3v4l.org

run code in 500+ PHP versions simultaneously
<?php function foo(&$var) { $var = 2; } $a = 1; foo($a); var_dump($a); class A { public function do() { foo($this); var_dump($this); } public function doo() { $a = new self(); foo($a); var_dump($a); } } $a = new A(); $a->do(); $a->doo();

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)
8.5.60.0100.00816.79
8.5.50.0130.00418.24
8.5.30.0120.00619.61
8.5.20.0090.00820.13
8.5.10.0130.00516.77
8.5.00.0130.00819.91
8.4.210.0100.01121.43
8.4.180.0100.01119.52
8.4.170.0080.01323.83
8.4.160.0110.01023.57
8.4.150.0070.00716.84
8.4.140.0100.01317.75
8.4.130.0160.00419.41
8.4.120.0130.00622.29
8.4.110.0060.00622.34
8.4.100.0110.00717.40
8.4.90.0100.01020.71
8.4.80.0100.01018.81
8.4.70.0140.00520.80
8.4.60.0090.00320.57
8.4.50.0110.00418.64
8.4.40.0100.00717.71
8.4.30.0100.00620.42
8.4.20.0070.01317.85
8.4.10.0030.00619.26
8.3.300.0130.00820.61
8.3.290.0040.00618.38
8.3.280.0100.00918.10
8.3.270.0090.01016.57
8.3.260.0120.00716.30
8.3.250.0090.01018.62
8.3.240.0070.00716.41
8.3.230.0110.00816.54
8.3.220.0100.00918.85
8.3.210.0060.00216.50
8.3.200.0040.00416.40
8.3.190.0130.00616.25
8.3.180.0100.00518.70
8.3.170.0090.00919.03
8.3.160.0040.00417.17
8.3.150.0120.00618.91
8.3.140.0050.00316.74
8.3.130.0150.00018.39
8.3.120.0030.00518.92
8.3.110.0040.01120.94
8.3.100.0090.00624.06
8.3.90.0040.00426.77
8.3.80.0070.00318.31
8.3.70.0120.00616.38
8.3.60.0110.00718.65
8.3.50.0080.00816.54
8.3.40.0100.00321.88
8.3.30.0140.00020.30
8.3.20.0110.01125.13
8.3.10.0130.00625.66
8.3.00.0110.00825.66
8.2.300.0120.00818.02
8.2.290.0100.00820.67
8.2.280.0170.00418.43
8.2.270.0110.00717.27
8.2.260.0040.00418.45
8.2.250.0100.00618.12
8.2.240.0000.00918.92
8.2.230.0040.01222.58
8.2.220.0080.00837.54
8.2.210.0080.00626.77
8.2.200.0060.00618.54
8.2.190.0090.00616.58
8.2.180.0100.01016.75
8.2.170.0140.00018.79
8.2.160.0090.00622.96
8.2.150.0150.00924.44
8.2.140.0100.01125.66
8.2.130.0110.00725.66
8.2.120.0140.00625.66
8.2.110.0090.00825.66
8.2.100.0130.00925.66
8.2.90.0180.00425.66
8.2.80.0100.01025.66
8.2.70.0100.01125.66
8.2.60.0110.00725.66
8.2.50.0150.00725.66
8.2.40.0090.01125.66
8.2.30.0110.00525.66
8.2.20.0080.00925.66
8.2.10.0110.00725.66
8.2.00.0100.00725.66
8.1.340.0110.01021.69
8.1.330.0120.00722.00
8.1.320.0120.00717.58
8.1.310.0040.00418.50
8.1.300.0000.01916.11
8.1.290.0090.00018.88
8.1.280.0070.01125.92
8.1.270.0080.00725.66
8.1.260.0110.00625.66
8.1.250.0080.00725.66
8.1.240.0150.00425.66
8.1.230.0130.00825.66
8.1.220.0130.00725.66
8.1.210.0090.00825.66
8.1.200.0110.00625.66
8.1.190.0100.00825.66
8.1.180.0110.00925.66
8.1.170.0090.00825.66
8.1.160.0130.00725.66
8.1.150.0140.00625.66
8.1.140.0110.01025.66
8.1.130.0130.00625.66
8.1.120.0140.00725.66
8.1.110.0130.00625.66
8.1.100.0120.00625.66
8.1.90.0150.00425.66
8.1.80.0130.00625.66
8.1.70.0110.00725.66
8.1.60.0100.00925.66
8.1.50.0120.00625.66
8.1.40.0100.00625.66
8.1.30.0100.00725.66
8.1.20.0130.00725.66
8.1.10.0120.00725.66
8.1.00.0110.00425.66
7.2.00.0220.00418.21
7.1.320.0170.00517.18
7.1.300.0170.00617.16
7.1.00.0220.00516.97
7.0.00.0160.00616.68
5.3.290.0120.00516.21
4.4.00.0090.00016.21
4.3.00.0010.00416.21

preferences:
78.86 ms | 1029 KiB | 5 Q