3v4l.org

run code in 300+ PHP versions simultaneously
<?php function get_calling_scope() { $trace = debug_backtrace(\DEBUG_BACKTRACE_PROVIDE_OBJECT); array_shift($trace); // Remove current frame $frame = array_shift($trace); if ($frame === null) { return null; } $function = $frame['function']; if (!in_array($function, ['__get', '__set', '__isset', '__unset', '__call', '__callStatic'], true)) { return null; } $object = $frame['object'] ?? null; $property = $frame['args'][0]; foreach ($trace as $previousFrame) { $previousObject = $previousFrame['object'] ?? null; if ($previousFrame['function'] !== $function || $previousObject !== $object || $previousFrame['args'][0] !== $property) { return $previousObject !== null ? $previousObject::class : null; } } return null; } class Foo { public function __get($name) { var_dump(get_calling_scope()); return ''; } public function test() { $this->bar; } } class Bar extends Foo { public function __get($name) { parent::__get($name); return ''; } } $foo = new Foo(); $foo->bar; $foo->test(); $bar = new Bar(); $bar->test();

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)
8.4.120.0120.00820.52
8.4.110.0050.00518.68
8.4.100.0120.01017.59
8.4.90.0070.00217.69
8.4.80.0050.00517.75
8.4.70.0140.00617.65
8.4.60.0090.00917.84
8.4.50.0040.00419.49
8.4.40.0130.00719.45
8.4.30.0040.01520.58
8.4.20.0140.00622.55
8.4.10.0030.00625.87
8.3.250.0110.00820.84
8.3.240.0060.00316.76
8.3.230.0080.00616.68
8.3.220.0070.00218.40
8.3.210.0110.00616.45
8.3.200.0040.00418.98
8.3.190.0090.00518.90
8.3.180.0110.00816.54
8.3.170.0040.01418.95
8.3.160.0120.00616.42
8.3.150.0040.00419.00
8.3.140.0080.00016.48
8.3.130.0040.00416.68
8.3.120.0060.00318.73
8.3.110.0040.00420.94
8.3.100.0040.00424.06
8.3.90.0040.00426.77
8.3.80.0060.00317.97
8.3.70.0060.01316.38
8.3.60.0060.01018.43
8.3.50.0150.00016.56
8.3.40.0140.00320.26
8.3.30.0120.00318.71
8.3.20.0080.00024.18
8.3.10.0040.00424.66
8.3.00.0090.00026.16
8.2.290.0100.01119.05
8.2.280.0090.01016.65
8.2.270.0120.00619.21
8.2.260.0080.00018.92
8.2.250.0060.01016.55
8.2.240.0080.00417.02
8.2.230.0040.01122.58
8.2.220.0060.00337.54
8.2.210.0000.00826.77
8.2.200.0090.00316.63
8.2.190.0110.00418.29
8.2.180.0140.00716.38
8.2.170.0070.01118.78
8.2.160.0110.00322.96
8.2.150.0000.00725.66
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00020.92
8.2.110.0060.00320.87
8.2.100.0000.01217.85
8.2.90.0040.00417.88
8.2.80.0030.00517.97
8.2.70.0030.00618.05
8.2.60.0050.00319.00
8.2.50.0050.00318.10
8.2.40.0040.00420.59
8.2.30.0030.00618.18
8.2.20.0050.00219.32
8.2.10.0090.00018.89
8.2.00.0140.00718.92
8.1.330.0110.00716.93
8.1.320.0100.00917.79
8.1.310.0040.00416.87
8.1.300.0090.00915.98
8.1.290.0030.00730.84
8.1.280.0160.00625.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0120.00017.48
8.1.230.0040.00817.66
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0040.00417.13
8.1.190.0040.00417.11
8.1.180.0000.00918.10
8.1.170.0060.00318.59
8.1.160.0070.00018.85
8.1.150.0000.00718.55
8.1.140.0140.00518.63
8.1.130.0140.00418.53
8.1.120.0140.00518.63
8.1.110.0040.01318.68
8.1.100.0000.00920.48
8.1.90.0100.00020.41
8.1.80.0120.00020.48
8.1.70.0050.00918.70
8.1.60.0080.00420.53
8.1.50.0090.00918.75
8.1.40.0180.00418.74
8.1.30.0180.00518.78
8.1.20.0230.00018.95
8.1.10.0140.00718.82
8.1.00.0000.00920.49
8.0.300.0050.00318.77
8.0.290.0100.00016.75
8.0.280.0030.00318.46
8.0.270.0040.00719.79
8.0.260.0130.00317.91
8.0.250.0060.00318.06
8.0.240.0070.00219.85
8.0.230.0120.00019.83
8.0.220.0110.00517.92
8.0.210.0190.00017.90
8.0.200.0110.00718.06
8.0.190.0090.00618.13
8.0.180.0090.00617.94
8.0.170.0060.00917.93
8.0.160.0140.00218.11
8.0.150.0100.00517.90
8.0.140.0080.00418.00
8.0.130.0000.00919.70
8.0.120.0060.00319.75
8.0.110.0080.00319.77
8.0.100.0130.00317.96
8.0.90.0120.00317.84
8.0.80.0080.00517.79
8.0.70.0100.00317.91
8.0.60.0110.00218.06
8.0.50.0110.00318.04
8.0.30.0040.00419.75
8.0.20.0040.00419.78
8.0.10.0000.00819.98

preferences:
78.2 ms | 403 KiB | 5 Q