
7.3.260.0150.00316.58
7.3.250.0080.01016.67
7.3.240.0070.01016.59
7.3.230.0100.00716.91
7.3.210.0040.01316.67
7.3.200.0060.01016.80
7.3.190.0060.01116.56
7.3.180.0030.01716.39
7.3.170.0070.01116.54
7.3.160.0110.00716.69
7.3.120.0050.01214.98
7.3.110.0030.01715.01
7.3.100.0030.01314.97
7.3.90.0100.00314.95
7.3.80.0080.00815.07
7.3.70.0060.00915.10
7.3.60.0070.00714.97
7.3.50.0000.01315.13
7.3.40.0080.00515.15
7.3.30.0090.00314.81
7.3.20.0030.01217.04
7.3.10.0040.01116.84
7.3.00.0000.01516.99
7.2.330.0110.00716.89
7.2.320.0120.00616.88
7.2.310.0080.01416.82
7.2.300.0090.00916.97
7.2.290.0060.01116.94
7.2.250.0110.00415.34
7.2.240.0160.00615.31
7.2.230.0100.00715.32
7.2.220.0000.01715.51
7.2.210.0030.00915.43
7.2.200.0100.00315.25
7.2.190.0070.01015.23
7.2.180.0030.01015.27
7.2.170.0000.01215.36
7.2.60.0000.01017.28
7.1.330.0080.00616.32
7.1.320.0070.00715.90
7.1.310.0040.00815.97
7.1.300.0090.00615.88
7.1.290.0070.00716.01
7.1.280.0030.01016.19
7.1.270.0060.00615.91
7.1.260.0140.00015.66
7.1.200.0100.00315.83
7.1.70.0030.00717.40
7.1.60.0040.00817.48
7.1.50.0000.01217.18
7.1.40.0030.00916.77
7.1.30.0040.01116.79
7.1.20.0030.00917.07
7.1.10.0030.00516.79
7.1.00.0000.00917.11
7.0.200.0040.00416.67
7.0.190.0000.00717.03
7.0.180.0090.00016.50
7.0.170.0080.00016.32
7.0.160.0040.00416.66
7.0.150.0000.00816.43
7.0.140.0030.00516.59
7.0.130.0000.00716.90
7.0.120.0080.00016.70
7.0.110.0000.01016.57
7.0.100.0000.00816.64
7.0.90.0030.01216.66
7.0.80.0000.00816.43
7.0.70.0040.00416.55
7.0.60.0030.00516.54
7.0.50.0040.00716.68
7.0.40.0000.01416.27
7.0.30.0080.00816.27
7.0.20.0100.00716.27
7.0.10.0030.01116.27
7.0.00.0000.00716.27
5.6.300.0070.06020.61
5.6.290.0000.04420.69
5.6.280.0000.04920.71
5.6.270.0230.02920.94
5.6.260.0030.05420.83
5.6.250.0030.08421.00
5.6.240.0100.03421.03
5.6.230.0030.04520.96
5.6.220.0070.03720.88
5.6.210.0100.03321.01
5.6.200.0030.04221.02
5.6.190.0030.04720.98
5.6.180.0070.06920.98
5.6.170.0000.05520.84
5.6.160.0000.04620.78
5.6.150.0100.08620.80
5.6.140.0030.04220.90
5.6.130.0030.05220.71
5.6.120.0030.05220.88
5.6.110.0100.03520.96
5.6.100.0160.05320.79
5.6.90.0030.04220.94
5.6.80.0060.07120.21
5.6.70.0000.04720.16
5.6.60.0030.07720.21
5.6.50.0030.08320.18
5.6.40.0140.04520.07
5.6.30.0030.04720.28
5.6.20.0030.05120.26
5.6.10.0030.04220.32
5.6.00.0000.04520.14
5.5.380.0030.04117.65
5.5.370.0030.04317.41
5.5.360.0000.04317.63
5.5.350.0030.04217.52
5.5.340.0130.06917.70
5.5.330.0030.05417.70
5.5.320.0030.04718.08
5.5.310.0070.08318.01
5.5.300.0130.05618.16
5.5.290.0000.04818.08
5.5.280.0000.04517.83
5.5.270.0070.07818.11
5.5.260.0030.07018.07
5.5.250.0030.06017.51
5.5.240.0030.08017.21
5.5.230.0070.06517.46
5.5.220.0070.06717.37
5.5.210.0100.07617.23
5.5.200.0100.03917.07
5.5.190.0070.04517.36
5.5.180.0160.03217.47
5.5.160.0070.05317.46
5.5.150.0100.05717.21
5.5.140.0000.04417.05
5.5.130.0100.03317.18
5.5.120.0060.03817.36
5.5.110.0070.04217.44
5.5.100.0070.04017.34
5.5.90.0170.02717.34
5.5.80.0140.02817.37
5.5.70.0130.03917.34
5.5.60.0100.04017.34
5.5.50.0130.03217.10
5.5.40.0030.04017.32
5.5.30.0070.03917.24
5.5.20.0030.04016.98
5.5.10.0000.04517.27
5.5.00.0070.04017.24
5.4.450.0030.04319.41
5.4.440.0130.03619.41
5.4.430.0030.06019.48
5.4.420.0070.05019.24
5.4.410.0030.07319.08
5.4.400.0030.04918.99
5.4.390.0100.07919.11
5.4.380.0100.07419.05
5.4.370.0070.06319.08
5.4.360.0070.04719.07
5.4.350.0100.04018.98
5.4.340.0070.03719.11
5.4.320.0030.04519.09
5.4.310.0030.04418.99
5.4.300.0100.03818.98
5.4.290.0100.03719.23
5.4.280.0030.04419.06
5.4.270.0130.03319.06
5.4.260.0160.02919.16
5.4.250.0060.03519.20
5.4.240.0160.02919.09
5.4.230.0100.03519.11
5.4.220.0100.03318.91
5.4.210.0000.04518.98
5.4.200.0100.03219.07
5.4.190.0070.03718.98
5.4.180.0130.04018.97
5.4.170.0030.04619.08
5.4.160.0000.04418.91
5.4.150.0100.03619.04
5.4.140.0070.03516.82
5.4.130.0000.04716.72
5.4.120.0060.04516.55
5.4.110.0000.04016.54
5.4.100.0070.03316.75
5.4.90.0070.03216.81
5.4.80.0070.03216.80
5.4.70.0070.03416.54
5.4.60.0030.03916.74
5.4.50.0070.04316.46
5.4.40.0030.04716.52
5.4.30.0170.04416.46
5.4.20.0070.03616.57
5.4.10.0100.03916.75
5.4.00.0030.03816.27
5.3.290.0030.04316.27
5.3.280.0060.03916.27
5.3.270.0100.03516.27
5.3.260.0030.04116.27
5.3.250.0000.04516.27
5.3.240.0140.05816.27
5.3.230.0030.03816.27
5.3.220.0100.03216.27
5.3.210.0170.03416.27
5.3.200.0030.03816.27
5.3.190.0070.03416.27
5.3.180.0070.03416.27
5.3.170.0070.03816.27
5.3.160.0070.03716.27
5.3.150.0100.04316.27
5.3.140.0520.02916.27
5.3.130.0070.04316.27
5.3.120.0060.03916.27
5.3.110.0060.03816.27
5.3.100.0100.03316.27
5.3.90.0000.04216.27
5.3.80.0070.03416.27
5.3.70.0070.03616.27
5.3.60.0070.03816.27
5.3.50.0100.03316.27
5.3.40.0070.03716.27
5.3.30.0130.03516.27
5.3.20.0100.04016.27
5.3.10.0030.03716.27
5.3.00.0000.04116.27
5.2.170.0030.03016.27
5.2.160.0060.02516.27
5.2.150.0000.03216.27
5.2.140.0030.02916.27
5.2.130.0090.02516.27
5.2.120.0030.03116.27
5.2.110.0070.03016.27
5.2.100.0030.03516.27
5.2.90.0000.02916.27
5.2.80.0070.03016.27
5.2.70.0000.03116.27
5.2.60.0000.03316.27
5.2.50.0030.02716.27
5.2.40.0000.03216.27
5.2.30.0000.04216.27
5.2.20.0000.03816.27
5.2.10.0000.03116.27
5.2.00.0000.03016.27
5.1.60.0030.03116.27
5.1.50.0030.02216.27
5.1.40.0060.01916.27
5.1.30.0030.02416.27
5.1.20.0030.02416.27
5.1.10.0000.03016.27
5.1.00.0040.02516.27
5.0.50.0000.02316.27
5.0.40.0000.02416.27
5.0.30.0130.02716.27
5.0.20.0030.01916.27
5.0.10.0000.02316.27
5.0.00.0030.02916.27
4.4.90.0030.01916.27
4.4.80.0070.01116.27
4.4.70.0000.01716.27
4.4.60.0030.01316.27
4.4.50.0000.01816.27
4.4.40.0060.02616.27
4.4.30.0000.01716.27
4.4.20.0060.01216.27
4.4.10.0030.02816.27
4.4.00.0000.03316.27
4.3.110.0000.01916.27
4.3.100.0030.01316.27
4.3.90.0000.01716.27
4.3.80.0030.02416.27
4.3.70.0000.01616.27
4.3.60.0040.01916.27
4.3.50.0000.01616.27
4.3.40.0030.02816.27
4.3.30.0030.02316.27
4.3.20.0000.01916.27
4.3.10.0000.01716.27
4.3.00.0030.01516.27

preferences:
47.36 ms | 401 KiB | 5 Q