3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Fake\BuiltIn\Functions; /** * Executes the given statements using fake built-in functions. * * @param callable $statements Statements to execute. * @return mixed Whatever $statements returns. * @throws \ReflectionException */ function fake(callable $statements) { $function = new \ReflectionFunction($statements); $start_line = $function->getStartLine(); $end_line = $function->getEndLine(); $function_source = implode('', array_slice(file($function->getFileName()), $start_line - 1, $end_line - $start_line + 1)); if (preg_match('/(?<={).*(?=})/s', $function_source, $matches)) { $function_body = $matches[0]; $namespace = __NAMESPACE__; return eval(" namespace $namespace; $function_body "); } throw new \RuntimeException('Failed to execute statements.'); } function strlen($string) { return 'fake result'; } namespace My\Name\Space; use function Fake\BuiltIn\Functions\fake; class MyClass { /** * @throws \ReflectionException */ public function testMethodWithFakeStrlen() { fake(function () { echo strlen('foo'), PHP_EOL; }); } public function testMethodWithoutFakeStrlen() { echo strlen('foo'), PHP_EOL; } } $myObject = new MyClass(); try { $myObject->testMethodWithFakeStrlen(); $myObject->testMethodWithoutFakeStrlen(); } catch (\ReflectionException $e) { // ... }

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)
8.4.140.0130.00817.84
8.4.130.0070.00318.07
8.4.120.0060.00422.62
8.4.110.0110.01020.82
8.4.100.0130.00918.83
8.4.90.0110.00918.65
8.4.80.0080.00118.85
8.4.70.0130.00918.11
8.4.60.0140.00719.07
8.4.50.0020.00718.77
8.4.40.0030.00618.05
8.4.30.0190.00022.42
8.4.20.0100.01018.88
8.4.10.0030.00719.87
8.3.270.0100.01016.66
8.3.260.0120.00816.66
8.3.250.0100.00919.01
8.3.240.0120.00816.57
8.3.230.0090.00116.90
8.3.220.0130.00519.07
8.3.210.0090.01017.09
8.3.200.0050.00516.60
8.3.190.0150.00617.35
8.3.180.0130.00716.84
8.3.170.0080.00817.48
8.3.160.0160.00318.32
8.3.150.0100.01017.13
8.3.140.0050.00317.41
8.3.130.0040.00418.46
8.3.120.0030.00620.50
8.3.110.0040.00820.94
8.3.100.0040.00424.06
8.3.90.0130.00326.77
8.3.80.0060.00318.56
8.3.70.0140.00717.00
8.3.60.0070.01118.43
8.3.50.0020.01118.80
8.3.40.0200.00318.93
8.3.30.0040.01218.77
8.3.20.0040.00420.73
8.3.10.0090.00023.55
8.3.00.0080.00022.45
8.2.290.0040.01222.64
8.2.280.0150.00518.70
8.2.270.0130.00617.21
8.2.260.0030.00618.41
8.2.250.0050.00318.70
8.2.240.0040.00717.57
8.2.230.0100.01022.58
8.2.220.0030.00537.54
8.2.210.0090.00026.77
8.2.200.0060.00318.88
8.2.190.0120.00318.34
8.2.180.0130.00318.41
8.2.170.0090.00622.96
8.2.160.0100.00322.25
8.2.150.0070.00724.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0060.00319.40
8.2.110.0060.00321.06
8.2.100.0060.00617.82
8.2.90.0040.00417.75
8.2.80.0000.01017.97
8.2.70.0080.00017.88
8.2.60.0050.00318.16
8.2.50.0060.00318.10
8.2.40.0000.00821.15
8.2.30.0050.00219.31
8.2.20.0040.00718.19
8.2.10.0000.00819.25
8.2.00.0000.00718.25
8.1.330.0130.00721.75
8.1.320.0160.00416.66
8.1.310.0040.00418.41
8.1.300.0090.00020.03
8.1.290.0040.00430.84
8.1.280.0090.00625.92
8.1.270.0000.00823.86
8.1.260.0030.00526.35
8.1.250.0000.00728.09
8.1.240.0030.00619.42
8.1.230.0110.00017.95
8.1.220.0040.00417.79
8.1.210.0030.00518.77
8.1.200.0030.00617.73
8.1.190.0000.00817.48
8.1.180.0050.00318.10
8.1.170.0050.00318.78
8.1.160.0000.00718.91
8.1.150.0040.00418.84
8.1.140.0050.00320.23
8.1.130.0040.00417.60
8.1.120.0000.00717.64
8.1.110.0090.00017.55
8.1.100.0000.00717.52
8.1.90.0000.00717.60
8.1.80.0070.00017.55
8.1.70.0080.00317.59
8.1.60.0050.00317.81
8.1.50.0040.00417.62
8.1.40.0060.00317.71
8.1.30.0090.00017.79
8.1.20.0030.00617.82
8.1.10.0040.00417.67
8.1.00.0000.00917.74
8.0.300.0000.00718.77
8.0.290.0040.00417.00
8.0.280.0000.00718.53
8.0.270.0040.00417.08
8.0.260.0040.00417.02
8.0.250.0000.00717.26
8.0.240.0060.00317.18
8.0.230.0050.00217.20
8.0.220.0070.00017.09
8.0.210.0030.00317.19
8.0.200.0050.00317.24
8.0.190.0070.00017.26
8.0.180.0050.00317.18
8.0.170.0050.00517.06
8.0.160.0020.00517.11
8.0.150.0040.00317.16
8.0.140.0000.00817.17
8.0.130.0060.00013.56
8.0.120.0030.00517.16
8.0.110.0080.00017.07
8.0.100.0050.00317.04
8.0.90.0040.00417.21
8.0.80.0080.01517.19
8.0.70.0050.00316.95
8.0.60.0030.00517.14
8.0.50.0040.00417.18
8.0.30.0080.01017.12
8.0.20.0090.00917.34
8.0.10.0000.00717.18
8.0.00.0110.01117.05
7.4.330.0020.00215.55
7.4.320.0070.00016.78
7.4.300.0030.00316.69
7.4.290.0030.00316.79
7.4.280.0060.00316.67
7.4.270.0000.00716.78
7.4.260.0000.00716.86
7.4.250.0030.00516.68
7.4.240.0040.00416.73
7.4.230.0030.00516.89
7.4.220.0070.00016.79
7.4.210.0090.00616.93
7.4.200.0070.00016.66
7.4.160.0140.00516.81
7.4.140.0130.00617.86
7.4.130.0110.01116.75
7.4.120.0110.00916.89
7.4.110.0100.00616.81
7.4.100.0110.00716.56
7.4.90.0110.00816.70
7.4.80.0120.00619.39
7.4.70.0140.00716.88
7.4.60.0060.01016.80
7.4.50.0030.01016.70
7.4.40.0130.00416.64
7.4.00.0000.01515.16
7.3.330.0050.00013.52
7.3.320.0000.00613.58
7.3.310.0030.00316.60
7.3.300.0000.00716.49
7.3.290.0030.00616.59
7.3.280.0130.00316.54
7.3.260.0090.00916.63
7.3.240.0120.00816.78
7.3.230.0070.01016.78
7.3.210.0100.00716.76
7.3.200.0030.01316.81
7.3.190.0140.00316.53
7.3.180.0130.00616.61
7.3.170.0070.01316.89
7.3.160.0000.01616.82
7.3.120.0070.01315.30
7.3.110.0110.00715.02
7.3.100.0070.01015.11
7.3.90.0060.00914.89
7.3.80.0070.00715.02
7.3.70.0030.01015.08
7.3.60.0120.00315.13
7.3.50.0030.01315.14
7.3.40.0090.00814.92
7.3.30.0060.01114.91
7.3.20.0300.00815.85
7.3.10.0200.01615.75
7.3.00.0240.00815.82
7.2.330.0070.01116.94
7.2.320.0030.01416.96
7.2.310.0070.01016.95
7.2.300.0060.01216.96
7.2.290.0100.01017.02
7.2.250.0090.01215.23
7.2.240.0140.00715.54
7.2.230.0090.00615.06
7.2.220.0070.00315.45
7.2.210.0070.01315.38
7.2.200.0070.00715.39
7.2.190.0070.00715.00
7.2.180.0120.00615.11
7.2.170.0030.01015.51
7.2.160.0140.00015.43
7.2.150.0420.00615.41
7.2.140.1700.01315.29
7.2.130.0260.01115.28
7.2.120.0340.01015.53
7.2.110.0380.00615.25
7.2.100.0560.01015.26
7.2.90.0500.01415.22
7.2.80.0380.00315.39
7.2.70.0460.01014.99
7.2.60.0440.00815.22
7.2.50.0530.00015.24
7.2.40.0450.00615.26
7.2.30.0140.00915.20
7.2.20.0430.00715.27
7.2.10.0400.00615.43
7.2.00.0300.01015.38
7.1.330.0040.00716.11
7.1.320.0000.00915.65
7.1.310.0030.01315.88
7.1.300.0030.01316.02
7.1.290.0110.00816.21
7.1.280.0000.01215.94
7.1.270.0320.00915.02
7.1.260.0070.01014.90
7.1.250.0090.00514.10

preferences:
31.44 ms | 403 KiB | 5 Q