3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test{ const SOMETHING = 1; private static $someMap; private $level; private $levelStr; private function Test($level, $levelStr){ $this->level = $level; $this->levelStr = $levelStr; } public static function getSomething(){ $cName = 'SOMETHING'; $sName = 'something';  self::$someMap = self::setMap($cName,$sName); return self::$someMap[constant('Test::'.$cName)]; } public static function setMap($cName,$sName){ if(!isset(self::$someMap[constant('Test::'.$cName)])) { print "setting it"; self::$someMap['Test::'.$cName] = new Test('Test::'.$cName, $sName); } return self::$someMap; } } $lvl = Test::getSomething(); print_r($lvl);

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)
8.3.60.0140.00716.75
8.3.50.0100.00822.96
8.3.40.0090.00918.82
8.3.30.0090.00619.07
8.3.20.0050.00320.29
8.3.10.0000.00721.76
8.3.00.0040.00417.75
8.2.180.0090.01218.41
8.2.170.0070.00722.96
8.2.160.0100.00320.54
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00721.01
8.2.110.0000.00922.08
8.2.100.0040.00821.14
8.2.90.0040.00419.34
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00618.05
8.2.50.0050.00318.07
8.2.40.0050.00318.16
8.2.30.0090.00018.01
8.2.20.0040.00417.80
8.2.10.0030.00518.13
8.2.00.0000.00917.80
8.1.280.0170.00725.92
8.1.270.0070.00024.01
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.83
8.1.230.0110.00019.10
8.1.220.0000.00817.74
8.1.210.0050.00318.77
8.1.200.0000.01017.23
8.1.190.0000.00817.13
8.1.180.0000.00918.10
8.1.170.0000.00818.52
8.1.160.0040.00422.02
8.1.150.0000.00818.93
8.1.140.0050.00317.41
8.1.130.0030.00317.75
8.1.120.0040.00417.36
8.1.110.0000.00717.40
8.1.100.0040.00417.50
8.1.90.0050.00217.51
8.1.80.0050.00317.36
8.1.70.0030.00317.35
8.1.60.0000.00817.60
8.1.50.0030.00517.44
8.1.40.0040.00417.50
8.1.30.0040.00417.57
8.1.20.0040.00417.50
8.1.10.0040.00417.46
8.1.00.0030.00717.47
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.46
8.0.270.0000.00717.29
8.0.260.0000.00717.16
8.0.250.0000.00617.07
8.0.240.0000.00716.92
8.0.230.0050.00217.07
8.0.220.0040.00416.97
8.0.210.0000.00717.00
8.0.200.0030.00316.96
8.0.190.0040.00417.05
8.0.180.0000.00716.89
8.0.170.0040.00417.04
8.0.160.0040.00417.04
8.0.150.0040.00416.92
8.0.140.0100.00016.94
8.0.130.0030.00313.36
8.0.120.0080.00016.83
8.0.110.0050.00216.96
8.0.100.0040.00416.87
8.0.90.0070.00016.93
8.0.80.0070.01016.89
8.0.70.0040.00416.87
8.0.60.0040.00417.03
8.0.50.0050.00316.82
8.0.30.0110.00817.24
8.0.20.0080.01317.40
8.0.10.0040.00417.04
8.0.00.0130.00416.65
7.4.330.0000.00515.02
7.4.320.0070.00016.59
7.4.300.0030.00316.64
7.4.290.0070.00016.62
7.4.280.0000.00716.42
7.4.270.0030.00316.62
7.4.260.0000.00916.51
7.4.250.0040.00416.62
7.4.240.0020.00516.48
7.4.230.0040.00416.64
7.4.220.0130.00316.52
7.4.210.0130.00716.62
7.4.200.0040.00416.64
7.4.160.0120.00916.56
7.4.150.0120.00817.40
7.4.140.0100.00717.86
7.4.130.0110.00716.68
7.4.120.0120.00516.49
7.4.110.0120.01216.66
7.4.100.0060.01016.39
7.4.90.0090.00816.44
7.4.80.0040.01219.39
7.4.70.0080.00816.66
7.4.60.0030.01216.56
7.4.50.0000.00416.61
7.4.40.0030.01316.46
7.4.30.0030.01316.58
7.4.00.0040.01115.22
7.3.330.0030.00313.27
7.3.320.0030.00313.32
7.3.310.0070.00016.47
7.3.300.0030.00316.37
7.3.290.0090.00916.45
7.3.280.0060.01216.46
7.3.270.0060.01217.40
7.3.260.0000.01616.51
7.3.250.0110.00616.47
7.3.240.0130.00616.55
7.3.230.0030.01416.41
7.3.210.0060.01116.66
7.3.200.0030.02019.39
7.3.190.0090.00916.41
7.3.180.0120.00416.59
7.3.170.0080.00816.50
7.3.160.0030.01216.50
7.2.330.0060.01016.44
7.2.320.0170.00716.45
7.2.310.0130.00416.31
7.2.300.0070.01016.70
7.2.290.0100.00716.71
7.2.60.0040.01516.68
7.2.00.0030.01319.50
7.1.200.0000.01415.76
7.1.100.0000.01318.21
7.1.70.0040.00417.18
7.1.60.0100.01419.40
7.1.50.0090.00916.65
7.1.00.0070.07322.46
7.0.200.0030.00316.63
7.0.140.0100.06721.96
7.0.60.0070.03719.94
7.0.50.0170.07017.96
7.0.40.0070.04020.30
7.0.30.0330.03720.27
7.0.20.0230.05020.19
7.0.10.0030.05320.33
7.0.00.0000.05720.12
5.6.280.0100.06721.16
5.6.210.0000.08720.63
5.6.200.0030.08318.16
5.6.190.0100.04720.52
5.6.180.0230.07720.39
5.6.170.0270.07720.57
5.6.160.0100.05320.62
5.6.150.0000.04018.28
5.6.140.0100.08018.16
5.6.130.0100.07718.11
5.6.120.0130.07721.14
5.6.110.0130.07320.99
5.6.100.0130.06720.99
5.6.90.0100.05320.88
5.6.80.0070.08320.38
5.5.350.0000.08020.41
5.5.340.0200.07018.02
5.5.330.0100.07020.19
5.5.320.0370.04020.32
5.5.310.0370.07720.23
5.5.300.0170.06017.98
5.5.290.0070.06017.93
5.5.280.0070.08720.86
5.5.270.0100.05020.85
5.5.260.0130.07020.88
5.5.250.0130.04020.62
5.5.240.0170.07720.25
5.4.450.0330.05019.48
5.4.440.0230.04319.41
5.4.430.0300.04019.45
5.4.420.0270.04319.41
5.4.410.0200.03719.41
5.4.400.0000.03319.00
5.4.390.0400.04319.02
5.4.380.0430.07318.80
5.4.370.0570.07018.79
5.4.360.0500.05318.76
5.4.350.0330.07018.75
5.4.340.0530.06718.51
5.4.320.0060.03612.50
5.4.310.0050.03712.50
5.4.300.0090.03312.50
5.4.290.0050.04012.50
5.4.280.0060.03612.40
5.4.270.0040.03812.40
5.4.260.0040.03812.40
5.4.250.0080.03512.40
5.4.240.0020.04012.39
5.4.230.0030.03912.39
5.4.220.0060.03612.39
5.4.210.0030.03712.39
5.4.200.0040.03912.39
5.4.190.0070.03412.39
5.4.180.0050.03512.39
5.4.170.0020.03912.39
5.4.160.0050.03512.39
5.4.150.0040.03612.39
5.4.140.0070.03512.07
5.4.130.0020.03912.06
5.4.120.0080.03212.02
5.4.110.0080.03312.02
5.4.100.0050.03712.02
5.4.90.0070.03612.02
5.4.80.0060.03612.02
5.4.70.0050.03412.01
5.4.60.0050.03412.01
5.4.50.0060.03412.01
5.4.40.0070.03312.00
5.4.30.0060.03412.00
5.4.20.0060.03312.00
5.4.10.0030.03612.00
5.4.00.0080.04111.49
5.3.290.0060.04112.80
5.3.280.0080.04012.71
5.3.270.0050.03912.72
5.3.260.0040.04412.72
5.3.250.0040.03812.71
5.3.240.0050.04012.71
5.3.230.0120.03812.70
5.3.220.0040.04512.68
5.3.210.0050.04012.68
5.3.200.0060.03612.68
5.3.190.0060.04212.68
5.3.180.0090.03412.67
5.3.170.0070.03412.67
5.3.160.0050.03612.67
5.3.150.0050.03712.67
5.3.140.0060.03912.66
5.3.130.0110.03712.66
5.3.120.0070.03712.66
5.3.110.0070.03912.66
5.3.100.0080.03412.13
5.3.90.0050.03812.11
5.3.80.0050.04412.11
5.3.70.0050.04512.11
5.3.60.0050.04212.09
5.3.50.0040.03812.03
5.3.40.0070.03512.04
5.3.30.0060.03512.00
5.3.20.0050.03611.77
5.3.10.0050.03511.75
5.3.00.0060.03611.73
5.2.170.0050.0299.23
5.2.160.0060.0289.23
5.2.150.0020.0339.23
5.2.140.0050.0369.23
5.2.130.0040.0419.19
5.2.120.0070.0259.18
5.2.110.0050.0299.20
5.2.100.0060.0279.20
5.2.90.0040.0299.19
5.2.80.0060.0299.19
5.2.70.0010.0349.19
5.2.60.0030.0319.14
5.2.50.0050.0299.11
5.2.40.0030.0309.09
5.2.30.0080.0269.06
5.2.20.0040.0299.05
5.2.10.0040.0298.95
5.2.00.0020.0318.82
5.1.60.0020.0278.11
5.1.50.0020.0278.10
5.1.40.0060.0238.08
5.1.30.0040.0268.43
5.1.20.0050.0268.45
5.1.10.0050.0258.18
5.1.00.0070.0228.18
5.0.50.0040.0206.65
5.0.40.0010.0216.52
5.0.30.0000.0346.32
5.0.20.0030.0196.29
5.0.10.0020.0216.27
5.0.00.0050.0286.27
4.4.90.0030.0154.78
4.4.80.0010.0164.75
4.4.70.0040.0144.76
4.4.60.0030.0154.75
4.4.50.0040.0144.77
4.4.40.0060.0224.71
4.4.30.0020.0164.76
4.4.20.0010.0174.85
4.4.10.0030.0164.85
4.4.00.0010.0274.76
4.3.110.0020.0164.67
4.3.100.0030.0154.67
4.3.90.0030.0144.63
4.3.80.0010.0274.59
4.3.70.0030.0154.63
4.3.60.0030.0154.63
4.3.50.0020.0164.63
4.3.40.0010.0264.54
4.3.30.0020.0173.30
4.3.20.0020.0173.28
4.3.10.0030.0143.24
4.3.00.0170.01715.90

preferences:
68.94 ms | 401 KiB | 5 Q