3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Test { private $bridge; public function implement() { echo $this->foo; if (!isset($this->final)){ parent::implement(); } } } class A { use Test; private $foo = 'bar'; private $final = 1; public function __construct() { $this->implement(); } public function foo() { echo $this->bridge; } } class B extends A { use Test; private $foo = 'foo'; } class C extends B { use Test; private $foo = 'buz'; } new C();

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)
8.3.60.0120.00918.18
8.3.50.0040.01418.05
8.3.40.0070.00718.76
8.3.30.0140.00019.14
8.3.20.0000.00820.34
8.3.10.0040.00423.67
8.3.00.0080.00019.08
8.2.180.0040.01118.40
8.2.170.0110.00422.96
8.2.160.0070.00722.27
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00021.04
8.2.110.0050.00522.11
8.2.100.0080.00417.84
8.2.90.0050.00219.05
8.2.80.0050.00317.97
8.2.70.0000.00917.50
8.2.60.0050.00517.80
8.2.50.0090.00018.07
8.2.40.0110.00018.22
8.2.30.0020.00517.93
8.2.20.0040.00417.69
8.2.10.0040.00417.91
8.2.00.0040.00417.53
8.1.280.0200.00025.92
8.1.270.0100.00018.88
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00623.87
8.1.230.0060.00619.10
8.1.220.0050.00317.74
8.1.210.0030.00518.77
8.1.200.0040.00417.22
8.1.190.0040.00417.13
8.1.180.0050.00318.10
8.1.170.0040.00418.64
8.1.160.0040.00422.02
8.1.150.0000.00718.88
8.1.140.0000.00717.31
8.1.130.0040.00417.71
8.1.120.0030.00417.31
8.1.110.0000.00817.37
8.1.100.0000.00717.46
8.1.90.0070.00017.39
8.1.80.0030.00317.27
8.1.70.0000.00717.37
8.1.60.0050.00317.55
8.1.50.0000.00817.48
8.1.40.0000.00817.48
8.1.30.0000.00817.60
8.1.20.0000.00717.49
8.1.10.0040.00417.46
8.1.00.0040.00417.47
8.0.300.0040.00418.77
8.0.290.0070.00016.63
8.0.280.0070.00018.44
8.0.270.0000.00717.31
8.0.260.0000.00717.21
8.0.250.0030.00317.04
8.0.240.0000.00916.82
8.0.230.0000.00816.98
8.0.220.0050.00216.87
8.0.210.0000.00716.81
8.0.200.0000.00817.01
8.0.190.0000.00817.00
8.0.180.0080.00016.85
8.0.170.0040.00416.95
8.0.160.0000.00716.95
8.0.150.0000.00716.74
8.0.140.0030.00616.86
8.0.130.0030.00313.37
8.0.120.0000.00716.92
8.0.110.0040.00416.91
8.0.100.0040.00416.90
8.0.90.0000.00816.70
8.0.80.0030.01216.84
8.0.70.0000.00716.79
8.0.60.0070.00016.80
8.0.50.0040.00416.83
8.0.30.0140.00817.02
8.0.20.0090.01317.40
8.0.10.0000.00716.97
8.0.00.0060.01216.77
7.4.330.0000.00415.06
7.4.320.0030.00316.52
7.4.300.0030.00316.66
7.4.290.0000.00716.41
7.4.280.0040.00416.60
7.4.270.0030.00316.64
7.4.260.0070.00016.59
7.4.250.0000.00716.34
7.4.240.0040.00416.51
7.4.230.0030.00316.59
7.4.220.0110.00916.57
7.4.210.0090.00916.57
7.4.200.0080.00016.43
7.4.160.0060.00916.32
7.4.150.0100.01617.40
7.4.140.0140.01217.86
7.4.130.0060.01116.55
7.4.120.0060.01216.47
7.4.110.0150.00316.50
7.4.100.0060.01116.53
7.4.90.0130.00616.42
7.4.80.0100.01719.39
7.4.70.0160.00616.43
7.4.60.0100.01016.40
7.4.50.0000.00416.17
7.4.40.0150.00016.51
7.4.30.0090.00916.46
7.4.00.0090.00514.90
7.3.330.0050.00013.16
7.3.320.0000.00513.28
7.3.310.0070.00016.36
7.3.300.0070.00016.33
7.3.290.0060.01016.30
7.3.280.0110.01016.31
7.3.270.0070.01117.40
7.3.260.0110.00916.46
7.3.250.0130.00516.26
7.3.240.0110.00616.58
7.3.230.0070.01116.39
7.3.210.0120.00816.24
7.3.200.0120.00919.39
7.3.190.0100.00716.39
7.3.180.0160.00616.22
7.3.170.0100.00716.41
7.3.160.0150.00016.33
7.3.120.0070.01114.83
7.3.110.0110.00714.77
7.3.100.0070.00714.70
7.3.90.0060.00614.40
7.3.80.0060.00314.53
7.3.70.0050.00514.82
7.3.60.0070.00314.77
7.3.50.0070.01014.79
7.3.40.0040.00714.74
7.3.30.0040.01414.55
7.3.20.0040.01116.82
7.3.10.0110.00016.37
7.3.00.0130.00316.60
7.2.330.0100.01316.67
7.2.320.0060.01216.43
7.2.310.0170.00716.65
7.2.300.0060.01216.67
7.2.290.0140.00416.51
7.2.250.0070.01115.19
7.2.240.0090.00915.22
7.2.230.0060.00315.03
7.2.220.0070.00715.21
7.2.210.0060.00314.84
7.2.200.0060.00615.10
7.2.190.0060.00314.79
7.2.180.0060.00314.70
7.2.170.0040.01514.84
7.2.60.0060.00916.66
7.2.00.0000.01219.54
7.1.330.0040.01115.65
7.1.320.0060.01015.40
7.1.310.0030.00715.84
7.1.300.0070.01115.51
7.1.290.0070.00715.48
7.1.280.0000.01715.63
7.1.270.0100.00615.46
7.1.260.0070.00715.87
7.1.200.0100.00015.45
7.1.100.0090.00318.25
7.1.70.0000.00817.07
7.1.60.0030.02019.46
7.1.50.0040.01516.80
7.1.00.0030.07722.45
7.0.200.0000.00716.40
7.0.140.0070.04722.04
7.0.110.0070.08719.95
7.0.100.0100.04719.97
7.0.90.0200.04319.94
7.0.80.0070.07720.07
7.0.70.0170.07719.97
7.0.60.0100.04019.92
7.0.50.0230.07720.09
7.0.40.0030.08319.68
7.0.30.0030.08319.71
7.0.20.0030.07719.84
7.0.10.0130.08019.72
7.0.00.0070.08019.70
5.6.280.0100.06721.09
5.6.260.0170.06320.53
5.6.250.0100.07320.63
5.6.240.0070.08020.67
5.6.230.0100.08320.57
5.6.220.0100.04020.63
5.6.210.0000.09020.74
5.6.200.0070.08320.63
5.6.190.0070.07020.66
5.6.180.0100.08020.71
5.6.170.0130.04020.56
5.6.160.0100.07720.66
5.6.150.0170.03020.62
5.6.140.0070.05720.66
5.6.130.0070.07320.57
5.6.120.0170.07020.55
5.6.110.0070.08320.55
5.6.100.0030.07020.59
5.6.90.0100.04020.67
5.6.80.0100.04720.07
5.6.70.0100.07720.07
5.6.60.0070.06319.96
5.6.50.0070.08320.00
5.6.40.0070.05020.22
5.6.30.0100.08019.99
5.6.20.0200.05020.02
5.6.10.0100.07719.95
5.6.00.0070.07319.92
5.5.380.0100.07717.60
5.5.370.0070.04717.64
5.5.360.0170.06717.59
5.5.350.0070.04717.66
5.5.340.0070.08017.93
5.5.330.0030.10017.96
5.5.320.0070.04718.13
5.5.310.0170.07017.86
5.5.300.0030.04718.22
5.5.290.0100.07318.05
5.5.280.0030.08318.09
5.5.270.0000.08717.90
5.5.260.0130.07718.23
5.5.250.0100.07717.94
5.5.240.0070.07717.48
5.5.230.0030.08317.48
5.5.220.0070.04317.27
5.5.210.0030.08017.45
5.5.200.0100.04017.47
5.5.190.0030.07717.58
5.5.180.0070.08017.27
5.5.160.0030.08317.27
5.5.150.0070.06717.45
5.5.140.0030.05317.45
5.5.130.0000.07017.48
5.5.120.0070.07017.28
5.5.110.0030.07717.57
5.5.100.0100.04317.51
5.5.90.0200.06717.08
5.5.80.0070.08017.38
5.5.70.0100.04317.47
5.5.60.0070.07317.15
5.5.50.0070.07717.33
5.5.40.0030.05017.17
5.5.30.0100.06317.18
5.5.20.0100.07017.29
5.5.10.0070.04717.29
5.5.00.0030.07017.18
5.4.450.0030.07319.51
5.4.440.0100.04719.53
5.4.430.0100.07019.41
5.4.420.0100.04319.31
5.4.410.0100.07319.38
5.4.400.0030.04719.18
5.4.390.0030.07719.16
5.4.380.0070.07019.02
5.4.370.0030.08019.06
5.4.360.0130.06319.14
5.4.350.0100.06019.35
5.4.340.0170.07019.24
5.4.320.0030.08019.00
5.4.310.0130.07019.25
5.4.300.0170.05719.09
5.4.290.0030.06319.18
5.4.280.0100.06019.18
5.4.270.0100.07719.19
5.4.260.0030.08319.02
5.4.250.0030.08318.94
5.4.240.0100.07719.16
5.4.230.0170.06318.99
5.4.220.0130.07319.01
5.4.210.0030.05319.33
5.4.200.0130.04719.13
5.4.190.0130.07319.10
5.4.180.0030.07719.30
5.4.170.0130.04318.98
5.4.160.0030.04319.17
5.4.150.0130.07018.98
5.4.140.0100.05316.44
5.4.130.0000.07016.68
5.4.120.0130.03716.43
5.4.110.0100.05716.62
5.4.100.0030.07016.53
5.4.90.0070.05716.60
5.4.80.0030.04016.59
5.4.70.0000.04716.54
5.4.60.0030.07316.56
5.4.50.0200.05716.23
5.4.40.0030.07316.34
5.4.30.0100.06316.52
5.4.20.0130.04016.44
5.4.10.0100.07316.38
5.4.00.0130.07015.91
5.3.290.0030.04714.62
5.3.280.0030.06714.59
5.3.270.0030.07714.61
5.3.260.0030.04714.60
5.3.250.0070.06714.54
5.3.240.0030.07714.55
5.3.230.0130.06714.48
5.3.220.0030.07314.67
5.3.210.0100.04714.36
5.3.200.0000.08014.64
5.3.190.0070.07714.64
5.3.180.0100.06714.51
5.3.170.0130.06314.41
5.3.160.0030.05714.56
5.3.150.0070.04014.59
5.3.140.0070.05314.48
5.3.130.0030.05014.51
5.3.120.0030.05314.44
5.3.110.0030.07714.34
5.3.100.0030.07313.97
5.3.90.0030.08713.89
5.3.80.0100.07013.91
5.3.70.0100.07313.80
5.3.60.0030.07713.92
5.3.50.0070.07314.04
5.3.40.0100.06713.84
5.3.30.0070.07313.81
5.3.20.0070.07013.63
5.3.10.0070.07013.57
5.3.00.0070.04713.52
5.2.170.0100.05311.95
5.2.160.0170.03011.95
5.2.150.0030.06311.95
5.2.140.0030.06011.95
5.2.130.0070.07011.95
5.2.120.0000.06311.95
5.2.110.0070.03311.95
5.2.100.0000.06311.95
5.2.90.0100.03011.95
5.2.80.0100.05011.95
5.2.70.0100.03011.95
5.2.60.0000.04311.95
5.2.50.0130.05011.95
5.2.40.0070.05711.95
5.2.30.0000.03311.95
5.2.20.0070.03311.95
5.2.10.0030.03311.95
5.2.00.0030.03711.95
5.1.60.0000.03311.95
5.1.50.0070.05011.95
5.1.40.0000.02711.95
5.1.30.0000.05011.95
5.1.20.0100.04311.95
5.1.10.0000.06311.95
5.1.00.0100.04311.95
5.0.50.0100.01711.95
5.0.40.0030.04011.95
5.0.30.0070.05711.95
5.0.20.0030.02011.95
5.0.10.0000.04311.95
5.0.00.0070.06011.95
4.4.90.0070.03011.95
4.4.80.0000.03711.95
4.4.70.0000.01711.95
4.4.60.0100.01011.95
4.4.50.0000.02711.95
4.4.40.0030.03711.95
4.4.30.0070.01011.95
4.4.20.0070.02311.95
4.4.10.0030.03711.95
4.4.00.0000.05011.95
4.3.110.0000.02011.95
4.3.100.0000.03011.95
4.3.90.0030.03311.95
4.3.80.0000.04011.95
4.3.70.0030.03311.95
4.3.60.0000.03011.95
4.3.50.0000.02311.95
4.3.40.0000.04011.95
4.3.30.0000.03311.95
4.3.20.0000.02711.95
4.3.10.0000.03011.95
4.3.00.0000.03011.95

preferences:
46.62 ms | 400 KiB | 5 Q