3v4l.org

run code in 300+ PHP versions simultaneously
<?php //var_dump(false); /*preg_match('@^(?:http://)?([^/]+)@i','http://www.php.net/index.html',$matches); ${"a"} = $matches[1]; &$a = 12; echo &$a; var_export(${"a"});*/ /*echo ${"a"};*/ /*trait Foo { private $name = '123'; } class Bar { //use Foo; private static $name = '321'; public static function getName(){return static::$name;} } */ /*echo sprintf(' "%04d"', 1);*/ $num = array('11' , '12', '13'); foreach ($num as $val) { $val++; } print_r($num); /* class Foo extends Bar{private static $name='123';} $bar = new Foo(); $bar::getName();*/ /*echo false; class Faz {var $t;} $i = new Faz(); echo $i->t;/* class Baz extends Faz {} interface Foo {public function du(Faz $param);} class A implements Foo { public function du(Baz $param){ echo false; } }*//* $i = 5; echo $i++; echo $i;*/ /* namespace Bar; function strlen($string){return 5;} namespace Foo; use Bar; echo strlen('Baz');*/ //var_dump(array_values(ksort(array('re'=>'asd', '3'=>'asda')))); //echo true;

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)
8.3.60.0070.00716.75
8.3.50.0090.00922.98
8.3.40.0110.00718.75
8.3.30.0090.00618.74
8.3.20.0090.00020.10
8.3.10.0080.00021.76
8.3.00.0000.00917.50
8.2.180.0120.00918.41
8.2.170.0150.00022.96
8.2.160.0080.00520.15
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00720.90
8.2.110.0030.00622.24
8.2.100.0070.00417.84
8.2.90.0070.00019.05
8.2.80.0080.00017.97
8.2.70.0080.00317.38
8.2.60.0040.00417.91
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00818.13
8.2.20.0050.00217.64
8.2.10.0070.00017.96
8.2.00.0000.00717.79
8.1.280.0170.00325.92
8.1.270.0030.00623.92
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.01023.91
8.1.230.0110.00019.15
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0000.00817.23
8.1.190.0030.00517.10
8.1.180.0040.00419.01
8.1.170.0050.00318.64
8.1.160.0040.00421.93
8.1.150.0000.00718.88
8.1.140.0040.00417.32
8.1.130.0070.00019.65
8.1.120.0050.00217.49
8.1.110.0060.00317.51
8.1.100.0000.00817.45
8.1.90.0040.00417.50
8.1.80.0050.00317.35
8.1.70.0070.00317.44
8.1.60.0000.00817.56
8.1.50.0000.00717.59
8.1.40.0030.00517.42
8.1.30.0030.00617.71
8.1.20.0030.00617.66
8.1.10.0040.00417.37
8.1.00.0030.00617.43
8.0.300.0080.00018.77
8.0.290.0040.00416.63
8.0.280.0080.00018.51
8.0.270.0030.00517.37
8.0.260.0060.00017.27
8.0.250.0070.00016.83
8.0.240.0000.00816.90
8.0.230.0070.00016.93
8.0.220.0030.00316.83
8.0.210.0000.00716.96
8.0.200.0070.00016.93
8.0.190.0040.00416.85
8.0.180.0030.00516.78
8.0.170.0090.00016.89
8.0.160.0040.00416.87
8.0.150.0030.00316.89
8.0.140.0030.00716.76
8.0.130.0030.00313.36
8.0.120.0040.00416.88
8.0.110.0070.00016.80
8.0.100.0040.00416.91
8.0.90.0000.00716.79
8.0.80.0090.00616.96
8.0.70.0070.00016.94
8.0.60.0000.00716.77
8.0.50.0000.00716.84
8.0.30.0150.00717.09
8.0.20.0120.00717.40
8.0.10.0040.00417.04
8.0.00.0130.00616.73
7.4.330.0060.00015.00
7.4.320.0030.00316.60
7.4.300.0000.00616.60
7.4.290.0030.00316.65
7.4.280.0000.00716.49
7.4.270.0000.00716.61
7.4.260.0000.00716.50
7.4.250.0040.00416.61
7.4.240.0020.00516.48
7.4.230.0030.00316.39
7.4.220.0120.00916.49
7.4.210.0100.00316.67
7.4.200.0070.00016.52
7.4.160.0090.00616.31
7.4.150.0130.00417.40
7.4.140.0080.00817.86
7.4.130.0120.00516.62
7.4.120.0130.00316.47
7.4.110.0130.00516.45
7.4.100.0060.01316.34
7.4.90.0120.00416.48
7.4.80.0100.01019.39
7.4.70.0070.01016.35
7.4.60.0060.01016.45
7.4.50.0060.00316.23
7.4.40.0030.01216.59
7.4.30.0000.01616.41
7.4.00.0120.00614.83
7.3.330.0000.00613.09
7.3.320.0030.00313.18
7.3.310.0000.00716.35
7.3.300.0000.00716.14
7.3.290.0080.00516.29
7.3.280.0110.00716.24
7.3.270.0120.00617.40
7.3.260.0130.00416.53
7.3.250.0080.01216.25
7.3.240.0040.01316.36
7.3.230.0100.00616.39
7.3.210.0090.00916.61
7.3.200.0070.01619.39
7.3.190.0110.00516.55
7.3.180.0120.00416.32
7.3.170.0000.01516.48
7.3.160.0100.01016.41
7.2.330.0100.01316.57
7.2.320.0170.00016.30
7.2.310.0100.00616.55
7.2.300.0060.01016.52
7.2.290.0050.01016.66
7.2.00.0060.00619.13
7.1.100.0070.00418.18
7.1.70.0030.00317.17
7.1.60.0130.01319.40
7.1.50.0090.00916.87
7.1.00.0100.07022.57
7.0.200.0030.00316.79
7.0.140.0000.07721.99
7.0.60.0100.06720.03
7.0.50.0130.08017.87
7.0.40.0100.05020.40
7.0.30.0500.07320.07
7.0.20.0270.04720.25
7.0.10.0070.04020.24
7.0.00.0170.07720.09
5.6.280.0000.07321.14
5.6.210.0070.03720.66
5.6.200.0030.04318.27
5.6.190.0070.04320.63
5.6.180.3830.04020.33
5.6.170.0200.03720.44
5.6.160.0070.06720.55
5.6.150.0130.08018.18
5.6.140.0070.08318.28
5.6.130.0170.07718.16
5.6.120.0030.08720.97
5.6.110.0170.07021.17
5.6.100.0130.08020.96
5.6.90.0070.07720.96
5.6.80.0130.06320.35
5.6.70.4200.02720.38
5.5.350.0200.07720.43
5.5.340.0100.06317.92
5.5.330.0100.04320.27
5.5.320.2930.04720.34
5.5.310.0270.06320.34
5.5.300.0030.08017.91
5.5.290.0100.03717.93
5.5.280.0130.06020.80
5.5.270.0070.06320.89
5.5.260.0100.07320.79
5.5.250.0070.06720.79
5.5.240.0130.03720.34
5.4.450.0100.04719.52
5.4.440.0230.04019.39
5.4.430.0400.05019.20
5.4.420.0100.07319.16
5.4.410.0400.04319.27
5.4.400.0300.03019.32
5.4.390.0400.03319.15
5.4.380.0370.05718.83
5.4.370.0530.04318.64
5.4.360.0600.07718.69
5.4.350.0400.05318.74
5.4.340.0330.05718.84
5.4.320.0050.04912.48
5.4.310.0070.03812.48
5.4.300.0080.03712.48
5.4.290.0070.03812.48
5.4.280.0060.03612.38
5.4.270.0060.03712.38
5.4.260.0060.04212.38
5.4.250.0090.03912.38
5.4.240.0060.04212.38
5.4.230.0080.03812.37
5.4.220.0090.03812.37
5.4.210.0060.04912.37
5.4.200.0060.03812.37
5.4.190.0070.03512.36
5.4.180.0090.03812.37
5.4.170.0060.03612.38
5.4.160.0030.03912.38
5.4.150.0040.03812.37
5.4.140.0080.03512.05
5.4.130.0080.04012.04
5.4.120.0050.03912.00
5.4.110.0040.04411.99
5.4.100.0090.03212.00
5.4.90.0050.03911.99
5.4.80.0040.04411.99
5.4.70.0080.03211.98
5.4.60.0060.03411.99
5.4.50.0070.04211.99
5.4.40.0060.03911.98
5.4.30.0060.03711.98
5.4.20.0080.04011.97
5.4.10.0050.03411.97
5.4.00.0030.03911.47
5.3.290.0050.04112.80
5.3.280.0090.04012.71
5.3.270.0090.03912.72
5.3.260.0070.04412.71
5.3.250.0050.03912.72
5.3.240.0080.03712.72
5.3.230.0070.04212.71
5.3.220.0080.04212.68
5.3.210.0080.03912.68
5.3.200.0060.03812.68
5.3.190.0070.03812.67
5.3.180.0060.03612.67
5.3.170.0050.04412.66
5.3.160.0090.03412.68
5.3.150.0090.03612.68
5.3.140.0050.04012.66
5.3.130.0050.04212.66
5.3.120.0060.03812.66
5.3.110.0070.03712.66
5.3.100.0090.03312.12
5.3.90.0020.04012.09
5.3.80.0070.03512.07
5.3.70.0070.03512.08
5.3.60.0060.03612.07
5.3.50.0050.03612.01
5.3.40.0090.03512.01
5.3.30.0090.04411.97
5.3.20.0060.03811.75
5.3.10.0070.03811.72
5.3.00.0080.03411.70
5.2.170.0050.0319.20
5.2.160.0070.0309.20
5.2.150.0050.0339.21
5.2.140.0060.0309.20
5.2.130.0050.0299.16
5.2.120.0070.0359.16
5.2.110.0070.0279.17
5.2.100.0050.0329.17
5.2.90.0050.0289.16
5.2.80.0030.0319.16
5.2.70.0060.0299.16
5.2.60.0070.0349.12
5.2.50.0050.0369.08
5.2.40.0040.0309.07
5.2.30.0060.0309.04
5.2.20.0060.0309.02
5.2.10.0070.0268.93
5.2.00.0050.0328.80
5.1.60.0050.0248.06
5.1.50.0060.0258.06
5.1.40.0070.0268.04
5.1.30.0030.0288.39
5.1.20.0050.0268.41
5.1.10.0070.0258.14
5.1.00.0060.0268.14
5.0.50.0070.0276.61
5.0.40.0030.0206.47
5.0.30.0020.0356.29
5.0.20.0010.0246.26
5.0.10.0050.0196.24
5.0.00.0040.0336.23
4.4.90.0020.0174.78
4.4.80.0040.0144.76
4.4.70.0020.0164.76
4.4.60.0060.0184.76
4.4.50.0040.0184.77
4.4.40.0060.0274.71
4.4.30.0050.0164.76
4.4.20.0040.0154.84
4.4.10.0050.0174.85
4.4.00.0010.0274.76
4.3.110.0030.0164.67
4.3.100.0020.0154.66
4.3.90.0030.0154.63
4.3.80.0030.0254.58
4.3.70.0010.0164.63
4.3.60.0010.0164.63
4.3.50.0030.0164.63
4.3.40.0030.0244.53
4.3.30.0000.0193.28
4.3.20.0030.0163.26
4.3.10.0010.0203.22
4.3.00.0100.00715.91

preferences:
45.58 ms | 401 KiB | 5 Q