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)
8.3.60.0000.01418.18
8.3.50.0170.00318.30
8.3.40.0120.00318.60
8.3.30.0070.00719.03
8.3.20.0050.00320.34
8.3.10.0080.00023.48
8.3.00.0040.00419.14
8.2.180.0090.00616.59
8.2.170.0000.01422.96
8.2.160.0070.00722.13
8.2.150.0050.00324.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00021.11
8.2.110.0060.00322.25
8.2.100.0000.01117.72
8.2.90.0000.00719.22
8.2.80.0000.00817.97
8.2.70.0080.00017.50
8.2.60.0090.00317.68
8.2.50.0090.00018.07
8.2.40.0060.00318.22
8.2.30.0000.00717.98
8.2.20.0000.00817.73
8.2.10.0050.00317.88
8.2.00.0040.00417.66
8.1.280.0040.01525.92
8.1.270.0030.00618.83
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.00923.75
8.1.230.0080.00419.05
8.1.220.0000.00817.74
8.1.210.0030.00518.77
8.1.200.0050.00517.25
8.1.190.0090.00017.23
8.1.180.0000.00718.10
8.1.170.0040.00418.66
8.1.160.0050.00322.01
8.1.150.0040.00418.82
8.1.140.0000.00819.16
8.1.130.0030.00317.68
8.1.120.0000.00717.31
8.1.110.0040.00417.40
8.1.100.0070.00017.23
8.1.90.0050.00217.39
8.1.80.0080.00017.43
8.1.70.0000.00717.32
8.1.60.0040.00417.57
8.1.50.0030.00617.47
8.1.40.0040.00417.34
8.1.30.0000.00917.63
8.1.20.0040.00417.61
8.1.10.0040.00417.47
8.1.00.0000.00717.35
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0070.00018.41
8.0.270.0000.00717.32
8.0.260.0030.00317.14
8.0.250.0000.00716.86
8.0.240.0000.00716.86
8.0.230.0040.00416.86
8.0.220.0050.00216.93
8.0.210.0040.00416.93
8.0.200.0070.00016.99
8.0.190.0040.00416.98
8.0.180.0000.00816.84
8.0.170.0080.00016.89
8.0.160.0070.00016.82
8.0.150.0030.00316.76
8.0.140.0040.00416.88
8.0.130.0030.00413.42
8.0.120.0000.00816.77
8.0.110.0000.00716.82
8.0.100.0040.00416.94
8.0.90.0080.00016.68
8.0.80.0040.01116.81
8.0.70.0040.00416.90
8.0.60.0040.00416.91
8.0.50.0040.00416.82
8.0.30.0130.00816.99
8.0.20.0110.01317.40
8.0.10.0070.00016.88
8.0.00.0110.01016.56
7.4.330.0050.00015.14
7.4.320.0030.00316.62
7.4.300.0040.00416.62
7.4.290.0030.00316.51
7.4.280.0040.00416.61
7.4.270.0030.00316.59
7.4.260.0000.00816.59
7.4.250.0000.00816.62
7.4.240.0030.00316.51
7.4.230.0000.00716.66
7.4.220.0100.01616.52
7.4.210.0060.00916.49
7.4.200.0030.00616.31
7.4.160.0100.01016.38
7.4.150.0230.00317.40
7.4.140.0110.01317.86
7.4.130.0080.01016.42
7.4.120.0100.00716.54
7.4.110.0090.01516.60
7.4.100.0140.00316.48
7.4.90.0090.00916.64
7.4.80.0030.01519.39
7.4.70.0190.00616.39
7.4.60.0060.00916.29
7.4.50.0040.00016.34
7.4.40.0100.01016.51
7.4.30.0120.00616.15
7.4.00.0070.00415.01
7.3.330.0000.00613.26
7.3.320.0050.00013.17
7.3.310.0040.00416.30
7.3.300.0030.00316.22
7.3.290.0070.00716.31
7.3.280.0100.00716.29
7.3.270.0170.00617.40
7.3.260.0140.00716.46
7.3.250.0110.00616.31
7.3.240.0100.01016.46
7.3.230.0060.01116.54
7.3.210.0090.00916.33
7.3.200.0040.01319.39
7.3.190.0080.00816.38
7.3.180.0100.00616.60
7.3.170.0180.00316.27
7.3.160.0030.01316.28
7.3.120.0110.00314.99
7.3.110.0040.00414.73
7.3.100.0080.00414.66
7.3.90.0000.00914.57
7.3.80.0110.00414.94
7.3.70.0040.00414.48
7.3.60.0030.00614.66
7.3.50.0060.00914.77
7.3.40.0030.01014.52
7.3.30.0040.01114.63
7.3.20.0100.00716.54
7.3.10.0110.00416.31
7.3.00.0030.01416.32
7.2.330.0120.00916.86
7.2.320.0100.00716.62
7.2.310.0070.01416.45
7.2.300.0170.00716.68
7.2.290.0120.00616.73
7.2.240.0100.00314.90
7.2.230.0060.00314.88
7.2.220.0030.01314.61
7.2.210.0030.00915.17
7.2.200.0080.00415.00
7.2.190.0030.01414.95
7.2.180.0040.01215.11
7.2.170.0040.01214.60
7.2.160.0040.01514.74
7.2.150.0030.01316.59
7.2.140.0060.00316.78
7.2.130.0040.01116.78
7.2.120.0080.00816.83
7.2.110.0030.00716.98
7.2.100.0000.01816.75
7.2.90.0080.00816.82
7.2.80.0000.01016.73
7.2.70.0000.01516.88
7.2.60.0090.00516.73
7.2.50.0060.00916.65
7.2.40.0100.00317.04
7.2.30.0070.01016.66
7.2.20.0050.00516.86
7.2.10.0090.00616.89
7.2.00.0040.00918.24
7.1.330.0030.01015.73
7.1.320.0000.01515.44
7.1.310.0030.00515.38
7.1.300.0070.00315.73
7.1.290.0070.00715.56
7.1.280.0090.00615.63
7.1.270.0050.00515.56
7.1.260.0110.00415.66
7.1.250.0030.01015.65
7.1.200.0090.00015.72
7.1.100.0070.01018.20
7.1.70.0030.00516.88
7.1.60.0070.01719.46
7.1.50.0070.01416.94
7.1.00.0030.07722.30
7.0.200.0070.00316.69
7.0.140.0030.04321.98
7.0.60.0000.09020.07
7.0.50.0030.05017.87
7.0.40.0030.06720.13
7.0.30.0230.04720.23
7.0.20.0270.08020.15
7.0.10.0070.04020.11
7.0.00.0030.07720.30
5.6.280.0030.07021.03
5.6.210.0100.07320.55
5.6.200.0070.03718.20
5.6.190.0070.05320.54
5.6.180.0500.05320.77
5.6.170.0200.07320.47
5.6.160.0070.06020.46
5.6.150.0030.06718.12
5.6.140.0030.07718.24
5.6.130.0130.05018.27
5.6.120.0000.09021.02
5.6.110.0100.05021.09
5.6.100.0000.07720.98
5.6.90.0130.07721.00
5.6.80.0100.07320.54
5.5.350.0270.07720.33
5.5.340.0070.06318.04
5.5.330.0070.03720.47
5.5.320.0200.04020.28
5.5.310.0230.07320.42
5.5.300.0070.05717.95
5.5.290.0030.08018.05
5.5.280.0030.09320.89
5.5.270.0030.08720.76
5.5.260.0200.08020.88
5.5.250.0030.04020.66
5.5.240.0030.03720.30
5.4.450.0500.04719.46
5.4.440.0600.06019.39
5.4.430.0500.05319.54
5.4.420.0500.06019.43
5.4.410.0830.08319.19
5.4.400.0500.06019.13
5.4.390.1070.04718.86
5.4.380.0930.06318.50
5.4.370.1000.05018.61
5.4.360.0930.05018.54
5.4.350.0900.06318.77
5.4.340.0870.06318.59
5.4.320.0930.06018.79
5.4.310.0900.05718.78
5.4.300.1000.05018.50
5.4.290.1030.05318.62
5.4.280.1070.05018.80
5.4.270.1100.05018.75
5.4.260.1030.04318.46
5.4.250.0970.05018.74
5.4.240.0930.05718.70
5.4.230.0970.05018.75
5.4.220.0970.05318.69
5.4.210.1000.04718.77
5.4.200.0900.05316.69
5.4.190.1300.03718.57
5.4.180.1170.05318.61
5.4.170.1000.05718.49
5.4.160.1130.05318.49
5.4.150.1030.05318.72
5.4.140.1230.05016.30
5.4.130.1000.05716.23
5.4.120.1070.05716.23
5.4.110.1170.04316.23
5.4.100.1030.05716.39
5.4.90.0930.05316.30
5.4.80.1200.06016.29
5.4.70.1030.06016.44
5.4.60.1030.05016.29
5.4.50.1000.04716.25
5.4.40.1000.05716.23
5.4.30.1170.04316.41
5.4.20.1070.05016.30
5.4.10.1070.04716.24
5.4.00.0930.05315.72
5.3.290.1030.05314.74
5.3.280.0870.06314.50
5.3.270.0930.05714.68
5.3.260.0870.06314.70
5.3.250.1000.05014.64
5.3.240.0970.05314.55
5.3.230.0930.05314.68
5.3.220.0970.05314.52
5.3.210.0900.06014.56
5.3.200.0900.05714.56
5.3.190.0930.05314.56
5.3.180.0930.05314.66
5.3.170.1000.05014.66
5.3.160.0900.05014.57
5.3.150.0900.05314.68
5.3.140.0930.05014.54
5.3.130.0870.06014.55
5.3.120.0930.05314.49
5.3.110.0900.05714.44
5.3.100.1070.04713.97
5.3.90.1000.06014.07
5.3.80.0970.05014.10
5.3.70.0930.05014.00
5.3.60.1000.04314.07
5.3.50.0900.05714.03
5.3.40.0930.05014.04
5.3.30.1070.05313.87
5.3.20.0930.05013.76
5.3.10.0930.05013.62
5.3.00.0870.06013.63
5.2.170.0830.03311.21
5.2.160.0770.03711.20
5.2.150.0770.04311.09
5.2.140.0870.05311.19
5.2.130.0930.04711.13
5.2.120.1230.04711.14
5.2.110.0900.05011.25
5.2.100.1070.05011.14
5.2.90.0830.04711.11
5.2.80.0870.04011.15
5.2.70.0930.04311.04
5.2.60.0900.03311.02
5.2.50.0870.03711.05
5.2.40.0700.03010.99
5.2.30.0530.05010.95
5.2.20.0600.04010.91
5.2.10.0700.03010.85
5.2.00.0630.03710.85
5.1.60.0670.03710.13
5.1.50.0670.02710.01
5.1.40.0600.0309.98
5.1.30.0600.03710.39
5.1.20.0630.03310.39
5.1.10.0670.03710.09
5.1.00.0630.03310.10
5.0.50.0370.0238.60
5.0.40.0330.0278.47
5.0.30.0270.0478.19
5.0.20.0300.0278.23
5.0.10.0300.0308.28
5.0.00.0470.0538.33
4.4.90.0470.0206.80
4.4.80.0500.0176.80
4.4.70.0270.0206.80
4.4.60.0470.0306.80
4.4.50.0300.0236.80
4.4.40.0300.0376.80
4.4.30.0400.0176.80
4.4.20.0170.0306.80
4.4.10.0270.0276.80
4.4.00.0330.0406.80
4.3.110.0430.0306.80
4.3.100.0400.0276.80
4.3.90.0370.0236.80
4.3.80.0300.0376.80
4.3.70.0370.0176.80
4.3.60.0370.0176.80
4.3.50.0270.0176.80
4.3.40.0370.0336.80
4.3.30.0130.0276.80
4.3.20.0130.0236.80
4.3.10.0170.0276.80
4.3.00.0100.0237.95

preferences:
40.38 ms | 400 KiB | 5 Q