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 = $contentLength; } } final class Parser { const FU_TOKENTYPE_WHITESPACE = 0x00000001; const FU_TOKENTYPE_DATATYPE_CHAR = 0x00000002; const FU_TOKENTYPE_VARIABLE = 0x00000003; const FU_TOKENTYPE_SEMICOLON = 0x00000004; const FU_TOKENTYPE_OPERATOR_ASSIGN = 0x00000005; const FU_TOKENTYPE_LITERAL_INTEGER = 0x00000006; const FU_TOKENTYPE_OPERATOR_ADD = 0x00000007; //const FU_SCOPE_ROOT = 0x00000001; //const FU_SCOPE_DECLARATION_VARIABLE = 0x00000002; //const FU_SCOPE_ final public static function parse($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_OPERATOR_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_OPERATOR_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)
8.3.60.0140.00016.50
8.3.50.0120.00722.03
8.3.40.0070.00718.71
8.3.30.0080.00619.07
8.3.20.0070.00020.16
8.3.10.0070.00723.66
8.3.00.0050.00319.13
8.2.180.0070.01116.75
8.2.170.0120.00922.96
8.2.160.0110.00320.39
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0000.00822.25
8.2.110.0050.00522.24
8.2.100.0060.00617.72
8.2.90.0080.00018.91
8.2.80.0030.00517.97
8.2.70.0030.00617.38
8.2.60.0030.00617.80
8.2.50.0050.00318.07
8.2.40.0040.00419.94
8.2.30.0040.00417.88
8.2.20.0050.00317.59
8.2.10.0000.00717.87
8.2.00.0040.00417.64
8.1.280.0110.00425.92
8.1.270.0030.00623.96
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00623.88
8.1.230.0080.00320.50
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0000.01017.23
8.1.190.0080.00016.97
8.1.180.0060.00318.10
8.1.170.0080.00018.45
8.1.160.0000.00721.98
8.1.150.0040.00418.50
8.1.140.0070.00017.30
8.1.130.0030.00317.78
8.1.120.0000.00717.37
8.1.110.0000.00717.34
8.1.100.0040.00417.39
8.1.90.0020.00517.34
8.1.80.0000.00817.37
8.1.70.0000.00717.40
8.1.60.0000.00817.39
8.1.50.0080.00017.36
8.1.40.0000.00717.34
8.1.30.0030.00517.45
8.1.20.0000.00817.44
8.1.10.0040.00417.43
8.1.00.0000.00917.37
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0000.00818.36
8.0.270.0030.00317.06
8.0.260.0030.00317.04
8.0.250.0000.00716.97
8.0.240.0040.00416.91
8.0.230.0000.00816.93
8.0.220.0000.00716.86
8.0.210.0070.00016.77
8.0.200.0040.00416.93
8.0.190.0030.00616.93
8.0.180.0000.00816.89
8.0.170.0040.00416.77
8.0.160.0040.00416.83
8.0.150.0050.00216.77
8.0.140.0030.00616.78
8.0.130.0000.00613.25
8.0.120.0030.00516.75
8.0.110.0000.00816.84
8.0.100.0040.00416.77
8.0.90.0000.00816.84
8.0.80.0060.01616.78
8.0.70.0040.00416.82
8.0.60.0000.00816.98
8.0.50.0000.00716.92
8.0.30.0060.01217.11
8.0.20.0090.01017.40
8.0.10.0040.00416.85
8.0.00.0080.01416.56
7.4.330.0030.00315.00
7.4.320.0030.00316.63
7.4.300.0000.00716.61
7.4.290.0030.00516.62
7.4.280.0030.00716.61
7.4.270.0070.00016.76
7.4.260.0000.00816.59
7.4.250.0080.00016.68
7.4.240.0000.00716.66
7.4.230.0000.00716.50
7.4.220.0110.00716.66
7.4.210.0090.00616.60
7.4.200.0060.00316.75
7.4.190.0040.00416.80
7.4.160.0080.01116.82
7.4.150.0090.01917.40
7.4.140.0160.00517.86
7.4.130.0090.01116.73
7.4.120.0140.00916.55
7.4.110.0160.00616.66
7.4.100.0110.01316.55
7.4.90.0060.01316.68
7.4.80.0160.00319.39
7.4.70.0110.00816.60
7.4.60.0170.00316.48
7.4.50.0030.00316.70
7.4.40.0080.01116.73
7.4.30.0090.00916.69
7.4.00.0030.01015.26
7.3.330.0000.00713.46
7.3.320.0030.00313.48
7.3.310.0040.00416.51
7.3.300.0030.00316.40
7.3.290.0090.00616.37
7.3.280.0080.01516.42
7.3.270.0150.00417.40
7.3.260.0170.00316.70
7.3.250.0050.01416.44
7.3.240.0110.01116.50
7.3.230.0170.00416.73
7.3.210.0070.01016.40
7.3.200.0080.01319.39
7.3.190.0040.01716.73
7.3.180.0100.01316.79
7.3.170.0160.00316.49
7.3.160.0030.01316.57
7.3.120.0020.01514.81
7.2.330.0180.00016.61
7.2.320.0050.01216.73
7.2.310.0140.01016.88
7.2.300.0100.00716.75
7.2.290.0130.00816.76
7.2.60.0090.00616.89
7.2.00.0030.00919.28
7.1.200.0070.00715.80
7.1.100.0000.01118.49
7.1.70.0000.00717.02
7.1.60.0090.01519.46
7.1.50.0070.00717.02
7.1.00.0070.07322.31
7.0.200.0040.00416.52
7.0.140.0100.06722.02
7.0.100.0170.07320.05
7.0.90.0000.07720.06
7.0.80.0100.05719.97
7.0.70.0170.07720.12
7.0.60.0270.08720.14
7.0.50.0070.06720.38
7.0.40.0070.07720.13
7.0.30.0100.08019.95
7.0.20.0100.07320.04
7.0.10.0070.07020.09
7.0.00.0070.06720.04
5.6.280.0230.54776.95
5.6.250.0130.38376.74
5.6.240.0170.30776.71
5.6.230.0200.31776.77
5.6.220.0270.33076.66
5.6.210.0230.33076.73
5.6.200.0300.37377.26
5.6.190.0270.33377.16
5.6.180.0200.37777.19
5.6.170.0300.37777.25
5.6.160.0270.34777.11
5.6.150.0300.35077.00
5.6.140.0230.38077.16
5.6.130.0200.37077.03
5.6.120.0330.34777.14
5.6.110.0130.39077.09
5.6.100.0230.33377.09
5.6.90.0130.37377.11
5.6.80.0170.33776.48
5.6.70.0230.35376.54
5.6.60.0230.37376.56
5.6.50.0330.33376.57
5.6.40.0200.38376.45
5.6.30.0170.40376.61
5.6.20.0370.40076.42
5.6.10.0200.35376.45
5.6.00.0270.36076.44
5.5.380.0230.35776.48
5.5.370.0170.39776.54
5.5.360.0270.34776.41
5.5.350.0130.38776.55
5.5.340.0170.28076.91
5.5.330.0200.37376.98
5.5.320.0300.36076.98
5.5.310.0170.38776.95
5.5.300.0270.36076.71
5.5.290.0230.38376.86
5.5.280.0270.43076.98
5.5.270.0330.35776.96
5.5.260.0370.37376.79
5.5.250.0270.39776.77
5.5.240.0470.35076.23
5.5.230.0230.38076.33
5.5.220.0130.37376.28
5.5.210.0370.35776.32
5.5.200.0330.34076.22
5.5.190.0400.36376.19
5.5.180.0200.39376.31
5.5.160.0300.44776.25
5.5.150.0300.41376.15
5.5.140.0370.39076.24
5.5.130.0300.35376.31
5.5.120.0230.37776.18
5.5.110.0270.37376.06
5.5.100.0230.38076.13
5.5.90.0230.35776.23
5.5.80.0270.36776.14
5.5.70.0200.42376.18
5.5.60.0400.35076.13
5.5.50.0400.43376.17
5.5.40.0430.42076.22
5.5.30.0330.33076.23
5.5.20.0170.34776.18
5.5.10.0170.27076.15
5.5.00.0130.31776.11
5.4.450.0230.33775.57
5.4.440.0170.34375.36
5.4.430.0270.37075.38
5.4.420.0330.34075.43
5.4.410.0270.33775.25
5.4.400.0200.37074.96
5.4.390.0130.38075.13
5.4.380.0200.34375.13
5.4.370.0370.29375.04
5.4.360.0270.35375.04
5.4.350.0200.38774.93
5.4.340.0170.39075.07
5.4.320.0400.33074.97
5.4.310.0270.36374.89
5.4.300.0170.31375.04
5.4.290.0400.35375.24
5.4.280.0270.36075.05
5.4.270.0300.37075.10
5.4.260.0200.33374.90
5.4.250.0230.37375.09
5.4.240.0470.33375.03
5.4.230.0330.35374.99
5.4.220.0270.36375.06
5.4.210.0270.38375.12
5.4.200.0300.33074.89
5.4.190.0170.37374.89
5.4.180.0130.28375.05
5.4.170.0370.32075.10
5.4.160.0270.28775.09
5.4.150.0130.29074.87
5.4.140.0070.25772.41
5.4.130.0000.30772.40
5.4.120.0270.35772.50
5.4.110.0200.32772.54
5.4.100.0200.31072.39
5.4.90.0370.27072.55
5.4.80.0070.31772.36
5.4.70.0370.35772.53
5.4.60.0200.35372.46
5.4.50.0300.36372.41
5.4.40.0200.37372.31
5.4.30.0370.31772.49
5.4.20.0270.31772.37
5.4.10.0330.34372.35
5.4.00.0200.38371.82
5.3.290.0030.07314.66
5.3.280.0100.07714.73
5.3.270.0000.03714.57
5.3.260.0030.03314.59
5.3.250.0070.03714.58
5.3.240.0030.06314.64
5.3.230.0030.03314.64
5.3.220.0000.03314.70
5.3.210.0100.05014.61
5.3.200.0000.04014.68
5.3.190.0100.07014.64
5.3.180.0070.03714.53
5.3.170.0030.08014.68
5.3.160.0170.06014.54
5.3.150.0070.05714.63
5.3.140.0130.06014.59
5.3.130.0100.06014.65
5.3.120.0100.08014.49
5.3.110.0100.07314.48
5.3.100.0070.08014.13
5.3.90.0070.05014.09
5.3.80.0070.08014.17
5.3.70.0100.07314.15
5.3.60.0100.07314.11
5.3.50.0130.06013.88
5.3.40.0100.06714.01
5.3.30.0000.07313.92
5.3.20.0070.07313.76
5.3.10.0100.06713.72
5.3.00.0030.08013.71
5.2.170.0100.05712.61
5.2.160.0000.06312.61
5.2.150.0030.05712.61
5.2.140.0030.06312.61
5.2.130.0100.06012.61
5.2.120.0070.06012.61
5.2.110.0070.05712.61
5.2.100.0100.05712.61
5.2.90.0070.06012.61
5.2.80.0100.05712.61
5.2.70.0030.04012.61
5.2.60.0070.06312.61
5.2.50.0070.06012.61
5.2.40.0070.06012.61
5.2.30.0000.06312.61
5.2.20.0030.04312.61
5.2.10.0030.05712.61
5.2.00.0130.04712.61
5.1.60.0100.04712.61
5.1.50.0100.04712.61
5.1.40.0130.05012.61
5.1.30.0030.06012.61
5.1.20.0130.04012.61
5.1.10.0070.06712.61
5.1.00.0030.05312.61
5.0.50.0100.03312.61
5.0.40.0030.04012.61
5.0.30.0030.05012.61
5.0.20.0070.04012.61
5.0.10.0030.04312.61
5.0.00.0100.05312.61
4.4.90.0000.03012.61
4.4.80.0070.03312.61
4.4.70.0030.03712.61
4.4.60.0000.03712.61
4.4.50.0030.03312.61
4.4.40.0100.04312.61
4.4.30.0070.02712.61
4.4.20.0070.03012.61
4.4.10.0030.03312.61
4.4.00.0030.05312.61
4.3.110.0000.03312.61
4.3.100.0000.03012.61
4.3.90.0000.03712.61
4.3.80.0030.05312.61
4.3.70.0070.03012.61
4.3.60.0000.03712.61
4.3.50.0000.04012.61
4.3.40.0070.04712.61
4.3.30.0070.03312.61
4.3.20.0000.04012.61
4.3.10.0000.04012.61
4.3.00.0070.03012.61

preferences:
39.66 ms | 401 KiB | 5 Q