3v4l.org

run code in 300+ PHP versions simultaneously
<?php final class Constants { public function __get($constName) { // Null for non-defined "constants" $val = null; switch($constName){ case 'FOO': $val = 'MY CONSTANT UNCHANGEABLE VALUE'; break; case 'BAR': $val = 'MY OTHER CONSTANT VALUE'; break; } return $val; } public function __set($key, $value) { throw new Exception('A runtime modification of constant values is not allowed.'); } } $c = new Constants; echo $c->FOO; $c->FOO = 'Hello World';

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)
8.3.60.0110.00716.75
8.3.50.0130.00322.85
8.3.40.0100.00718.96
8.3.30.0110.00419.04
8.3.20.0000.00720.16
8.3.10.0070.00023.65
8.3.00.0080.00019.79
8.2.180.0070.01118.54
8.2.170.0070.01118.90
8.2.160.0000.01422.96
8.2.150.0070.00025.66
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00319.36
8.2.110.0100.00019.17
8.2.100.0030.01017.78
8.2.90.0000.00819.05
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0000.01018.05
8.2.50.0050.00318.07
8.2.40.0000.00818.22
8.2.30.0040.00419.50
8.2.20.0000.00917.75
8.2.10.0080.00018.07
8.2.00.0040.00417.83
8.1.280.0040.01125.92
8.1.270.0030.00620.65
8.1.260.0090.00926.35
8.1.250.0070.00028.09
8.1.240.0090.00322.00
8.1.230.0030.00721.02
8.1.220.0050.00317.80
8.1.210.0090.00018.77
8.1.200.0060.00317.47
8.1.190.0000.00817.53
8.1.180.0080.00318.10
8.1.170.0000.00818.59
8.1.160.0060.00320.77
8.1.150.0070.00018.80
8.1.140.0050.00317.37
8.1.130.0000.00717.42
8.1.120.0020.00517.38
8.1.110.0060.00317.50
8.1.100.0000.00717.46
8.1.90.0040.00317.48
8.1.80.0040.00417.46
8.1.70.0000.00717.39
8.1.60.0000.00817.65
8.1.50.0060.00317.45
8.1.40.0000.00817.49
8.1.30.0030.00617.73
8.1.20.0000.00817.66
8.1.10.0060.00317.61
8.1.00.0070.00017.57
8.0.300.0000.00718.77
8.0.290.0020.00516.75
8.0.280.0000.00718.41
8.0.270.0030.00317.23
8.0.260.0000.00716.84
8.0.250.0030.00317.00
8.0.240.0040.00416.99
8.0.230.0040.00416.85
8.0.220.0030.00316.95
8.0.210.0070.00016.84
8.0.200.0080.00016.93
8.0.190.0040.00416.86
8.0.180.0000.00716.82
8.0.170.0080.00016.95
8.0.160.0060.00316.94
8.0.150.0000.00716.87
8.0.140.0070.00016.89
8.0.130.0060.00313.45
8.0.120.0040.00416.79
8.0.110.0040.00416.93
8.0.100.0040.00416.84
8.0.90.0000.00717.04
8.0.80.0070.01416.93
8.0.70.0000.00716.82
8.0.60.0000.00716.77
8.0.50.0080.00016.95
8.0.30.0080.01017.21
8.0.20.0130.00717.42
8.0.10.0000.00717.16
8.0.00.0090.01216.95
7.4.330.0020.00215.03
7.4.320.0030.00316.49
7.4.300.0030.00316.43
7.4.290.0040.00416.42
7.4.280.0000.00716.52
7.4.270.0030.00316.54
7.4.260.0000.00816.51
7.4.250.0050.00216.48
7.4.240.0060.00116.56
7.4.230.0070.00016.61
7.4.220.0190.01016.41
7.4.210.0030.01316.65
7.4.200.0070.00016.71
7.4.160.0150.00616.48
7.4.150.0100.00717.40
7.4.140.0110.00817.86
7.4.130.0120.01016.49
7.4.120.0120.00516.53
7.4.110.0160.00616.66
7.4.100.0180.00016.46
7.4.90.0090.01116.59
7.4.80.0090.01219.39
7.4.70.0090.00616.41
7.4.60.0060.01516.64
7.4.50.0000.00916.66
7.4.40.0100.01316.42
7.4.30.0030.01316.59
7.4.00.0090.00815.11
7.3.330.0030.00313.16
7.3.320.0050.00013.35
7.3.310.0080.00016.51
7.3.300.0030.00316.38
7.3.290.0030.01516.39
7.3.280.0100.00716.39
7.3.270.0070.01017.40
7.3.260.0080.00916.44
7.3.250.0110.00716.52
7.3.240.0140.00716.34
7.3.230.0140.00316.39
7.3.210.0130.00316.45
7.3.200.0070.01119.39
7.3.190.0130.00916.38
7.3.180.0060.00916.36
7.3.170.0090.00616.46
7.3.160.0060.01016.47
7.3.120.0100.00614.82
7.3.110.0040.01414.72
7.3.100.0020.01014.71
7.3.90.0100.00214.98
7.3.80.0030.00914.91
7.3.70.0080.00514.80
7.3.60.0050.00914.80
7.3.50.0060.00714.82
7.3.40.0050.01014.74
7.3.30.0040.01114.93
7.3.20.0020.01016.65
7.3.10.0050.00816.42
7.3.00.0050.01016.54
7.2.330.0100.00716.79
7.2.320.0100.00716.81
7.2.310.0070.01116.82
7.2.300.0090.00916.88
7.2.290.0030.01516.81
7.2.250.0070.01315.11
7.2.240.0110.00715.07
7.2.230.0050.01015.06
7.2.220.0020.01015.12
7.2.210.0010.01115.04
7.2.200.0030.01014.97
7.2.190.0060.00814.90
7.2.180.0050.00815.00
7.2.170.0040.01214.97
7.2.160.0060.00915.04
7.2.150.0070.01016.90
7.2.140.0070.00716.90
7.2.130.0060.00816.98
7.2.120.0080.00616.92
7.2.110.0050.00716.98
7.2.100.0030.01116.95
7.2.90.0070.00616.94
7.2.80.0040.00917.02
7.2.70.0090.00716.82
7.2.60.0070.00616.94
7.2.50.0050.00817.06
7.2.40.0080.00817.03
7.2.30.0040.00916.92
7.2.20.0070.00817.14
7.2.10.0060.00816.88
7.2.00.0050.00817.02
7.1.330.0060.00915.68
7.1.320.0060.00615.85
7.1.310.0030.01015.79
7.1.300.0060.01015.90
7.1.290.0070.00815.74
7.1.280.0060.00715.61
7.1.270.0040.01015.80
7.1.260.0060.00815.79
7.1.250.0050.00715.80
7.1.200.0060.00615.70
7.1.70.0000.01417.12
7.1.60.0040.00716.96
7.1.50.0110.00016.91
7.1.40.0030.00916.47
7.1.30.0000.01516.54
7.1.20.0060.00616.56
7.1.10.0040.00416.64
7.1.00.0030.00716.74
7.0.200.0030.00516.93
7.0.190.0000.00816.75
7.0.180.0020.00516.25
7.0.170.0000.01116.57
7.0.160.0000.01016.22
7.0.150.0030.00616.37
7.0.140.0040.00416.46
7.0.130.0000.00716.66
7.0.120.0050.00316.61
7.0.110.0050.00216.40
7.0.100.0040.00416.55
7.0.90.0000.00716.48
7.0.80.0030.01016.52
7.0.70.0040.00716.56
7.0.60.0000.00816.30
7.0.50.0000.00816.50
7.0.40.0030.01315.73
7.0.30.0030.00615.73
7.0.20.0000.00815.73
7.0.10.0040.00415.73
7.0.00.0070.00315.73
5.6.300.0030.07020.85
5.6.290.0000.08820.93
5.6.280.0030.07720.88
5.6.270.0000.04721.11
5.6.260.0070.03720.86
5.6.250.0070.04420.98
5.6.240.0000.05620.84
5.6.230.0000.04720.88
5.6.220.0100.06920.82
5.6.210.0030.04421.06
5.6.200.0030.04620.79
5.6.190.0070.04620.95
5.6.180.0000.09221.05
5.6.170.0030.04020.88
5.6.160.0030.04121.02
5.6.150.0070.05420.99
5.6.140.0130.07020.86
5.6.130.0100.05321.04
5.6.120.0070.06220.83
5.6.110.0070.07320.97
5.6.100.0000.04520.95
5.6.90.0100.07320.95
5.6.80.0180.03220.22
5.6.70.0000.04720.11
5.6.60.0030.04420.32
5.6.50.0070.04020.13
5.6.40.0030.03720.32
5.6.30.0060.03820.36
5.6.20.0040.04220.39
5.6.10.0000.04520.32
5.6.00.0030.04420.28
5.5.380.0070.03817.67
5.5.370.0030.04317.64
5.5.360.0000.08317.62
5.5.350.0030.04217.63
5.5.340.0100.03817.86
5.5.330.0030.04717.71
5.5.320.0100.05117.73
5.5.310.0030.04018.00
5.5.300.0000.05717.70
5.5.290.0000.05117.74
5.5.280.0030.04117.74
5.5.270.0030.04517.84
5.5.260.0000.04417.82
5.5.250.0240.04117.65
5.5.240.0000.04617.48
5.5.230.0030.03717.23
5.5.220.0030.04217.41
5.5.210.0030.04117.42
5.5.200.0000.04717.42
5.5.190.0030.04617.47
5.5.180.0000.04517.46
5.5.160.0000.04217.41
5.5.150.0030.03917.35
5.5.140.0000.04817.52
5.5.130.0030.04017.44
5.5.120.0240.04417.05
5.5.110.0030.04217.38
5.5.100.0170.04417.29
5.5.90.0000.04217.00
5.5.80.0040.03917.33
5.5.70.0060.03616.98
5.5.60.0060.03616.98
5.5.50.0070.03717.11
5.5.40.0000.04517.34
5.5.30.0030.05817.33
5.5.20.0060.04217.23
5.5.10.0030.04517.38
5.5.00.0060.03516.93
5.4.450.0060.03919.25
5.4.440.0130.06819.28
5.4.430.0100.03619.27
5.4.420.0100.06519.45
5.4.410.0030.04319.16
5.4.400.0070.04019.16
5.4.390.0030.03719.00
5.4.380.0060.05219.06
5.4.370.0030.03619.05
5.4.360.0030.04119.20
5.4.350.0070.03718.95
5.4.340.0030.04419.12
5.4.320.0030.04319.09
5.4.310.0330.03619.06
5.4.300.0100.03218.91
5.4.290.0030.04019.06
5.4.280.0030.04219.03
5.4.270.0030.04218.91
5.4.260.0000.04619.20
5.4.250.0030.04119.06
5.4.240.0070.03719.04
5.4.230.0030.04018.91
5.4.220.0000.04618.96
5.4.210.0000.04419.19
5.4.200.0030.03619.05
5.4.190.0070.07519.11
5.4.180.0030.03819.07
5.4.170.0070.03619.07
5.4.160.0130.03919.05
5.4.150.0030.04319.21
5.4.140.0040.03916.67
5.4.130.0030.03616.41
5.4.120.0030.03716.73
5.4.110.0000.04216.74
5.4.100.0000.04216.75
5.4.90.0070.03316.41
5.4.80.0070.03916.73
5.4.70.0030.03816.71
5.4.60.0000.03816.68
5.4.50.0030.04016.72
5.4.40.0000.03816.73
5.4.30.0070.03216.41
5.4.20.0070.03616.72
5.4.10.0060.03816.72
5.4.00.0000.03716.21
5.3.290.0070.03915.73
5.3.280.0030.04415.73
5.3.270.0060.03815.73
5.3.260.0100.03215.73
5.3.250.0030.03515.73
5.3.240.0000.04315.73
5.3.230.0100.03315.73
5.3.220.0000.04515.73
5.3.210.0060.04015.73
5.3.200.0030.03815.73
5.3.190.0170.03415.73
5.3.180.0100.03015.73
5.3.170.0070.03315.73
5.3.160.0070.03715.73
5.3.150.0030.03715.73
5.3.140.0030.04215.73
5.3.130.0070.03815.73
5.3.120.0030.03615.73
5.3.110.0060.03915.73
5.3.100.0030.03515.73
5.3.90.0070.03315.73
5.3.80.0000.04215.73
5.3.70.0000.04015.73
5.3.60.0000.03815.73
5.3.50.0000.04015.73
5.3.40.0060.03215.73
5.3.30.0070.03315.73
5.3.20.0070.03315.73
5.3.10.0030.03715.73
5.3.00.0090.03015.73
5.2.170.0000.03615.73
5.2.160.0060.02515.73
5.2.150.0060.04115.73
5.2.140.0060.02815.73
5.2.130.0060.02415.73
5.2.120.0030.02715.73
5.2.110.0040.02915.73
5.2.100.0000.03315.73
5.2.90.0030.02715.73
5.2.80.0320.01915.73
5.2.70.0060.02515.73
5.2.60.0030.02715.73
5.2.50.0000.03115.73
5.2.40.0070.02415.73
5.2.30.0000.03315.73
5.2.20.0030.03115.73
5.2.10.0150.02615.73
5.2.00.0030.03215.73
5.1.60.0030.02315.73
5.1.50.0090.01815.73
5.1.40.0000.02715.73
5.1.30.0040.02815.73
5.1.20.0000.03215.73
5.1.10.0000.02715.73
5.1.00.0070.02015.73
5.0.50.0030.02115.73
5.0.40.0030.02315.73
5.0.30.0000.03515.73
5.0.20.0030.01915.73
5.0.10.0030.02015.73
5.0.00.0030.03115.73
4.4.90.0030.01415.73
4.4.80.0030.01315.73
4.4.70.0030.01815.73
4.4.60.0000.01815.73
4.4.50.0040.01415.73
4.4.40.0030.02315.73
4.4.30.0030.01615.73
4.4.20.0000.01715.73
4.4.10.0000.01915.73
4.4.00.0000.02615.73
4.3.110.0070.01415.73
4.3.100.0000.01615.73
4.3.90.0030.01415.73
4.3.80.0030.02415.73
4.3.70.0040.01915.73
4.3.60.0060.01115.73
4.3.50.0060.01315.73
4.3.40.0060.02415.73
4.3.30.0030.01615.73
4.3.20.0100.01715.73
4.3.10.0000.01815.73
4.3.00.0000.02215.73

preferences:
56.17 ms | 401 KiB | 5 Q