3v4l.org

run code in 300+ PHP versions simultaneously
<?php trait Test { private $bridge; public function implement() { if (!isset($this->final)){ parent::implement(); } echo $this->foo; } } 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)
8.3.60.0170.00318.55
8.3.50.0110.00922.05
8.3.40.0150.00018.97
8.3.30.0090.00619.01
8.3.20.0070.00020.34
8.3.10.0050.00323.39
8.3.00.0040.00419.19
8.2.180.0040.01118.41
8.2.170.0140.00022.96
8.2.160.0030.01022.24
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.95
8.2.110.0100.00022.20
8.2.100.0090.00317.72
8.2.90.0030.00619.23
8.2.80.0050.00317.97
8.2.70.0040.00417.25
8.2.60.0050.00817.40
8.2.50.0060.00318.07
8.2.40.0110.00018.09
8.2.30.0000.00718.02
8.2.20.0000.00817.49
8.2.10.0040.00417.88
8.2.00.0050.00217.62
8.1.280.0180.00425.92
8.1.270.0060.00618.82
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00323.84
8.1.230.0110.00019.20
8.1.220.0080.00017.74
8.1.210.0050.00318.77
8.1.200.0000.00817.00
8.1.190.0080.00017.22
8.1.180.0000.00718.10
8.1.170.0080.00018.50
8.1.160.0000.00722.03
8.1.150.0040.00418.78
8.1.140.0030.00519.13
8.1.130.0040.00417.82
8.1.120.0000.00717.24
8.1.110.0000.00817.45
8.1.100.0070.00017.45
8.1.90.0030.00417.29
8.1.80.0030.00517.39
8.1.70.0000.00717.40
8.1.60.0060.00317.41
8.1.50.0030.00617.39
8.1.40.0080.00017.52
8.1.30.0050.00317.59
8.1.20.0000.00817.58
8.1.10.0030.00517.50
8.1.00.0040.00417.47
8.0.300.0080.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.52
8.0.270.0030.00317.35
8.0.260.0030.00317.21
8.0.250.0070.00017.02
8.0.240.0000.00816.95
8.0.230.0030.00316.90
8.0.220.0000.00716.89
8.0.210.0070.00016.82
8.0.200.0030.00316.86
8.0.190.0040.00416.90
8.0.180.0040.00416.81
8.0.170.0000.00816.82
8.0.160.0000.00716.96
8.0.150.0000.00716.88
8.0.140.0080.00016.77
8.0.130.0050.00013.37
8.0.120.0080.00016.90
8.0.110.0030.00516.84
8.0.100.0100.00016.90
8.0.90.0030.00316.75
8.0.80.0090.00616.82
8.0.70.0040.00416.82
8.0.60.0070.00016.73
8.0.50.0000.00816.88
8.0.30.0120.01116.91
8.0.20.0050.01617.40
8.0.10.0040.00417.08
8.0.00.0120.00616.53
7.4.330.0000.00615.21
7.4.320.0070.00016.59
7.4.300.0070.00016.53
7.4.290.0000.00716.52
7.4.280.0000.00716.43
7.4.270.0020.00516.51
7.4.260.0040.00416.53
7.4.250.0040.00416.58
7.4.240.0020.00516.55
7.4.230.0030.00316.54
7.4.220.0000.02116.62
7.4.210.0060.01416.50
7.4.200.0040.00416.46
7.4.160.0150.00016.25
7.4.150.0090.00917.40
7.4.140.0120.01017.86
7.4.130.0090.01116.45
7.4.120.0100.00816.63
7.4.110.0070.01116.50
7.4.100.0040.01216.38
7.4.90.0140.00416.50
7.4.80.0120.00819.39
7.4.70.0060.01216.54
7.4.60.0030.01316.41
7.4.50.0040.00416.37
7.4.40.0120.00316.44
7.4.30.0120.01216.38
7.4.00.0070.01015.13
7.3.330.0020.00213.32
7.3.320.0050.00013.20
7.3.310.0030.00316.25
7.3.300.0040.00416.24
7.3.290.0060.01616.38
7.3.280.0070.01416.30
7.3.270.0060.01517.40
7.3.260.0140.00316.37
7.3.250.0150.00416.42
7.3.240.0090.00916.16
7.3.230.0140.00316.61
7.3.210.0030.01416.48
7.3.200.0100.00619.39
7.3.190.0060.00916.59
7.3.180.0150.00716.32
7.3.170.0100.00716.46
7.3.160.0040.01216.62
7.2.330.0000.01816.41
7.2.320.0100.00716.77
7.2.310.0140.00716.58
7.2.300.0100.01016.63
7.2.290.0040.01816.37
7.1.70.0070.00317.07
7.1.60.0180.00719.46
7.1.50.0000.01416.90
7.1.00.0030.07322.25
7.0.200.0030.00616.57
7.0.140.0030.04722.08
7.0.110.0000.08719.88
7.0.100.0070.08319.92
7.0.90.0100.08019.78
7.0.80.0030.08719.85
7.0.70.0100.07319.87
7.0.60.0100.07719.97
7.0.50.0100.07720.48
7.0.40.0070.05020.25
7.0.30.0070.08320.25
7.0.20.0170.04320.04
7.0.10.0100.08020.05
7.0.00.0030.09020.21
5.6.280.0070.07020.93
5.6.260.0100.08020.61
5.6.250.0230.06320.61
5.6.240.0030.07720.58
5.6.230.0200.07020.58
5.6.220.0130.07020.56
5.6.210.0130.07720.66
5.6.200.0070.07321.20
5.6.190.0070.07321.11
5.6.180.0170.07321.28
5.6.170.0070.08321.20
5.6.160.0130.07021.10
5.6.150.0000.06721.28
5.6.140.0100.08021.20
5.6.130.0070.07721.23
5.6.120.0070.08320.93
5.6.110.0130.08021.13
5.6.100.0130.07021.14
5.6.90.0100.08720.95
5.6.80.0170.07020.53
5.6.70.0170.06320.53
5.6.60.0030.06320.36
5.6.50.0100.08020.48
5.6.40.0030.08020.44
5.6.30.0100.04320.45
5.6.20.0130.07320.65
5.6.10.0100.07320.48
5.6.00.0070.07720.40
5.5.380.0130.07720.52
5.5.370.0000.09020.52
5.5.360.0000.08320.50
5.5.350.0030.07020.41
5.5.340.0200.06720.92
5.5.330.0100.08020.82
5.5.320.0070.08020.90
5.5.310.0100.07320.79
5.5.300.0100.08020.88
5.5.290.0070.08720.79
5.5.280.0100.08020.88
5.5.270.0030.09020.95
5.5.260.0100.08320.78
5.5.250.0100.08320.63
5.5.240.0030.06020.29
5.5.230.0130.06320.34
5.5.220.0100.07720.34
5.5.210.0130.06320.25
5.5.200.0070.08720.31
5.5.190.0130.07320.20
5.5.180.0030.08020.32
5.5.160.0030.07720.25
5.5.150.0170.06320.33
5.5.140.0100.07320.16
5.5.130.0230.06020.05
5.5.120.0130.07320.16
5.5.110.0070.08320.05
5.5.100.0170.07320.02
5.5.90.0070.07720.17
5.5.80.0070.07020.11
5.5.70.0100.07320.27
5.5.60.0070.07320.19
5.5.50.0070.08020.14
5.5.40.0100.06720.19
5.5.30.0000.08320.26
5.5.20.0030.08320.13
5.5.10.0000.08020.03
5.5.00.0030.05020.17
5.4.450.0000.08019.36
5.4.440.0100.07719.30
5.4.430.0100.06319.63
5.4.420.0030.05019.63
5.4.410.0070.07319.18
5.4.400.0100.08019.01
5.4.390.0000.08318.95
5.4.380.0130.07019.11
5.4.370.0070.08019.23
5.4.360.0070.06019.01
5.4.350.0070.07719.18
5.4.340.0100.07719.01
5.4.320.0030.04719.34
5.4.310.0030.07719.03
5.4.300.0100.07319.13
5.4.290.0100.06719.00
5.4.280.0070.08019.09
5.4.270.0130.05719.16
5.4.260.0070.07318.98
5.4.250.0030.08319.13
5.4.240.0070.07019.01
5.4.230.0070.07718.98
5.4.220.0030.08019.36
5.4.210.0130.07319.18
5.4.200.0130.07719.00
5.4.190.0070.07719.15
5.4.180.0130.07319.13
5.4.170.0000.08019.30
5.4.160.0100.07019.20
5.4.150.0100.07019.22
5.4.140.0030.07716.34
5.4.130.0030.07316.59
5.4.120.0070.07016.35
5.4.110.0100.07016.63
5.4.100.0100.04016.41
5.4.90.0100.07016.42
5.4.80.0000.07716.46
5.4.70.0070.07716.45
5.4.60.0170.06016.39
5.4.50.0100.07016.52
5.4.40.0130.06316.34
5.4.30.0100.05016.54
5.4.20.0100.06716.50
5.4.10.0170.07016.54
5.4.00.0200.05315.74
5.3.290.0100.07714.61
5.3.280.0030.08314.50
5.3.270.0070.07714.51
5.3.260.0100.07014.63
5.3.250.0030.07714.60
5.3.240.0070.07314.51
5.3.230.0070.07714.44
5.3.220.0000.08014.50
5.3.210.0100.07314.63
5.3.200.0030.07314.63
5.3.190.0100.07014.51
5.3.180.0100.07714.45
5.3.170.0030.07314.45
5.3.160.0230.06314.36
5.3.150.0130.07014.44
5.3.140.0000.05314.59
5.3.130.0070.03714.42
5.3.120.0100.07714.44
5.3.110.0070.06714.55
5.3.100.0000.06313.99
5.3.90.0070.05313.81
5.3.80.0030.07713.89
5.3.70.0100.07313.88
5.3.60.0100.06714.09
5.3.50.0100.04313.88
5.3.40.0100.06713.84
5.3.30.0030.07313.94
5.3.20.0070.07013.63
5.3.10.0000.06713.51
5.3.00.0030.07313.42
5.2.170.0100.05712.52
5.2.160.0000.06312.52
5.2.150.0100.05712.52
5.2.140.0030.04312.52
5.2.130.0030.06312.52
5.2.120.0070.06012.52
5.2.110.0070.06012.52
5.2.100.0070.06012.52
5.2.90.0030.06712.52
5.2.80.0100.05712.52
5.2.70.0000.06712.52
5.2.60.0030.03312.52
5.2.50.0030.04712.52
5.2.40.0100.06012.52
5.2.30.0070.06312.52
5.2.20.0000.06312.52
5.2.10.0030.05312.52
5.2.00.0100.05312.52
5.1.60.0000.05712.52
5.1.50.0000.04312.52
5.1.40.0030.05712.52
5.1.30.0070.05312.52
5.1.20.0000.06012.52
5.1.10.0000.06012.52
5.1.00.0000.03712.52
5.0.50.0070.02712.52
5.0.40.0070.04012.52
5.0.30.0000.06712.52
5.0.20.0030.04012.52
5.0.10.0000.04712.52
5.0.00.0030.03712.52
4.4.90.0000.04012.52
4.4.80.0030.03012.52
4.4.70.0000.03312.52
4.4.60.0070.03312.52
4.4.50.0000.03712.52
4.4.40.0000.05712.52
4.4.30.0100.02712.52
4.4.20.0000.02012.52
4.4.10.0000.03312.52
4.4.00.0030.05712.52
4.3.110.0000.03712.52
4.3.100.0000.04012.52
4.3.90.0030.03712.52
4.3.80.0000.05012.52
4.3.70.0030.03712.52
4.3.60.0030.02712.52
4.3.50.0000.03312.52
4.3.40.0000.05012.52
4.3.30.0000.02012.52
4.3.20.0000.03712.52
4.3.10.0070.03012.52
4.3.00.0000.03312.52

preferences:
44.17 ms | 401 KiB | 5 Q