3v4l.org

run code in 300+ PHP versions simultaneously
<?php class B { public $var; protected $var2; protected $_var3; public function __construct($var) { $this->var = $var; $this->var2 = $var; $this->_var3 = $var; } } class A { public $class; public function __construct(B $class) { $this->class = $class; } } $b = new B('test'); $a = new A($b); echo $b->var."\n"; echo $b->var2."\n"; echo $b->_var3."\n"; echo $b->class->var."\n"; echo $a->class->var2."\n"; echo $a->class->_var3."\n"; echo $a->class->var."\n"; $b->var = 'test2'; echo $b->var."\n"; echo $b->var2."\n"; echo $b->_var3."\n"; echo $b->class->var."\n"; echo $a->class->var2."\n"; echo $a->class->_var3."\n";

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)
8.3.60.0070.01318.43
8.3.50.0090.00822.05
8.3.40.0140.00318.96
8.3.30.0040.01118.86
8.3.20.0050.00220.25
8.3.10.0080.00020.59
8.3.00.0040.00421.77
8.2.180.0100.00316.63
8.2.170.0120.00922.96
8.2.160.0110.00422.12
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00020.90
8.2.120.0070.00026.35
8.2.110.0030.00621.12
8.2.100.0060.00617.80
8.2.90.0000.00919.22
8.2.80.0050.00317.97
8.2.70.0060.00317.75
8.2.60.0030.00617.80
8.2.50.0040.00418.09
8.2.40.0040.00420.43
8.2.30.0000.00719.55
8.2.20.0040.00417.64
8.2.10.0050.00217.90
8.2.00.0030.00617.91
8.1.280.0040.01125.92
8.1.270.0090.00922.19
8.1.260.0040.00428.09
8.1.250.0050.00228.09
8.1.240.0040.00422.06
8.1.230.0030.00917.83
8.1.220.0050.00317.74
8.1.210.0100.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00517.36
8.1.180.0040.00418.10
8.1.170.0000.00818.75
8.1.160.0000.00720.71
8.1.150.0040.00419.00
8.1.140.0030.00619.58
8.1.130.0000.00717.62
8.1.120.0040.00417.52
8.1.110.0000.00717.49
8.1.100.0030.00617.46
8.1.90.0000.00717.46
8.1.80.0030.00617.48
8.1.70.0030.00317.35
8.1.60.0000.00717.64
8.1.50.0030.00517.60
8.1.40.0080.00017.58
8.1.30.0000.00817.56
8.1.20.0000.00717.55
8.1.10.0030.00517.58
8.1.00.0100.00017.53
8.0.300.0040.00418.77
8.0.290.0000.00716.88
8.0.280.0070.00018.38
8.0.270.0030.00317.22
8.0.260.0040.00417.13
8.0.250.0030.00317.07
8.0.240.0080.00017.02
8.0.230.0040.00417.09
8.0.220.0070.00016.96
8.0.210.0040.00416.97
8.0.200.0030.00316.98
8.0.190.0030.00317.09
8.0.180.0050.00216.94
8.0.170.0000.00717.05
8.0.160.0070.00016.89
8.0.150.0000.00716.96
8.0.140.0030.00516.91
8.0.130.0060.00013.46
8.0.120.0030.00516.80
8.0.110.0040.00417.01
8.0.100.0040.00516.95
8.0.90.0000.00716.84
8.0.80.0120.00916.94
8.0.70.0040.00416.75
8.0.60.0070.00016.90
8.0.50.0000.00716.80
8.0.30.0120.00717.16
8.0.20.0050.01417.40
8.0.10.0000.00717.08
8.0.00.0110.00616.71
7.4.330.0060.00016.77
7.4.320.0060.00016.47
7.4.300.0000.00716.52
7.4.290.0060.00616.51
7.4.280.0040.00416.51
7.4.270.0040.00216.63
7.4.260.0080.00316.51
7.4.250.0060.00316.62
7.4.240.0070.00016.58
7.4.230.0030.00316.49
7.4.220.0070.01116.64
7.4.210.0100.00316.67
7.4.200.0000.00816.59
7.4.160.0150.00016.37
7.4.150.0060.01217.40
7.4.140.0110.00717.86
7.4.130.0050.01516.62
7.4.120.0130.00416.58
7.4.110.0060.01116.54
7.4.100.0000.01716.52
7.4.90.0170.00716.53
7.4.80.0130.00319.39
7.4.70.0030.01416.56
7.4.60.0030.01916.59
7.4.50.0070.01016.54
7.4.40.0030.01416.65
7.4.30.0000.01516.70
7.4.00.0070.00314.73
7.3.330.0030.00313.14
7.3.320.0050.00013.30
7.3.310.0030.00316.28
7.3.300.0000.00716.30
7.3.290.0080.00916.37
7.3.280.0080.01016.38
7.3.270.0140.00417.40
7.3.260.0050.02116.66
7.3.250.0110.00816.50
7.3.240.0090.00716.46
7.3.230.0060.01216.49
7.3.210.0120.00616.40
7.3.200.0030.01316.40
7.3.190.0160.00016.45
7.3.180.0060.01016.41
7.3.170.0090.01016.45
7.3.160.0130.01016.38
7.2.330.0130.00616.43
7.2.320.0070.01316.39
7.2.310.0140.00316.36
7.2.300.0140.00316.85
7.2.290.0040.01116.54
7.2.60.0090.00616.92
7.2.00.0350.00618.72
7.1.200.0080.00815.58
7.1.100.0090.00618.04
7.1.70.0040.01117.02
7.1.60.0090.01519.19
7.1.50.0030.01817.02
7.1.00.0000.08022.45
7.0.200.0430.00314.71
7.0.60.0270.07321.61
7.0.50.0170.04717.90
7.0.40.0030.07320.13
7.0.30.0400.07020.17
7.0.20.0300.08020.07
7.0.10.0030.04320.16
7.0.00.0170.05020.19
5.6.280.0000.04321.08
5.6.210.0100.07320.48
5.6.200.0000.07718.28
5.6.190.0100.08320.61
5.6.180.0330.08020.52
5.6.170.0270.05020.55
5.6.160.0130.04720.39
5.6.150.0030.08018.25
5.6.140.0000.07018.18
5.6.130.0070.04718.14
5.6.120.0030.08021.14
5.6.110.0000.04321.14
5.6.100.0300.06721.09
5.6.90.0030.08021.11
5.6.80.0030.05320.41
5.5.350.0370.06720.45
5.5.340.0100.07317.99
5.5.330.0170.07720.31
5.5.320.0230.08020.34
5.5.310.0200.04020.27
5.5.300.0070.08018.07
5.5.290.0030.08018.03
5.5.280.0070.03720.69
5.5.270.0100.07720.87
5.5.260.0100.08320.84
5.5.250.0100.07720.59
5.5.240.0030.04320.33

preferences:
54.46 ms | 401 KiB | 5 Q