3v4l.org

run code in 300+ PHP versions simultaneously
<?php function normalise_ip($address) { $address = trim(strtolower($address)); if (preg_match('/^\[?(?:(?:(?:0{0,4}:)*|:):ffff:)?(\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}:?|::)+)]?$/i', $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)
8.3.60.0070.01117.00
8.3.50.0100.00622.25
8.3.40.0070.00718.91
8.3.30.0080.00619.09
8.3.20.0040.00420.29
8.3.10.0000.00721.73
8.3.00.0040.00422.44
8.2.180.0160.00718.50
8.2.170.0040.01122.96
8.2.160.0030.01420.69
8.2.150.0030.00524.18
8.2.140.0000.00824.66
8.2.130.0030.01026.16
8.2.120.0080.00022.13
8.2.110.0070.00322.37
8.2.100.0080.00418.16
8.2.90.0000.00819.31
8.2.80.0040.00418.05
8.2.70.0000.00917.88
8.2.60.0040.00418.05
8.2.50.0030.00618.07
8.2.40.0040.00418.28
8.2.30.0000.00818.27
8.2.20.0040.00418.05
8.2.10.0040.00419.57
8.2.00.0060.00318.03
8.1.280.0000.01825.92
8.1.270.0000.00923.96
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0080.00024.01
8.1.230.0040.00719.17
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.50
8.1.190.0000.00817.42
8.1.180.0050.00318.10
8.1.170.0030.00618.75
8.1.160.0080.00022.11
8.1.150.0080.00018.85
8.1.140.0030.00617.72
8.1.130.0000.00717.85
8.1.120.0080.00017.68
8.1.110.0000.00817.74
8.1.100.0080.00017.57
8.1.90.0050.00217.51
8.1.80.0030.00317.71
8.1.70.0030.00317.54
8.1.60.0030.00617.69
8.1.50.0000.00817.71
8.1.40.0060.00317.73
8.1.30.0080.00017.86
8.1.20.0030.00517.87
8.1.10.0000.00817.66
8.1.00.0000.00717.64
8.0.300.0000.00718.77
8.0.290.0000.00717.04
8.0.280.0000.00718.55
8.0.270.0070.00017.34
8.0.260.0000.00716.91
8.0.250.0000.00717.09
8.0.240.0040.00417.16
8.0.230.0030.00317.07
8.0.220.0050.00317.11
8.0.210.0000.00817.12
8.0.200.0050.00317.04
8.0.190.0030.00417.21
8.0.180.0040.00417.07
8.0.170.0000.00817.04
8.0.160.0070.00017.24
8.0.150.0080.00017.14
8.0.140.0040.00417.03
8.0.130.0060.00013.52
8.0.120.0050.00317.04
8.0.110.0070.00016.95
8.0.100.0040.00417.05
8.0.90.0050.00316.93
8.0.80.0120.00617.07
8.0.70.0040.00417.06
8.0.60.0040.00417.16
8.0.50.0000.00716.91
8.0.30.0120.00817.14
8.0.20.0090.01417.44
8.0.10.0000.00717.18
8.0.00.0130.00716.79
7.4.330.0050.00015.18
7.4.320.0000.00616.79
7.4.300.0030.00716.93
7.4.290.0030.00316.87
7.4.280.0040.00416.87
7.4.270.0030.00316.84
7.4.260.0030.00316.87
7.4.250.0040.00416.73
7.4.240.0060.00216.73
7.4.230.0000.00816.91
7.4.220.0110.00716.77
7.4.210.0080.00716.86
7.4.200.0000.00816.68
7.4.190.0020.00516.95
7.4.160.0070.01016.95
7.4.150.0080.01117.40
7.4.140.0100.00817.86
7.4.130.0060.01116.90
7.4.120.0130.00816.74
7.4.110.0140.00316.58
7.4.100.0100.01116.77
7.4.90.0070.01016.98
7.4.80.0150.00619.39
7.4.70.0060.01216.76
7.4.60.0070.01016.78
7.4.50.0000.00616.79
7.4.40.0030.01422.77
7.4.30.0130.00316.75
7.4.00.0000.01415.34
7.3.330.0030.00313.37
7.3.320.0030.00313.56
7.3.310.0000.00816.54
7.3.300.0070.00016.53
7.3.290.0090.00916.48
7.3.280.0080.00816.49
7.3.270.0110.00617.40
7.3.260.0140.00316.61
7.3.250.0130.00816.92
7.3.240.0090.01616.59
7.3.230.0100.00716.78
7.3.210.0090.00916.84
7.3.200.0070.01019.39
7.3.190.0170.00716.79
7.3.180.0070.01016.62
7.3.170.0150.00616.55
7.3.160.0160.00616.90
7.3.120.0100.00015.34
7.2.330.0180.00016.71
7.2.320.0130.01016.83
7.2.310.0130.01016.91
7.2.300.0000.01816.75
7.2.290.0100.00616.79
7.2.110.0090.00616.88
7.1.200.0000.00716.18
7.1.70.0000.00717.14
7.1.60.0100.01619.29
7.1.50.0110.01417.16
7.1.00.0100.07022.33
7.0.200.0080.00316.95
7.0.140.0000.07722.08
7.0.60.0170.06020.04
7.0.50.0030.09017.93
7.0.40.0100.04720.45
7.0.30.0430.05720.09
7.0.20.0200.05720.25
7.0.10.0170.04320.18
7.0.00.0130.05020.13
5.6.280.0100.06720.88
5.6.210.0070.07020.55
5.6.200.0070.03718.20
5.6.190.0030.04320.57
5.6.180.0100.07720.48
5.6.170.0300.08020.48
5.6.160.0070.08020.52
5.6.150.0070.04018.26
5.6.140.0070.05018.16
5.6.130.0030.08318.19
5.6.120.0070.03721.14
5.6.110.0070.03721.13
5.6.100.0030.04721.00
5.6.90.0030.05020.87
5.6.80.0130.07320.39
5.6.70.0330.06320.41
5.5.350.0070.08020.45
5.5.340.0070.07718.00
5.5.330.0070.08320.41
5.5.320.0000.05020.43
5.5.310.0300.08020.32
5.5.300.0100.07317.98
5.5.290.0100.08318.02
5.5.280.0100.03720.90
5.5.270.0130.08020.86
5.5.260.0030.04320.98
5.5.250.0100.08720.71
5.5.240.0030.04720.20
5.4.450.1230.04019.66
5.4.440.0700.05319.48
5.4.430.0100.05719.56
5.4.420.0630.06319.61
5.4.410.0730.06319.45
5.4.400.0770.06718.89
5.4.390.0700.05719.28
5.4.380.0200.05018.78
5.4.370.0270.05018.52
5.4.360.0200.04318.72
5.4.350.0100.05718.55
5.4.340.0330.05718.77
5.4.320.0080.03812.53
5.4.310.0100.04612.52
5.4.300.0100.03612.53
5.4.290.0110.04512.53
5.4.280.0120.04412.42
5.4.270.0050.04112.42
5.4.260.0080.04112.42
5.4.250.0090.04212.43
5.4.240.0090.03512.42
5.4.230.0130.04212.41
5.4.220.0110.04312.41
5.4.210.0060.03512.41
5.4.200.0150.04312.41
5.4.190.0130.04412.40
5.4.180.0130.04412.40
5.4.170.0170.04012.41
5.4.160.0130.04612.41
5.4.150.0140.04412.40
5.4.140.0120.04512.09
5.4.130.0150.04412.07
5.4.120.0230.03512.05
5.4.110.0220.03612.04
5.4.100.0140.04412.04
5.4.90.0150.04512.04
5.4.80.0130.04612.05
5.4.70.0290.08712.04
5.4.60.0140.04212.04
5.4.50.0160.04112.03
5.4.40.0160.04212.03
5.4.30.0190.03812.02
5.4.20.0160.03912.02
5.4.10.0260.06012.02
5.4.00.0130.04211.50
5.3.290.0140.05312.80
5.3.280.0070.04212.72
5.3.270.0180.04212.72
5.3.260.0160.04512.72
5.3.250.0250.04512.72
5.3.240.0160.04712.72
5.3.230.0200.04412.71
5.3.220.0140.04812.70
5.3.210.0190.04312.69
5.3.200.0210.04012.69
5.3.190.0170.04712.69
5.3.180.0190.04112.69
5.3.170.0200.07112.69
5.3.160.0140.04512.69
5.3.150.0220.03812.69
5.3.140.0150.04412.68
5.3.130.0170.04412.68
5.3.120.0350.06312.67
5.3.110.0210.04212.68
5.3.100.0170.04912.16
5.3.90.0160.04412.13
5.3.80.0390.12112.11
5.3.70.0250.05012.11
5.3.60.0250.05212.10
5.3.50.0570.13712.05
5.3.40.0180.04812.05
5.3.30.0220.04712.03
5.3.20.0480.08111.79
5.3.10.0220.04111.76
5.3.00.0150.04311.74
5.2.170.0120.0359.25
5.2.160.0090.0399.25
5.2.150.0130.0339.25
5.2.140.0130.0349.25
5.2.130.0120.0349.20
5.2.120.0120.0349.20
5.2.110.0090.0399.21
5.2.100.0140.0329.20
5.2.90.0130.0339.20
5.2.80.0120.0349.19
5.2.70.0150.0319.20
5.2.60.0150.0629.15
5.2.50.0120.0349.12
5.2.40.0170.0299.11
5.2.30.0100.0369.09
5.2.20.0180.0309.08
5.2.10.0130.0338.97
5.2.00.0070.0388.82
5.1.60.0070.0328.11
5.1.50.0100.0318.11
5.1.40.0150.0268.10
5.1.30.0140.0308.45
5.1.20.0100.0348.47
5.1.10.0290.0758.19
5.1.00.0070.0348.19
5.0.50.0060.0286.68
5.0.40.0080.0246.53
5.0.30.0060.0396.34
5.0.20.0110.0236.32
5.0.10.0090.0226.29
5.0.00.0090.0366.28
4.4.90.0060.0224.78
4.4.80.0090.0184.75
4.4.70.0100.0194.75
4.4.60.0070.0214.75
4.4.50.0080.0254.77
4.4.40.0070.0284.71
4.4.30.0060.0204.76
4.4.20.0070.0184.84
4.4.10.0080.0184.85
4.4.00.0070.0314.76
4.3.110.0080.0204.67
4.3.100.0060.0204.66
4.3.90.0060.0194.63
4.3.80.0080.0304.59
4.3.70.0180.0394.63
4.3.60.0080.0214.62
4.3.50.0110.0144.63
4.3.40.0070.0274.54
4.3.30.0060.0183.32
4.3.20.0050.0183.30
4.3.10.0040.0193.26
4.3.00.0100.01313.43

preferences:
36.24 ms | 401 KiB | 5 Q