3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $bar = array('baz'); function bar() { array_pop($this->bar); $vars = get_object_vars($this); $this->bar[] = array('buz'); print_r($vars); } function foo() { array_pop($this->bar); $dummy = &$this->bar; $vars = get_object_vars($this); $this->bar[] = array('buz'); print_r($vars); } } (new A())->bar(); (new A())->foo();

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)
8.3.60.0140.00716.63
8.3.50.0180.00721.28
8.3.40.0070.00718.50
8.3.30.0110.00418.68
8.3.20.0040.00420.42
8.3.10.0040.00421.90
8.3.00.0080.00021.86
8.2.180.0100.00318.41
8.2.170.0140.00022.96
8.2.160.0100.00320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00420.82
8.2.120.0000.00826.35
8.2.110.0060.00319.38
8.2.100.0040.00717.78
8.2.90.0080.00017.77
8.2.80.0000.00917.97
8.2.70.0080.00017.50
8.2.60.0000.00818.03
8.2.50.0030.00518.09
8.2.40.0080.00022.21
8.2.30.0070.00019.56
8.2.20.0070.00017.74
8.2.10.0000.00918.12
8.2.00.0000.00718.12
8.1.280.0110.01125.92
8.1.270.0040.00422.19
8.1.260.0080.00028.09
8.1.250.0050.00328.09
8.1.240.0030.00620.91
8.1.230.0070.00420.90
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0070.00417.23
8.1.190.0000.00917.10
8.1.180.0050.00318.10
8.1.170.0030.00518.57
8.1.160.0040.00420.78
8.1.150.0080.00020.66
8.1.140.0030.00519.51
8.1.130.0040.00417.71
8.1.120.0040.00417.39
8.1.110.0040.00417.32
8.1.100.0070.00017.38
8.1.90.0000.00717.41
8.1.80.0000.00717.43
8.1.70.0080.00017.36
8.1.60.0000.00717.61
8.1.50.0060.00317.41
8.1.40.0040.00417.48
8.1.30.0040.00417.66
8.1.20.0000.00817.57
8.1.10.0040.00417.63
8.1.00.0040.00417.53
8.0.300.0000.00719.87
8.0.290.0040.00416.75
8.0.280.0030.00318.40
8.0.270.0030.00616.75
8.0.260.0030.00317.13
8.0.250.0030.00316.83
8.0.240.0030.00316.88
8.0.230.0000.00716.89
8.0.220.0050.00316.86
8.0.210.0040.00416.85
8.0.200.0050.00316.88
8.0.190.0000.00816.87
8.0.180.0050.00216.74
8.0.170.0030.00516.90
8.0.160.0000.00716.84
8.0.150.0040.00416.83
8.0.140.0090.00016.64
8.0.130.0000.00613.28
8.0.120.0040.00416.81
8.0.110.0040.00416.72
8.0.100.0030.00416.66
8.0.90.0040.00416.78
8.0.80.0070.00816.84
8.0.70.0050.00216.80
8.0.60.0000.00716.71
8.0.50.0000.00716.68
8.0.30.0100.00717.07
8.0.20.0110.00717.41
8.0.10.0070.00016.90
8.0.00.0090.00816.60
7.4.330.0050.00016.67
7.4.320.0030.00316.55
7.4.300.0070.00016.58
7.4.290.0060.00316.59
7.4.280.0060.00316.36
7.4.270.0030.00316.61
7.4.260.0070.00016.51
7.4.250.0000.00716.39
7.4.240.0050.00316.65
7.4.230.0030.00316.61
7.4.220.0130.01316.55
7.4.210.0030.01016.71
7.4.200.0000.00716.71
7.4.160.0060.01016.31
7.4.150.0070.01017.40
7.4.140.0060.01617.86
7.4.130.0090.00716.61
7.4.120.0080.01216.57
7.4.110.0060.01016.49
7.4.100.0070.01016.60
7.4.90.0140.00416.37
7.4.80.0100.01019.39
7.4.70.0000.01616.27
7.4.60.0070.01016.52
7.4.50.0120.00316.47
7.4.40.0030.01216.59
7.4.30.0120.00616.39
7.4.00.0110.00714.64
7.3.330.0000.00713.09
7.3.320.0030.00313.25
7.3.310.0000.00716.41
7.3.300.0030.00316.31
7.3.290.0110.00616.27
7.3.280.0080.01116.23
7.3.270.0080.00817.40
7.3.260.0140.00716.35
7.3.250.0110.01016.34
7.3.240.0110.00816.27
7.3.230.0060.01016.39
7.3.210.0050.01116.16
7.3.200.0060.01219.39
7.3.190.0030.01316.32
7.3.180.0060.01016.39
7.3.170.0180.00016.27
7.3.160.0100.00716.32
7.3.10.0060.00816.46
7.3.00.0090.00416.43
7.2.330.0130.01016.73
7.2.320.0030.01316.68
7.2.310.0080.00816.64
7.2.300.0030.01616.77
7.2.290.0100.01016.38
7.2.130.0090.00616.81
7.2.120.0020.01216.78
7.2.110.0070.00816.62
7.2.100.0040.01216.74
7.2.90.0110.00216.84
7.2.80.0060.00916.68
7.2.70.0040.00917.00
7.2.60.0070.00916.80
7.2.50.0100.00316.96
7.2.40.0060.00616.93
7.2.30.0030.00916.92
7.2.20.0070.00516.75
7.2.10.0030.00816.73
7.2.00.0040.01017.67
7.1.250.0100.00215.83
7.1.200.0060.00615.63
7.1.100.0040.01118.14
7.1.70.0000.00717.16
7.1.60.0140.01019.40
7.1.50.0130.01016.87
7.1.00.0000.08022.30
7.0.200.0550.00314.56
7.0.60.0270.03321.86
7.0.50.0130.07317.88
7.0.40.0070.08020.51
7.0.30.0500.05720.19
7.0.20.0270.06020.07
7.0.10.0100.04720.16
7.0.00.0070.05020.33
5.6.280.0130.05020.93
5.6.210.0100.07720.68
5.6.200.0030.08018.22
5.6.190.0170.04720.57
5.6.180.0200.09020.33
5.6.170.0200.04720.47
5.6.160.0000.04320.52
5.6.150.0070.06318.27
5.6.140.0030.04318.16
5.6.130.0070.03718.21
5.6.120.0030.07321.13
5.6.110.0030.08720.94
5.6.100.0100.06721.11
5.6.90.0030.05321.13
5.6.80.0100.07720.29
5.5.350.0130.03320.42
5.5.340.0000.08018.05
5.5.330.0070.05320.40
5.5.320.0230.06320.33
5.5.310.0270.08020.30
5.5.300.0070.08017.98
5.5.290.0100.08017.91
5.5.280.0030.09020.88
5.5.270.0100.07720.86
5.5.260.0030.04720.88
5.5.250.0130.07020.72
5.5.240.0770.03320.23

preferences:
45.13 ms | 401 KiB | 5 Q