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'; $sName = 'something'; if(! isset(self::$someMap[constant('Test::'.$cName)] )) { print "setting it"; self::$someMap['Test::'.$cName] = new Test('Test::'.$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)
8.3.60.0140.00716.88
8.3.50.0120.00722.86
8.3.40.0040.01118.94
8.3.30.0100.00319.17
8.3.20.0080.00020.34
8.3.10.0040.00421.76
8.3.00.0040.00417.50
8.2.180.0140.00716.62
8.2.170.0070.00722.96
8.2.160.0110.00420.45
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0000.00821.04
8.2.110.0070.01122.17
8.2.100.0060.00621.06
8.2.90.0080.00019.26
8.2.80.0050.00317.97
8.2.70.0080.00017.75
8.2.60.0000.00818.05
8.2.50.0040.00418.07
8.2.40.0030.00618.34
8.2.30.0080.00018.04
8.2.20.0000.00717.88
8.2.10.0040.00418.13
8.2.00.0000.00717.69
8.1.280.0210.00025.92
8.1.270.0040.00423.98
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0060.00323.89
8.1.230.0000.01119.22
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0000.00917.48
8.1.190.0080.00017.35
8.1.180.0050.00318.10
8.1.170.0050.00518.65
8.1.160.0000.00722.02
8.1.150.0040.00418.88
8.1.140.0040.00417.33
8.1.130.0030.00317.90
8.1.120.0030.00417.39
8.1.110.0040.00417.54
8.1.100.0000.00717.41
8.1.90.0030.00517.35
8.1.80.0000.00717.48
8.1.70.0030.00317.38
8.1.60.0070.00017.64
8.1.50.0040.00417.55
8.1.40.0040.00417.46
8.1.30.0040.00417.57
8.1.20.0060.00317.59
8.1.10.0040.00417.45
8.1.00.0030.00717.57
8.0.300.0000.00818.77
8.0.290.0050.00216.75
8.0.280.0000.00718.51
8.0.270.0000.00817.27
8.0.260.0030.00317.27
8.0.250.0000.00717.10
8.0.240.0030.00316.98
8.0.230.0040.00417.02
8.0.220.0000.00717.00
8.0.210.0050.00316.82
8.0.200.0030.00317.01
8.0.190.0080.00016.93
8.0.180.0050.00216.95
8.0.170.0000.00817.02
8.0.160.0000.00716.86
8.0.150.0030.00316.91
8.0.140.0050.00516.82
8.0.130.0050.00013.39
8.0.120.0050.00316.89
8.0.110.0040.00416.92
8.0.100.0050.00316.91
8.0.90.0000.00716.91
8.0.80.0130.01016.94
8.0.70.0050.00217.08
8.0.60.0000.00816.76
8.0.50.0000.00716.81
8.0.30.0120.00817.12
8.0.20.0100.00917.45
8.0.10.0070.00017.13
8.0.00.0070.01116.83
7.4.330.0050.00015.08
7.4.320.0060.00016.65
7.4.300.0050.00316.50
7.4.290.0000.00816.68
7.4.280.0000.00816.55
7.4.270.0070.00016.50
7.4.260.0000.00716.51
7.4.250.0050.00516.54
7.4.240.0030.00316.53
7.4.230.0070.00016.54
7.4.220.0100.01016.64
7.4.210.0030.01116.63
7.4.200.0030.00316.43
7.4.160.0160.00016.32
7.4.150.0060.01117.40
7.4.140.0120.00417.86
7.4.130.0140.00716.57
7.4.120.0060.01116.41
7.4.110.0100.00616.50
7.4.100.0120.00616.62
7.4.90.0060.01116.41
7.4.80.0100.00519.39
7.4.70.0070.01016.49
7.4.60.0080.00816.73
7.4.50.0000.00716.65
7.4.40.0070.01016.25
7.4.30.0060.01016.49
7.4.00.0070.01014.89
7.3.330.0000.00513.26
7.3.320.0050.00013.46
7.3.310.0030.00316.50
7.3.300.0070.00016.31
7.3.290.0030.01016.49
7.3.280.0070.01116.42
7.3.270.0120.00617.40
7.3.260.0100.00716.46
7.3.250.0050.01216.48
7.3.240.0130.00416.43
7.3.230.0100.00716.46
7.3.210.0090.00916.49
7.3.200.0090.00919.39
7.3.190.0060.01016.63
7.3.180.0030.01216.67
7.3.170.0060.00916.49
7.3.160.0040.01116.64
7.2.330.0080.00816.74
7.2.320.0000.01716.76
7.2.310.0090.00916.43
7.2.300.0080.00816.43
7.2.290.0090.00616.77
7.2.60.0190.00317.04
7.2.00.0040.00819.47
7.1.200.0040.00715.89
7.1.100.0060.00318.30
7.1.70.0000.01017.21
7.1.60.0030.02119.40
7.1.50.0030.00916.47
7.1.00.0070.07322.36
7.0.200.0000.00716.47
7.0.140.0070.07021.96
7.0.60.0070.08319.94
7.0.50.0070.07017.91
7.0.40.0030.04320.20
7.0.30.0330.07720.13
7.0.20.0070.05020.10
7.0.10.0070.08720.26
7.0.00.0100.05720.23
5.6.280.0000.07720.93
5.6.210.0070.07320.72
5.6.200.0170.03318.19
5.6.190.0030.08020.34
5.6.180.0300.07720.77
5.6.170.0270.05020.54
5.6.160.0130.05720.57
5.6.150.0000.04318.14
5.6.140.0100.03718.28
5.6.130.0070.08318.28
5.6.120.0130.08021.04
5.6.110.0100.08020.99
5.6.100.0070.05721.02
5.6.90.0130.08020.97
5.6.80.0200.07320.53
5.5.350.0030.07720.29
5.5.340.0100.06318.04
5.5.330.0100.08320.36
5.5.320.0330.05320.30
5.5.310.0300.06020.24
5.5.300.0030.08017.97
5.5.290.0170.05318.08
5.5.280.0100.04320.91
5.5.270.0000.05720.77
5.5.260.0130.07020.80
5.5.250.0130.05320.70
5.5.240.0230.05320.36
5.4.450.0100.05019.55
5.4.440.0070.06319.42
5.4.430.0030.05719.48
5.4.420.0070.07019.19
5.4.410.0030.04719.05
5.4.400.0070.07019.15
5.4.390.0030.04019.14
5.4.380.0030.04319.00
5.4.370.0030.07718.87
5.4.360.0000.05719.10
5.4.350.0000.08319.09
5.4.340.0100.04319.15
5.4.320.0070.07018.87
5.4.310.0000.07319.08
5.4.300.0000.05019.18
5.4.290.0000.05718.98
5.4.280.0100.04019.05
5.4.270.0030.04018.88
5.4.260.0000.04318.94
5.4.250.0070.05719.01
5.4.240.0000.05319.30
5.4.230.0170.03719.30
5.4.220.0000.04719.23
5.4.210.0030.07719.15
5.4.200.0000.08319.05
5.4.190.0070.04719.21
5.4.180.0070.07719.23
5.4.170.0070.07019.14
5.4.160.0070.05319.20
5.4.150.0070.04719.04
5.4.140.0070.07316.35
5.4.130.0030.06316.37
5.4.120.0070.07016.33
5.4.110.0070.06016.54
5.4.100.0000.04716.54
5.4.90.0070.07016.35
5.4.80.0070.05316.34
5.4.70.0030.04716.50
5.4.60.0000.04316.52
5.4.50.0030.06016.23
5.4.40.0000.04016.53
5.4.30.0000.05316.38
5.4.20.0030.06716.24
5.4.10.0100.06716.23
5.4.00.0000.04715.79
5.3.290.0070.07314.75
5.3.280.0000.08014.58
5.3.270.0070.07314.59
5.3.260.0000.04714.58
5.3.250.0030.05714.66
5.3.240.0030.07014.59
5.3.230.0030.04314.52
5.3.220.0000.08014.48
5.3.210.0070.07714.66
5.3.200.0030.06314.55
5.3.190.0030.07314.49
5.3.180.0030.04714.47
5.3.170.0030.07714.73
5.3.160.0030.05014.57
5.3.150.0030.06714.50
5.3.140.0000.04014.64
5.3.130.0070.06714.54
5.3.120.0070.07014.64
5.3.110.0030.06314.51
5.3.100.0000.07014.12
5.3.90.0030.06713.95
5.3.80.0000.05014.03
5.3.70.0100.06714.19
5.3.60.0070.06313.96
5.3.50.0030.07013.86
5.3.40.0000.05014.04
5.3.30.0070.05713.83
5.3.20.0100.06713.61
5.3.10.0030.07313.75
5.3.00.0000.06013.58
5.2.170.0030.06312.27
5.2.160.0070.05712.27
5.2.150.0000.05312.27
5.2.140.0000.06012.27
5.2.130.0030.05712.27
5.2.120.0000.05012.27
5.2.110.0000.05712.27
5.2.100.0000.04312.27
5.2.90.0070.04312.27
5.2.80.0030.06312.27
5.2.70.0070.04012.27
5.2.60.0070.05712.27
5.2.50.0030.05012.27
5.2.40.0070.06012.27
5.2.30.0030.06312.27
5.2.20.0000.06012.27
5.2.10.0030.05712.27
5.2.00.0070.03712.27
5.1.60.0030.04312.27
5.1.50.0030.03312.27
5.1.40.0000.05312.27
5.1.30.0070.03312.27
5.1.20.0030.04712.27
5.1.10.0070.05312.27
5.1.00.0030.04312.27
5.0.50.0030.04012.27
5.0.40.0030.04312.27
5.0.30.0030.04312.27
5.0.20.0000.02712.27
5.0.10.0000.04312.27
5.0.00.0000.05012.27
4.4.90.0000.04012.27
4.4.80.0000.03712.27
4.4.70.0000.02712.27
4.4.60.0000.02012.27
4.4.50.0030.02712.27
4.4.40.0000.05012.27
4.4.30.0000.02012.27
4.4.20.0000.03012.27
4.4.10.0030.02012.27
4.4.00.0000.05712.27
4.3.110.0000.02312.27
4.3.100.0000.03712.27
4.3.90.0000.02712.27
4.3.80.0000.04712.27
4.3.70.0030.02712.27
4.3.60.0000.03012.27
4.3.50.0000.03012.27
4.3.40.0070.04312.27
4.3.30.0070.03012.27
4.3.20.0030.03712.27
4.3.10.0000.03712.27
4.3.00.0030.02312.27

preferences:
41.16 ms | 401 KiB | 5 Q