3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Fu { final class Exception extends \Exception { } final class Token { public $tokenType; public $content; public $contentLength; final public function __construct($tokenType, $content, $contentLength) { $this->tokenType = $tokenType; $this->content = $content; $this->contentLength = $contentLength; } } final class Parser { const FU_TOKENTYPE_WHITESPACE = 0x00000001; const FU_TOKENTYPE_DATATYPE_CHAR = 0x00000002; const FU_TOKENTYPE_VARIABLE = 0x00000003; const FU_TOKENTYPE_SEMICOLON = 0x00000004; const FU_TOKENTYPE_ASSIGN = 0x00000005; const FU_TOKENTYPE_LITERAL_INTEGER = 0x00000006; const FU_TOKENTYPE_OPERATOR_ADD = 0x00000007; //const FU_SCOPE_ROOT = 0x00000001; //const FU_SCOPE_DECLARATION_VARIABLE = 0x00000002; //const FU_SCOPE_ final public static function parse($source) { $tokens = []; while ($source !== '') { $token = NULL; switch (substr($source, 0, 1)) { case ' ': case "\t": case "\n": $i = 1; while ($source{$i} === ' ' || $source{$i} === "\t" || $source{$i} === "\n") { ++$i; } $tokens[] = new Token(self::FU_TOKENTYPE_WHITESPACE, substr($source, 0, $i), $i); $source = substr($source, $i); break; case 'c': if (substr($source, 0, 4) === 'char') { $tokens[] = new Token(self::FU_TOKENTYPE_DATATYPE_CHAR, 'char', 4); $source = substr($source, 4); } else { throw new Exception('Parse error at line x, position x; unidentified symbol'); } break; case '$': $i = 1; while (in_array($source{$i}, ['_', 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z'])) { ++$i; } $tokens[] = new Token(self::FU_TOKENTYPE_VARIABLE, substr($source, 0, $i), $i); $source = substr($source, $i); break; case ';': $tokens[] = new Token(self::FU_TOKENTYPE_SEMICOLON, ';', 1); $source = substr($source, 1); break; case '=': $tokens[] = new Token(self::FU_TOKENTYPE_ASSIGN, '=', 1); $source = substr($source, 1); break; case '0': case '1': case '2': case '3': case '4': case '5': case '6': case '7': case '8': case '9': $i = 1; while (in_array($source{$i}, ['0', '1', '2', '3', '4', '5', '6', '7', '8', '9'])) { ++$i; } // TODO: float parsing $tokens[] = new Token(self::FU_TOKENTYPE_LITERAL_INTEGER, substr($source, 0, $i), $i); $source = substr($source, $i); break; case '+': $tokens[] = new Token(self::FU_TOKENTYPE_ADD, '+', 1); $source = substr($source, 1); break; } } return $tokens; } } } namespace { var_dump(Fu\Parser::parse('char $x;$x=1+2;')); }

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)
8.3.60.0130.00316.50
8.3.50.0160.00321.91
8.3.40.0130.00718.84
8.3.30.0160.00319.07
8.3.20.0080.00620.04
8.3.10.0070.00723.61
8.3.00.0070.01119.38
8.2.180.0040.01116.60
8.2.170.0100.01022.96
8.2.160.0130.00620.48
8.2.150.0130.00624.18
8.2.140.0030.01624.66
8.2.130.0080.00026.16
8.2.120.0040.00419.57
8.2.110.0060.00322.23
8.2.100.0040.00817.59
8.2.90.0000.00719.00
8.2.80.0040.00417.97
8.2.70.0060.00317.24
8.2.60.0080.00017.68
8.2.50.0040.00418.07
8.2.40.0040.00419.61
8.2.30.0020.00518.03
8.2.20.0050.00317.49
8.2.10.0040.00417.88
8.2.00.0040.00417.59
8.1.280.0090.00925.92
8.1.270.0140.00423.96
8.1.260.0080.00026.35
8.1.250.0000.00828.09
8.1.240.0100.00023.85
8.1.230.0070.00318.97
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0070.00317.23
8.1.190.0000.00817.00
8.1.180.0040.00418.10
8.1.170.0030.00618.46
8.1.160.0070.00021.90
8.1.150.0070.00018.54
8.1.140.0040.00417.26
8.1.130.0040.00417.89
8.1.120.0000.00717.32
8.1.110.0000.00917.25
8.1.100.0000.00817.41
8.1.90.0000.00717.33
8.1.80.0040.00417.32
8.1.70.0030.00317.33
8.1.60.0000.00817.49
8.1.50.0050.00317.33
8.1.40.0000.00717.41
8.1.30.0040.00417.44
8.1.20.0040.00417.45
8.1.10.0020.00517.28
8.1.00.0040.00417.40
8.0.300.0000.00818.77
8.0.290.0040.00417.05
8.0.280.0000.00718.36
8.0.270.0050.00217.04
8.0.260.0000.00617.21
8.0.250.0030.00316.80
8.0.240.0030.00616.91
8.0.230.0030.00316.89
8.0.220.0070.00016.85
8.0.210.0000.00816.77
8.0.200.0030.00716.79
8.0.190.0070.00316.93
8.0.180.0000.00716.84
8.0.170.0040.00416.71
8.0.160.0040.00416.91
8.0.150.0040.00416.79
8.0.140.0050.00316.81
8.0.130.0050.00013.22
8.0.120.0030.00616.87
8.0.110.0000.00716.75
8.0.100.0040.00416.89
8.0.90.0040.00416.75
8.0.80.0000.01516.86
8.0.70.0040.00416.91
8.0.60.0040.00416.86
8.0.50.0070.00016.67
8.0.30.0110.00616.99
8.0.20.0110.00917.40
8.0.10.0070.00016.98
8.0.00.0080.01116.75
7.4.330.0000.00515.05
7.4.320.0030.00616.56
7.4.300.0030.00316.71
7.4.290.0030.00516.61
7.4.280.0070.00016.69
7.4.270.0080.00016.70
7.4.260.0000.00816.57
7.4.250.0000.00716.54
7.4.240.0020.00616.63
7.4.230.0030.00316.61
7.4.220.0090.00916.67
7.4.210.0070.00716.64
7.4.200.0030.00316.36
7.4.190.0020.00516.80
7.4.160.0030.01316.68
7.4.150.0090.00917.40
7.4.140.0110.00917.86
7.4.130.0060.01116.64
7.4.120.0080.01016.79
7.4.110.0070.01016.63
7.4.100.0160.00616.66
7.4.90.0130.00716.63
7.4.80.0070.01019.39
7.4.70.0080.01016.61
7.4.60.0110.00616.57
7.4.50.0050.00316.33
7.4.40.0070.01016.79
7.4.30.0060.00916.65
7.4.00.0100.00714.84
7.3.330.0030.00313.52
7.3.320.0000.00513.53
7.3.310.0040.00416.56
7.3.300.0000.00716.44
7.3.290.0060.01316.46
7.3.280.0070.01316.49
7.3.270.0080.00817.40
7.3.260.0100.00716.82
7.3.250.0100.00716.58
7.3.240.0140.00316.66
7.3.230.0190.00316.62
7.3.210.0130.00616.58
7.3.200.0090.01319.39
7.3.190.0110.01116.82
7.3.180.0030.01416.64
7.3.170.0130.00616.45
7.3.160.0030.01216.63
7.3.120.0020.01115.13
7.2.330.0000.01816.80
7.2.320.0110.01116.86
7.2.310.0040.01416.69
7.2.300.0110.00816.73
7.2.290.0050.01416.55
7.2.60.0100.00016.76
7.2.00.0080.00319.16
7.1.200.0100.00315.77
7.1.100.0000.01018.28
7.1.70.0000.00716.98
7.1.60.0100.01419.46
7.1.50.0110.01417.02
7.1.00.0070.07322.51
7.0.200.0050.00316.70
7.0.140.0030.06722.09
7.0.60.0030.07319.92
7.0.50.0130.08017.81
7.0.40.0130.08020.23
7.0.30.0300.08320.23
7.0.20.0230.05020.05
7.0.10.0070.07020.05
7.0.00.0100.05020.16
5.6.280.0070.07021.12
5.6.210.0070.05720.83
5.6.200.0000.09018.24
5.6.190.0030.04720.47
5.6.180.0130.08320.77
5.6.170.0230.04020.53
5.6.160.0130.07020.48
5.6.150.0030.06318.28
5.6.140.0070.06318.27
5.6.130.0100.08018.21
5.6.120.0070.09021.05
5.6.110.0130.03721.11
5.6.100.0070.08321.17
5.6.90.0070.08720.94
5.6.80.0100.07720.44
5.5.350.4200.04320.48
5.5.340.0030.04318.01
5.5.330.0130.07720.32
5.5.320.0100.05020.35
5.5.310.0000.04320.37
5.5.300.0100.07018.08
5.5.290.0000.05718.01
5.5.280.0030.05320.86
5.5.270.0130.07720.82
5.5.260.0200.07020.93
5.5.250.0100.03320.65
5.5.240.0070.07320.35
5.4.450.0070.06319.59
5.4.440.0100.07719.34
5.4.430.0130.05319.61
5.4.420.0070.05719.46
5.4.410.0130.07319.31
5.4.400.0170.05019.16
5.4.390.0000.06018.99
5.4.380.0100.06018.65
5.4.370.0130.05018.64
5.4.360.0130.05018.65
5.4.350.0130.05318.64
5.4.340.0230.04318.56
5.4.320.0050.03712.57
5.4.310.0100.03512.57
5.4.300.0050.04012.56
5.4.290.0040.04312.56
5.4.280.0120.04612.46
5.4.270.0050.05112.46
5.4.260.0110.04912.46
5.4.250.0100.05512.46
5.4.240.0110.04212.45
5.4.230.0090.05312.45
5.4.220.0100.04112.45
5.4.210.0100.03812.45
5.4.200.0120.04112.45
5.4.190.0050.04012.45
5.4.180.0090.03612.45
5.4.170.0090.03912.46
5.4.160.0150.04512.45
5.4.150.0090.03712.45
5.4.140.0090.05312.14
5.4.130.0110.04812.12
5.4.120.0060.04212.08
5.4.110.0100.04912.07
5.4.100.0110.04812.07
5.4.90.0090.04112.08
5.4.80.0040.04512.07
5.4.70.0030.04512.07
5.4.60.0070.03612.07
5.4.50.0130.04512.07
5.4.40.0120.04612.06
5.4.30.0090.05012.06
5.4.20.0130.03912.05
5.4.10.0020.04012.05
5.4.00.0060.05311.54
5.3.290.0070.04112.80
5.3.280.0080.05212.71
5.3.270.0120.09612.72
5.3.260.0060.05812.72
5.3.250.0080.05512.72
5.3.240.0030.05912.72
5.3.230.0100.05012.71
5.3.220.0030.05912.68
5.3.210.0070.05612.68
5.3.200.0070.05412.68
5.3.190.0120.05612.68
5.3.180.0080.05012.67
5.3.170.0140.04912.67
5.3.160.0080.03812.68
5.3.150.0070.03712.67
5.3.140.0060.03712.66
5.3.130.0100.03612.66
5.3.120.0090.03712.66
5.3.110.0060.03912.66
5.3.100.0120.04312.15
5.3.90.0120.04812.13
5.3.80.0080.03812.12
5.3.70.0060.04712.12
5.3.60.0070.04212.11
5.3.50.0070.03612.05
5.3.40.0100.03412.05
5.3.30.0050.03612.01
5.3.20.0050.03611.79
5.3.10.0060.03511.76
5.3.00.0060.03711.74
5.2.170.0050.0339.18
5.2.160.0070.0369.19
5.2.150.0070.0309.18
5.2.140.0070.0299.18
5.2.130.0050.0449.14
5.2.120.0080.0409.14
5.2.110.0050.0419.15
5.2.100.0090.0389.15
5.2.90.0090.0399.14
5.2.80.0040.0449.14
5.2.70.0060.0469.14
5.2.60.0120.0369.10
5.2.50.0080.0399.07
5.2.40.0100.0279.04
5.2.30.0090.0369.02
5.2.20.0060.0329.01
5.2.10.0060.0398.93
5.2.00.0060.0468.79
5.1.60.0060.0318.07
5.1.50.0130.0418.06
5.1.40.0040.0378.05
5.1.30.0050.0398.40
5.1.20.0130.0318.42
5.1.10.0060.0288.14
5.1.00.0070.0298.14
5.0.50.0080.0306.63
5.0.40.0060.0286.48
5.0.30.0080.0386.30
5.0.20.0050.0206.26
5.0.10.0040.0216.25
5.0.00.0050.0316.24
4.4.90.0040.0174.77
4.4.80.0020.0174.76
4.4.70.0060.0144.75
4.4.60.0050.0194.75
4.4.50.0050.0154.77
4.4.40.0050.0244.71
4.4.30.0020.0184.76
4.4.20.0040.0214.84
4.4.10.0030.0234.85
4.4.00.0040.0304.76
4.3.110.0060.0204.67
4.3.100.0020.0224.66
4.3.90.0040.0204.63
4.3.80.0040.0334.59
4.3.70.0020.0164.63
4.3.60.0020.0154.63
4.3.50.0050.0164.62
4.3.40.0030.0284.54
4.3.30.0020.0163.29
4.3.20.0020.0173.26
4.3.10.0060.0133.22
4.3.00.0000.0308.25

preferences:
41.91 ms | 401 KiB | 5 Q