3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Bar { public $indicator; public function __construct($x) { $this->indicator = $x; } } class Foo { protected $prop; public function __construct(Bar $prop) { $this->prop = $prop; } public function getProp() { return $this->prop; } } $objX = new Foo(new Bar('one')); $objY = clone $objX; $objY->getProp()->indicator = 'two'; //two, since cloned object still tracks references inside it: echo $objX->getProp()->indicator;

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)
8.3.70.0090.00616.63
8.3.60.0150.00318.43
8.3.50.0110.00721.94
8.3.40.0110.00418.79
8.3.30.0130.00619.06
8.3.20.0060.00320.21
8.3.10.0040.00421.96
8.3.00.0000.00819.78
8.2.180.0070.01418.42
8.2.170.0060.01418.99
8.2.160.0040.01122.96
8.2.150.0060.00325.66
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0060.00618.87
8.2.110.0030.00722.38
8.2.100.0110.00017.91
8.2.90.0080.00019.23
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0040.00417.93
8.2.50.0000.00818.10
8.2.40.0040.00419.95
8.2.30.0000.00818.07
8.2.20.0000.00717.65
8.2.10.0000.00817.93
8.2.00.0080.00017.68
8.1.280.0100.00725.92
8.1.270.0050.00323.99
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0080.00023.96
8.1.230.0080.00417.61
8.1.220.0000.00917.74
8.1.210.0000.00818.77
8.1.200.0100.00017.35
8.1.190.0000.00817.22
8.1.180.0000.00718.10
8.1.170.0050.00318.65
8.1.160.0090.00018.84
8.1.150.0030.00520.64
8.1.140.0080.00017.44
8.1.130.0040.00417.45
8.1.120.0070.00017.39
8.1.110.0080.00017.39
8.1.100.0040.00417.32
8.1.90.0020.00517.30
8.1.80.0050.00317.28
8.1.70.0000.00717.34
8.1.60.0030.00617.58
8.1.50.0040.00417.48
8.1.40.0050.00317.57
8.1.30.0000.00817.68
8.1.20.0000.00717.69
8.1.10.0020.00517.46
8.1.00.0050.00317.40
8.0.300.0050.00318.77
8.0.290.0000.00916.63
8.0.280.0030.00318.36
8.0.270.0030.00317.16
8.0.260.0030.00316.87
8.0.250.0000.00717.00
8.0.240.0060.00316.93
8.0.230.0030.00316.87
8.0.220.0050.00216.79
8.0.210.0070.00016.88
8.0.200.0070.00016.84
8.0.190.0000.00816.94
8.0.180.0000.00716.80
8.0.170.0020.00516.95
8.0.160.0000.00716.74
8.0.150.0000.00716.92
8.0.140.0050.00316.85
8.0.130.0030.00313.30
8.0.120.0050.00316.84
8.0.110.0080.00016.73
8.0.100.0000.00716.77
8.0.90.0040.00416.89
8.0.80.0150.00416.91
8.0.70.0050.00316.81
8.0.60.0000.00716.78
8.0.50.0050.00216.76
8.0.30.0130.00617.16
8.0.20.0080.01517.40
8.0.10.0040.00416.96
8.0.00.0120.00916.81
7.4.330.0050.00015.15
7.4.320.0030.00316.51
7.4.300.0050.00216.46
7.4.290.0000.00716.53
7.4.280.0050.00316.39
7.4.270.0030.00316.60
7.4.260.0070.00016.51
7.4.250.0070.00016.59
7.4.240.0030.00516.63
7.4.230.0040.00416.40
7.4.220.0030.01516.61
7.4.210.0100.00616.65
7.4.200.0070.00016.44
7.4.160.0040.01216.71
7.4.150.0040.01417.40
7.4.140.0110.01017.86
7.4.130.0080.00916.50
7.4.120.0080.00816.44
7.4.110.0130.00316.63
7.4.100.0120.00916.49
7.4.90.0040.01416.55
7.4.80.0110.00819.39
7.4.70.0150.00516.46
7.4.60.0120.00916.41
7.4.50.0000.00916.62
7.4.40.0150.00016.55
7.4.30.0090.00916.51
7.4.00.0030.01014.73
7.3.330.0000.00513.25
7.3.320.0060.00013.16
7.3.310.0030.00316.29
7.3.300.0000.00716.36
7.3.290.0000.00716.22
7.3.280.0100.00616.30
7.3.270.0120.00917.40
7.3.260.0060.01216.39
7.3.250.0070.01316.38
7.3.240.0070.01116.27
7.3.230.0110.01116.44
7.3.210.0030.02016.59
7.3.200.0090.00619.39
7.3.190.0060.00916.29
7.3.180.0060.00916.30
7.3.170.0140.00716.32
7.3.160.0170.00316.41
7.3.10.0030.01316.71
7.3.00.0040.01116.53
7.2.330.0160.01016.62
7.2.320.0030.01416.68
7.2.310.0090.01216.50
7.2.300.0090.00916.45
7.2.290.0070.01416.81
7.2.130.0070.00716.94
7.2.120.0060.00916.88
7.2.110.0150.00616.89
7.2.100.0110.00416.85
7.2.90.0090.00916.80
7.2.80.0140.00716.97
7.2.70.0120.00417.15
7.2.60.0060.00916.86
7.2.50.0110.01116.90
7.2.40.0050.01516.83
7.2.30.0110.00816.64
7.2.20.0130.01316.58
7.2.10.0140.00817.00
7.2.00.0080.01218.14
7.1.250.0090.00315.67
7.1.200.0040.01215.64
7.1.100.0040.00717.78
7.1.70.0040.01517.13
7.1.60.0070.01719.57
7.1.50.0040.01216.88
7.1.00.0000.08022.58
7.0.200.0030.00714.99
7.0.140.0030.07322.02
7.0.60.0130.04019.86
7.0.50.0070.05317.73
7.0.40.0130.08020.15
7.0.30.0400.05020.16
7.0.20.0330.08320.23
7.0.10.0100.08720.06
7.0.00.0070.05320.29
5.6.280.0000.07321.14
5.6.210.0100.06720.66
5.6.200.0100.08018.21
5.6.190.0030.09020.41
5.6.180.3670.05320.63
5.6.170.0330.04320.39
5.6.160.0100.04020.57
5.6.150.0030.03718.22
5.6.140.0000.04718.17
5.6.130.0070.06318.27
5.6.120.0070.05021.02
5.6.110.0070.09020.99
5.6.100.0070.08321.01
5.6.90.0070.06020.97
5.6.80.0170.07020.49
5.6.70.4300.04020.50
5.5.350.0000.03720.30
5.5.340.0000.06317.98
5.5.330.0100.07720.29
5.5.320.0270.07020.32
5.5.310.0400.07320.41
5.5.300.0130.07017.98
5.5.290.0070.05017.93
5.5.280.0030.06020.66
5.5.270.0070.03720.87
5.5.260.0270.06020.85
5.5.250.0030.08320.59
5.5.240.0200.07020.38
5.4.450.0330.05319.57
5.4.440.0330.04019.42
5.4.430.0170.05719.54
5.4.420.0470.06319.42
5.4.410.0330.04719.29
5.4.400.0370.06019.01
5.4.390.0330.06319.20
5.4.380.0330.04719.31
5.4.370.0370.03019.08
5.4.360.0230.04319.24
5.4.350.0230.04019.15
5.4.340.0230.04318.87
5.4.320.0270.04019.20
5.4.310.0330.06719.23
5.4.300.0330.03318.87
5.4.290.0330.03319.15
5.4.280.0300.03718.94
5.4.270.0330.03318.84
5.4.260.0300.03718.98
5.4.250.0430.05019.21
5.4.240.0200.04318.93
5.4.230.0270.03718.84
5.4.220.0330.03319.30
5.4.210.0600.02019.12
5.4.200.0270.03719.19
5.4.190.0270.03719.14
5.4.180.0370.04318.84
5.4.170.0270.04019.21
5.4.160.0230.04019.20
5.4.150.0330.03319.11
5.4.140.0330.03016.33
5.4.130.0300.07316.54
5.4.120.0470.03316.42
5.4.110.0500.06016.56
5.4.100.0330.05716.30
5.4.90.0330.04716.33
5.4.80.0370.03316.29
5.4.70.0230.04316.58
5.4.60.0300.06016.51
5.4.50.0300.03316.47
5.4.40.0300.03716.54
5.4.30.0370.06016.39
5.4.20.0400.04716.50
5.4.10.0370.06316.53
5.4.00.0400.04315.96
5.3.290.0330.06314.89
5.3.280.0270.03714.76
5.3.270.0230.04014.63
5.3.260.0230.04014.77
5.3.250.0270.03714.52
5.3.240.0230.04014.58
5.3.230.0300.04314.60
5.3.220.0330.04014.57
5.3.210.0430.06014.62
5.3.200.0400.04014.57
5.3.190.0370.04714.56
5.3.180.0430.07014.57
5.3.170.0300.05314.58
5.3.160.0300.04014.55
5.3.150.0230.04314.57
5.3.140.0300.03714.57
5.3.130.0300.05714.66
5.3.120.0370.07314.45
5.3.110.0430.04314.54
5.3.100.0330.05314.05
5.3.90.0330.05314.03
5.3.80.0370.04314.18
5.3.70.0370.06714.06
5.3.60.0370.07314.11
5.3.50.0370.07313.88
5.3.40.0330.07014.11
5.3.30.0330.06313.84
5.3.20.0370.05713.92
5.3.10.0370.06713.56
5.3.00.0370.04713.87
5.2.170.0300.05711.32
5.2.160.0370.05011.09
5.2.150.0330.04711.32
5.2.140.0400.03311.06
5.2.130.0370.03311.27
5.2.120.0270.04711.27
5.2.110.0270.04011.27
5.2.100.0300.02311.33
5.2.90.0270.02711.18
5.2.80.0300.03711.03
5.2.70.0270.03311.05
5.2.60.0330.05010.96
5.2.50.0270.02710.93
5.2.40.0270.05010.92
5.2.30.0170.04310.97
5.2.20.0300.05710.94
5.2.10.0170.03310.98
5.2.00.0300.03310.91
5.1.60.0300.04310.91
5.1.50.0200.04310.91
5.1.40.0270.04710.91
5.1.30.0300.04710.91
5.1.20.0270.04310.91
5.1.10.0430.03310.91
5.1.00.0270.03710.91
5.0.50.0130.02710.91
5.0.40.0170.03310.91
5.0.30.0200.06010.91
5.0.20.0170.04010.91
5.0.10.0170.04010.91
5.0.00.0130.04010.91
4.4.90.0130.01310.91
4.4.80.0130.01310.91
4.4.70.0100.02010.91
4.4.60.0100.01710.91
4.4.50.0130.01310.91
4.4.40.0130.05710.91
4.4.30.0200.03010.91
4.4.20.0070.02710.91
4.4.10.0170.02010.91
4.4.00.0230.04710.91
4.3.110.0070.02310.91
4.3.100.0200.02710.91
4.3.90.0130.02710.91
4.3.80.0170.05010.91
4.3.70.0130.03310.91
4.3.60.0200.02710.91
4.3.50.0130.02710.91
4.3.40.0130.04710.91
4.3.30.0130.02710.91
4.3.20.0070.02010.91
4.3.10.0070.01710.91
4.3.00.0070.03710.91

preferences:
65.48 ms | 401 KiB | 5 Q