3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Similarity { protected $data = null; protected $distance = null; public function __construct($data, $distance) { $this->data = (string)$data; $this->distance = (int)$distance; } public function checkMatch($search, callable $checker=null, array $args=[], $return=false) { $data = preg_split('/\s+/', strtolower($this->data), -1, PREG_SPLIT_NO_EMPTY); $search = trim(preg_replace('/\s+/', ' ', strtolower($search))); foreach($this->getAssoc($data, substr_count($search, ' ')+1) as $assoc) { foreach($this->getPermutations($assoc) as $ordered) { $ordered = join(' ', $ordered); $result = call_user_func_array($checker, array_merge([$ordered, $search], $args)); if($result<=$this->distance) { return $return?$ordered:true; } } } return $return?null:false; } protected function getPermutations(array $input) { if(count($input)==1) { return [$input]; } $result = []; foreach($input as $key=>$element) { foreach($this->getPermutations(array_diff_key($input, [$key=>0])) as $subarray) { $result[] = array_merge([$element], $subarray); } } return $result; } protected function nextAssoc($assoc) { if(false !== ($pos = strrpos($assoc, '01'))) { $assoc[$pos] = '1'; $assoc[$pos+1] = '0'; return substr($assoc, 0, $pos+2). str_repeat('0', substr_count(substr($assoc, $pos+2), '0')). str_repeat('1', substr_count(substr($assoc, $pos+2), '1')); } return false; } protected function getAssoc(array $data, $count=2) { if(count($data)<$count) { return null; } $assoc = str_repeat('0', count($data)-$count).str_repeat('1', $count); $result = []; do { $result[]=array_intersect_key($data, array_filter(str_split($assoc))); } while($assoc=$this->nextAssoc($assoc)); return $result; } } $data = 'Niels Faurskov Andersen'; $search = [ 'Niels Andersen', 'Niels Faurskov', 'Niels Faurskov Andersen', 'Nils Faurskov Andersen', 'Nils Andersen', 'niels faurskov', 'niels Fæurskov', 'niffddels Faurskævffre', 'jens grunnet' ]; $checker = new Similarity($data, 2); echo(sprintf('Testing "%s"'.PHP_EOL.PHP_EOL, $data)); foreach($search as $name) { echo(sprintf( 'Name "%s" has %s'.PHP_EOL, $name, ($result=$checker->checkMatch($name, 'levenshtein', [], 1)) ?sprintf('matched with "%s"', $result) :'mismatched' ) ); }

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)
8.3.60.0120.00318.55
8.3.50.0130.01021.21
8.3.40.0060.00919.21
8.3.30.0060.00920.27
8.3.20.0080.00020.35
8.3.10.0050.00322.10
8.3.00.0000.00822.51
8.2.180.0110.01116.75
8.2.170.0090.00622.96
8.2.160.0000.01422.08
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.96
8.2.110.0070.00320.44
8.2.100.0080.00419.76
8.2.90.0050.00318.34
8.2.80.0030.00619.45
8.2.70.0050.00517.88
8.2.60.0000.00818.16
8.2.50.0040.00418.07
8.2.40.0030.00618.34
8.2.30.0040.00419.43
8.2.20.0080.00017.91
8.2.10.0040.00417.84
8.2.00.0000.00917.91
8.1.280.0070.00725.92
8.1.270.0030.00723.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0000.01022.23
8.1.230.0040.00821.15
8.1.220.0030.00617.91
8.1.210.0000.00918.93
8.1.200.0030.00617.38
8.1.190.0040.00417.75
8.1.180.0090.00018.10
8.1.170.0030.00618.93
8.1.160.0040.00418.88
8.1.150.0000.00818.84
8.1.140.0040.00417.58
8.1.130.0000.00717.89
8.1.120.0000.00717.74
8.1.110.0000.00817.66
8.1.100.0040.00417.55
8.1.90.0000.00817.62
8.1.80.0000.00817.67
8.1.70.0000.00717.65
8.1.60.0000.00917.77
8.1.50.0060.00317.59
8.1.40.0030.00617.61
8.1.30.0080.00017.79
8.1.20.0000.00817.73
8.1.10.0000.00817.72
8.1.00.0050.00317.58
8.0.300.0000.00720.27
8.0.290.0000.00817.30
8.0.280.0070.00018.42
8.0.270.0040.00417.33
8.0.260.0030.00517.00
8.0.250.0030.00317.17
8.0.240.0040.00417.02
8.0.230.0040.00417.11
8.0.220.0050.00217.04
8.0.210.0000.00717.05
8.0.200.0060.00017.08
8.0.190.0000.00917.05
8.0.180.0070.00017.11
8.0.170.0030.00517.16
8.0.160.0040.00417.12
8.0.150.0000.00717.04
8.0.140.0040.00416.93
8.0.130.0080.00013.46
8.0.120.0080.00017.06
8.0.110.0030.00517.09
8.0.100.0050.00316.97
8.0.90.0080.00016.96
8.0.80.0030.01417.04
8.0.70.0000.00816.97
8.0.60.0040.00416.91
8.0.50.0000.00817.08
8.0.30.0090.01317.31
8.0.20.0120.00817.40
8.0.10.0080.00017.25
8.0.00.0140.00517.07
7.4.330.0000.00515.00
7.4.320.0030.00316.64
7.4.300.0070.00016.89
7.4.290.0040.00416.84
7.4.280.0030.00316.86
7.4.270.0000.00816.75
7.4.260.0030.00313.51
7.4.250.0080.00016.80
7.4.240.0040.00416.79
7.4.230.0070.00016.58
7.4.220.0100.01016.82
7.4.210.0090.00816.90
7.4.200.0040.00416.88
7.4.190.0040.00416.82
7.4.160.0030.01316.71
7.4.150.0130.01317.40
7.4.140.0110.00917.86
7.4.130.0110.00716.79
7.4.120.0070.01316.68
7.4.110.0030.01416.96
7.4.100.0140.01116.79
7.4.90.0070.01316.81
7.4.80.0250.03019.39
7.4.70.0090.00916.74
7.4.60.0070.01016.68
7.4.50.0030.00616.56
7.4.40.0030.01222.77
7.4.30.0040.01416.84
7.4.00.0030.01215.10
7.3.330.0050.00013.37
7.3.320.0030.00313.43
7.3.310.0030.00316.66
7.3.300.0040.00416.45
7.3.290.0070.00716.63
7.3.280.0090.01216.57
7.3.270.0070.01017.40
7.3.260.0040.01416.55
7.3.250.0110.00816.59
7.3.240.0110.00716.79
7.3.230.0070.01016.64
7.3.210.0100.00716.81
7.3.200.0120.00919.39
7.3.190.0130.00316.81
7.3.180.0040.01216.59
7.3.170.0030.01216.66
7.3.160.0060.00916.67
7.3.120.0040.01515.02
7.3.110.0030.01515.02
7.3.100.0030.01014.88
7.3.90.0090.00615.36
7.3.80.0030.00915.34
7.3.70.0100.00315.20
7.3.60.0030.00915.03
7.3.50.0070.01015.24
7.3.40.0030.00714.82
7.3.30.0000.00815.14
7.3.20.0040.00416.54
7.3.10.0100.00516.93
7.3.00.0030.01116.93
7.2.330.0160.00316.70
7.2.320.0110.00716.91
7.2.310.0170.00716.80
7.2.300.0100.00716.91
7.2.290.0090.00916.95
7.2.240.0070.01015.41
7.2.230.0090.00915.21
7.2.220.0100.00315.19
7.2.210.0130.00315.44
7.2.200.0040.00815.15
7.2.190.0000.01415.06
7.2.180.0060.01015.48
7.2.170.0060.00615.29
7.2.160.0070.01015.33
7.2.150.0030.01217.13
7.2.140.0060.00617.03
7.2.130.0050.01117.14
7.2.120.0040.00917.01
7.2.110.0000.01217.16
7.2.100.0070.00816.98
7.2.90.0090.00817.18
7.2.80.0110.00516.99
7.2.70.0060.00816.95
7.2.60.0080.00617.02
7.2.50.0070.00917.19
7.2.40.0070.00517.18
7.2.30.0040.01117.19
7.2.20.0080.00517.20
7.2.10.0040.01016.99
7.2.00.0080.00917.98
7.1.330.0120.00315.82
7.1.320.0040.01116.14
7.1.310.0090.00615.91
7.1.300.0070.00715.82
7.1.290.0060.00915.89
7.1.280.0120.00316.14
7.1.270.0000.01015.95
7.1.260.0030.00715.93
7.1.250.0060.00415.82
7.1.100.0060.00318.38
7.1.70.0000.00817.48
7.1.60.0070.01719.32
7.1.50.0000.01217.18
7.1.00.0000.04022.32
7.0.200.0030.00616.79
7.0.140.0100.09022.22
7.0.60.0200.08321.67
7.0.50.0030.04017.94
7.0.40.0070.04319.98
7.0.30.0030.05320.25
7.0.20.0270.07320.14
7.0.10.0070.08320.25
7.0.00.0000.05020.20
5.6.280.0100.07021.01
5.6.210.0170.07020.52
5.6.200.0100.08318.16
5.6.190.0200.07020.55
5.6.180.0100.04320.39
5.6.170.0400.06320.54
5.6.160.0070.05320.54
5.6.150.0030.04718.15
5.6.140.0030.05318.15
5.6.130.0100.04318.24
5.6.120.0030.07021.01
5.6.110.0130.03321.10
5.6.100.0000.04720.99
5.6.90.0130.08021.09
5.6.80.0100.06020.43
5.5.350.0370.07020.36
5.5.340.0100.05317.94
5.5.330.0000.04720.27
5.5.320.0300.05020.49
5.5.310.0200.04320.50
5.5.300.0100.04718.04
5.5.290.0030.05317.94
5.5.280.0070.04320.92
5.5.270.0130.06320.70
5.5.260.0100.08320.89
5.5.250.0070.05020.80
5.5.240.0100.08320.09
5.4.450.0330.04319.37
5.4.440.0330.04019.47
5.4.430.0330.04019.24
5.4.420.0370.04319.47
5.4.410.0370.03719.39
5.4.400.0330.04019.16
5.4.390.0500.02719.22
5.4.380.0400.03719.13
5.4.370.0370.04018.96
5.4.360.0400.03319.24
5.4.350.0400.03319.13
5.4.340.0370.03318.97
5.4.320.0300.04319.10
5.4.310.0300.03718.95
5.4.300.0400.04319.22
5.4.290.0500.06319.19
5.4.280.0570.05319.22
5.4.270.0630.03319.14
5.4.260.0470.04719.17
5.4.250.0630.03719.14
5.4.240.0530.05719.24
5.4.230.0530.05719.18
5.4.220.0400.05718.95
5.4.210.0470.03719.14
5.4.200.0530.04319.21
5.4.190.0530.04718.95
5.4.180.0430.03718.95
5.4.170.0370.04319.18
5.4.160.0500.06019.12
5.4.150.0330.04019.07
5.4.140.0330.04016.45
5.4.130.0430.06716.40
5.4.120.0500.05016.32
5.4.110.0470.06316.48
5.4.100.0470.03316.57
5.4.90.0430.04016.29
5.4.80.0400.07016.44
5.4.70.0470.05716.24
5.4.60.0470.03316.53
5.4.50.0400.03316.25
5.4.40.0730.03016.43
5.4.30.0530.06716.43
5.4.20.0530.05016.43
5.4.10.0630.06016.24
5.4.00.0630.06015.89
5.3.290.0370.03314.67
5.3.280.0570.06014.64
5.3.270.0400.04314.76
5.3.260.0370.03714.65
5.3.250.0400.03314.63
5.3.240.0370.04014.62
5.3.230.0500.06714.59
5.3.220.0500.06314.60
5.3.210.0570.04014.58
5.3.200.0570.05014.46
5.3.190.0630.06014.53
5.3.180.0500.04314.58
5.3.170.0470.06014.55
5.3.160.0470.03314.61
5.3.150.0500.04014.61
5.3.140.0470.03314.61
5.3.130.0630.05714.59
5.3.120.0430.04014.47
5.3.110.0530.06314.59
5.3.100.0430.04314.04
5.3.90.0570.04013.91
5.3.80.0470.06314.02
5.3.70.0500.03314.20
5.3.60.0500.05014.04
5.3.50.0470.05013.85
5.3.40.0370.05014.09
5.3.30.0570.06313.97
5.3.20.0570.06013.62
5.3.10.0530.04313.63
5.3.00.0530.05713.70
5.2.170.0470.04011.19
5.2.160.0370.06011.20
5.2.150.0370.02711.04
5.2.140.0400.03311.07
5.2.130.0500.04711.06
5.2.120.0470.05011.00
5.2.110.0430.03311.10
5.2.100.0600.02711.12
5.2.90.0370.04011.08
5.2.80.0500.04711.01
5.2.70.0530.04710.99
5.2.60.0470.05010.95
5.2.50.0530.04710.99
5.2.40.0370.04711.05
5.2.30.0330.04310.89
5.2.20.0300.05711.04
5.2.10.0370.03710.87
5.2.00.0430.04710.89
5.1.60.0400.04310.02
5.1.50.0300.04310.15
5.1.40.0470.04010.05
5.1.30.0400.04010.34
5.1.20.0400.04310.34
5.1.10.0330.03010.10
5.1.00.0330.05010.14
5.0.50.0230.0408.62
5.0.40.0170.0338.48
5.0.30.0200.0578.25
5.0.20.0200.0308.18
5.0.10.0270.0238.27
5.0.00.0200.0278.30
4.4.90.0170.0177.83
4.4.80.0200.0337.83
4.4.70.0130.0237.83
4.4.60.0170.0207.83
4.4.50.0200.0307.83
4.4.40.0170.0437.83
4.4.30.0200.0177.83
4.4.20.0200.0177.83
4.4.10.0200.0177.83
4.4.00.0230.0477.83
4.3.110.0200.0337.83
4.3.100.0230.0307.83
4.3.90.0200.0307.83
4.3.80.0200.0337.83
4.3.70.0170.0337.83
4.3.60.0170.0337.83
4.3.50.0270.0237.83
4.3.40.0200.0337.83
4.3.30.0100.0307.83
4.3.20.0070.0177.83
4.3.10.0130.0207.83
4.3.00.0100.0337.83

preferences:
62.43 ms | 401 KiB | 5 Q