3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { protected $data; protected $foo = ''; public function a() { $a = $this; (new B())->foo($a); var_dump($a); } } class B { public function foo(&$var) { $var = 1; } } $a = new A(); $a->a();

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)
8.5.00.0160.00620.04
8.4.150.0030.00014.05
8.4.140.0160.00417.51
8.4.130.0150.00619.44
8.4.120.0060.00920.70
8.4.110.0100.01022.33
8.4.100.0140.00620.48
8.4.90.0090.01118.95
8.4.80.0080.00418.49
8.4.70.0110.00818.03
8.4.60.0150.00518.75
8.4.50.0120.00818.71
8.4.40.0060.00317.55
8.4.30.0150.00320.54
8.4.20.0060.01317.88
8.4.10.0000.00919.56
8.3.280.0110.00918.18
8.3.270.0120.00716.28
8.3.260.0080.00916.64
8.3.250.0150.00418.76
8.3.240.0130.00718.60
8.3.230.0130.00616.45
8.3.220.0100.00819.03
8.3.210.0100.00918.10
8.3.200.0050.00416.29
8.3.190.0090.01017.10
8.3.180.0120.00816.41
8.3.170.0090.00920.77
8.3.160.0110.00417.09
8.3.150.0120.00619.17
8.3.140.0110.00817.02
8.3.130.0030.00618.48
8.3.120.0040.00420.83
8.3.110.0090.00020.94
8.3.100.0060.00624.06
8.3.90.0160.00326.77
8.3.80.0030.00717.97
8.3.70.0140.00316.63
8.3.60.0120.00318.36
8.3.50.0190.00316.72
8.3.40.0070.00722.00
8.3.30.0060.00920.35
8.3.20.0070.01525.66
8.3.10.0150.00625.66
8.3.00.0110.01125.66
8.2.290.0030.00420.74
8.2.280.0110.00820.25
8.2.270.0170.00017.22
8.2.260.0090.00618.27
8.2.250.0060.00316.85
8.2.240.0090.00916.94
8.2.230.0060.00322.58
8.2.220.0030.00637.54
8.2.210.0040.01526.77
8.2.200.0040.00416.75
8.2.190.0120.00318.54
8.2.180.0130.00316.47
8.2.170.0070.01418.83
8.2.160.0100.00322.96
8.2.150.0070.01525.66
8.2.140.0120.00825.66
8.2.130.0100.01025.66
8.2.120.0130.00725.66
8.2.110.0190.00325.66
8.2.100.0100.00725.66
8.2.90.0180.00425.66
8.2.80.0090.01225.66
8.2.70.0030.01725.66
8.2.60.0150.00325.66
8.2.50.0110.01125.66
8.2.40.0140.00425.66
8.2.30.0120.00625.66
8.2.20.0070.01425.66
8.2.10.0130.00725.66
8.2.00.0150.00425.66
8.1.330.0100.00921.90
8.1.320.0100.00816.01
8.1.310.0030.00618.56
8.1.300.0000.01017.97
8.1.290.0030.00730.84
8.1.280.0100.01025.92
8.1.270.0040.01125.66
8.1.260.0090.00625.66
8.1.250.0060.00925.66
8.1.240.0180.00025.66
8.1.230.0090.00925.66
8.1.220.0110.00425.66
8.1.210.0070.00725.66
8.1.200.0130.00625.66
8.1.190.0060.01325.66
8.1.180.0060.01025.66
8.1.170.0070.01025.66
8.1.160.0160.00325.66
8.1.150.0110.00825.66
8.1.140.0100.01025.66
8.1.130.0040.01125.66
8.1.120.0130.00625.66
8.1.110.0090.00625.66
8.1.100.0090.00625.66
8.1.90.0090.00925.66
8.1.80.0080.01225.66
8.1.70.0120.00325.66
8.1.60.0160.00025.66
8.1.50.0150.00025.66
8.1.40.0110.00325.66
8.1.30.0040.01225.66
8.1.20.0110.00325.66
8.1.10.0140.00025.66
8.1.00.0090.00625.66

preferences:
73.58 ms | 403 KiB | 5 Q