3v4l.org

run code in 300+ PHP versions simultaneously
<?php unset($this); class Foo{ protected $a = true; public function __construct(){ echo "From Foo()"; } public static function init(){ unset($this); var_dump(__CLASS__); //echo $this->a; echo "From Foo::init()"; } } Foo::init();

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)
8.3.60.0140.00018.43
8.3.50.0130.00622.76
8.3.40.0110.00418.58
8.3.30.0100.00318.84
8.3.20.0040.00420.07
8.3.10.0000.00823.62
8.3.00.0080.00019.13
8.2.180.0140.00316.63
8.2.170.0070.01422.96
8.2.160.0090.00620.39
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0000.00726.16
8.2.120.0070.00020.94
8.2.110.0070.00320.35
8.2.100.0120.00017.91
8.2.90.0020.00519.09
8.2.80.0040.00417.97
8.2.70.0000.00817.38
8.2.60.0000.00817.80
8.2.50.0030.00518.07
8.2.40.0040.00419.82
8.2.30.0050.00317.94
8.2.20.0030.00517.49
8.2.10.0000.00717.80
8.2.00.0080.00017.61
8.1.280.0070.01025.92
8.1.270.0040.00423.97
8.1.260.0100.00026.35
8.1.250.0000.00828.09
8.1.240.0040.00423.66
8.1.230.0070.00419.12
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.10
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0030.00518.35
8.1.160.0000.00721.94
8.1.150.0070.00018.66
8.1.140.0000.00717.31
8.1.130.0000.00717.74
8.1.120.0040.00417.37
8.1.110.0000.00817.31
8.1.100.0000.00717.36
8.1.90.0030.00317.30
8.1.80.0040.00417.31
8.1.70.0000.00617.24
8.1.60.0000.00817.49
8.1.50.0040.00417.43
8.1.40.0040.00417.20
8.1.30.0000.00817.46
8.1.20.0050.00517.41
8.1.10.0040.00417.26
8.1.00.0000.00817.20
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0070.00018.32
8.0.270.0070.00017.11
8.0.260.0000.00617.13
8.0.250.0030.00316.95
8.0.240.0070.00016.78
8.0.230.0070.00016.88
8.0.220.0000.00816.77
8.0.210.0030.00316.88
8.0.200.0040.00416.80
8.0.190.0060.00616.77
8.0.180.0050.00216.83
8.0.170.0040.00416.79
8.0.160.0050.00216.86
8.0.150.0070.00016.79
8.0.140.0030.00316.71
8.0.130.0000.00813.33
8.0.120.0000.00816.64
8.0.110.0050.00216.73
8.0.100.0000.00716.80
8.0.90.0030.00316.67
8.0.80.0080.00816.79
8.0.70.0000.00816.77
8.0.60.0000.00716.80
8.0.50.0040.00416.59
8.0.30.0100.01416.87
8.0.20.0120.00917.40
8.0.10.0080.00016.95
8.0.00.0120.00716.59
7.4.330.0000.00515.07
7.4.320.0030.00316.44
7.4.300.0060.00016.32
7.4.290.0000.00716.45
7.4.280.0000.00816.44
7.4.270.0000.00816.50
7.4.260.0060.00316.37
7.4.250.0040.00416.35
7.4.240.0040.00416.42
7.4.230.0030.00316.35
7.4.220.0090.00916.36
7.4.210.0030.01216.33
7.4.200.0000.00716.11
7.4.160.0100.00616.38
7.4.150.0080.01017.40
7.4.140.0090.00817.86
7.4.130.0120.00516.41
7.4.120.0030.01416.29
7.4.110.0030.01316.17
7.4.100.0120.00916.26
7.4.90.0090.00816.29
7.4.80.0090.00919.39
7.4.70.0060.01616.27
7.4.60.0100.00716.42
7.4.50.0060.00316.50
7.4.40.0130.00616.47
7.4.30.0060.01016.48
7.4.00.0090.00714.61
7.3.330.0040.00412.94
7.3.320.0050.00012.93
7.3.310.0070.00016.23
7.3.300.0040.00416.17
7.3.290.0110.00316.14
7.3.280.0060.01016.20
7.3.270.0100.00717.40
7.3.260.0060.01216.36
7.3.250.0080.00916.28
7.3.240.0060.01116.36
7.3.230.0070.01016.39
7.3.210.0120.00616.49
7.3.200.0130.01019.39
7.3.190.0100.00716.23
7.3.180.0120.00916.20
7.3.170.0060.00916.36
7.3.160.0030.01216.15
7.3.120.0080.00814.84
7.3.110.0100.00714.70
7.3.100.0040.00814.49
7.3.90.0060.00914.67
7.3.80.0100.00314.71
7.3.70.0000.01214.54
7.3.60.0000.01114.79
7.3.50.0030.00714.73
7.3.40.0120.00414.73
7.3.30.0070.01014.43
7.3.20.0030.01016.40
7.3.10.0070.00716.27
7.3.00.0030.00916.54
7.2.330.0140.00416.19
7.2.320.0040.01216.53
7.2.310.0270.00616.06
7.2.300.0080.00816.53
7.2.290.0120.00316.22
7.2.250.0100.00314.79
7.2.240.0130.00714.71
7.2.230.0100.00615.03
7.2.220.0060.00914.40
7.2.210.0030.01414.98
7.2.200.0090.00314.46
7.2.190.0110.00414.52
7.2.180.0000.01414.72
7.2.170.0030.01314.75
7.2.60.0040.01116.45
7.2.00.0000.01419.23
7.1.330.0090.00315.64
7.1.320.0060.00615.29
7.1.310.0040.00715.54
7.1.300.0100.00015.33
7.1.290.0040.00815.45
7.1.280.0070.00715.19
7.1.270.0000.01515.61
7.1.260.0030.00915.38
7.1.200.0070.00715.49
7.1.100.0040.00817.83
7.1.70.0090.00616.86
7.1.60.0040.01519.40
7.1.50.0110.01416.80
7.1.00.0030.07722.37
7.0.200.0000.01016.83
7.0.140.0100.06321.93
7.0.60.0030.08019.84
7.0.50.0130.07317.85
7.0.40.0130.04720.30
7.0.30.0230.04320.25
7.0.20.0300.04320.06
7.0.10.0030.04320.19
7.0.00.0000.07720.20
5.6.280.0100.06720.93
5.6.210.0100.08320.75
5.6.200.0070.04318.19
5.6.190.0000.06020.57
5.6.180.0330.07320.61
5.6.170.0230.03320.51
5.6.160.0130.08020.63
5.6.150.0030.08718.28
5.6.140.0170.07318.14
5.6.130.0070.05318.14
5.6.120.0100.07320.91
5.6.110.0070.08721.00
5.6.100.0000.04321.12
5.6.90.0030.05721.10
5.6.80.0000.04020.41
5.5.350.0230.03020.36
5.5.340.0130.03318.07
5.5.330.0130.05320.45
5.5.320.0400.06720.23
5.5.310.0300.07020.19
5.5.300.0030.09317.95
5.5.290.0130.06717.95
5.5.280.0070.08020.90
5.5.270.0070.05320.77
5.5.260.0070.04320.65
5.5.250.0070.04720.50
5.5.240.0230.07020.15
5.4.450.0170.03719.48
5.4.440.0170.03719.41
5.4.430.0170.03319.48
5.4.420.0170.03719.64
5.4.410.0100.04319.36
5.4.400.0170.04719.20
5.4.390.0170.07719.26
5.4.380.0300.04018.88
5.4.370.0200.05718.98
5.4.360.0330.05719.09
5.4.350.0270.05019.09
5.4.340.0230.05019.15
5.4.320.0230.04319.16
5.4.310.0170.05719.08
5.4.300.0270.04718.85
5.4.290.0230.05319.16
5.4.280.0230.07019.21
5.4.270.0200.08319.14
5.4.260.0200.05019.13
5.4.250.0130.06718.98
5.4.240.0230.07719.19
5.4.230.0200.07319.08
5.4.220.0330.05019.07
5.4.210.0230.07319.30
5.4.200.0270.06319.08
5.4.190.0270.06719.14
5.4.180.0330.04318.84
5.4.170.0170.05019.15
5.4.160.0070.06319.08
5.4.150.0300.04318.84
5.4.140.0170.04716.31
5.4.130.0300.06016.41
5.4.120.0230.07016.52
5.4.110.0100.07716.45
5.4.100.0100.04016.61
5.4.90.0270.06016.56
5.4.80.0270.04716.53
5.4.70.0130.05316.25
5.4.60.0300.06016.25
5.4.50.0170.06716.53
5.4.40.0270.06016.48
5.4.30.0270.06316.37
5.4.20.0200.04716.24
5.4.10.0230.06016.45
5.4.00.0330.05715.82
5.3.290.0230.07314.66
5.3.280.0270.06714.75
5.3.270.0300.06014.53
5.3.260.0230.07014.76
5.3.250.0270.06014.82
5.3.240.0300.04314.70
5.3.230.0270.04714.68
5.3.220.0330.06014.48
5.3.210.0230.04714.46
5.3.200.0270.02714.72
5.3.190.0230.06714.79
5.3.180.0230.04314.55
5.3.170.0170.04714.55
5.3.160.0330.06714.56
5.3.150.0200.05714.47
5.3.140.0200.06014.71
5.3.130.0230.05014.63
5.3.120.0200.04714.56
5.3.110.0300.07014.47
5.3.100.0230.07314.04
5.3.90.0200.04313.99
5.3.80.0270.06714.14
5.3.70.0230.03713.99
5.3.60.0170.05313.93
5.3.50.0170.04714.00
5.3.40.0270.06714.00
5.3.30.0270.06313.84
5.3.20.0200.07313.81
5.3.10.0330.03713.54
5.3.00.0200.03713.61
5.2.170.0200.05711.77
5.2.160.0170.04011.77
5.2.150.0230.05711.77
5.2.140.0170.06711.77
5.2.130.0300.05011.77
5.2.120.0170.03311.77
5.2.110.0170.06011.77
5.2.100.0130.06311.77
5.2.90.0200.05011.77
5.2.80.0070.05311.77
5.2.70.0130.04011.77
5.2.60.0100.04711.77
5.2.50.0170.03311.77
5.2.40.0130.05311.77
5.2.30.0070.04311.77
5.2.20.0030.04011.77
5.2.10.0130.05011.77
5.2.00.0100.05311.77
5.1.60.0100.04311.77
5.1.50.0130.02011.77
5.1.40.0070.05711.77
5.1.30.0230.02311.77
5.1.20.0200.02711.77
5.1.10.0200.05011.77
5.1.00.0100.04011.77
5.0.50.0030.03311.77
5.0.40.0130.04011.77
5.0.30.0030.06711.77
5.0.20.0070.04711.77
5.0.10.0100.04011.77
5.0.00.0100.06011.77
4.4.90.0070.02311.77
4.4.80.0030.03711.77
4.4.70.0070.04011.77
4.4.60.0130.03011.77
4.4.50.0130.02311.77
4.4.40.0030.03011.77
4.4.30.0070.01711.77
4.4.20.0100.03311.77
4.4.10.0100.03311.77
4.4.00.0070.03311.77
4.3.110.0070.03311.77
4.3.100.0030.04011.77
4.3.90.0070.03311.77
4.3.80.0070.04311.77
4.3.70.0070.02311.77
4.3.60.0030.03311.77
4.3.50.0070.03711.77
4.3.40.0030.02711.77
4.3.30.0030.03711.77
4.3.20.0030.04011.77
4.3.10.0070.03311.77
4.3.00.0030.03311.77

preferences:
47.11 ms | 401 KiB | 5 Q