3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Duck { public function() { return "I do nothing."; } } class Whatever { private $__blah = "Duck"; public function wat() { $something = new $this->__blah(); var_dump($something); } } $instance = new Whatever(); $instance->wat();

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)
5.4.340.0080.03712.02
5.4.320.0050.03812.51
5.4.310.0080.04012.50
5.4.300.0040.06612.51
5.4.290.0070.04612.51
5.4.280.0110.03512.40
5.4.270.0120.03112.40
5.4.260.0070.03812.40
5.4.250.0150.03712.40
5.4.240.0130.03012.40
5.4.230.0090.03812.39
5.4.220.0100.03312.39
5.4.210.0090.03712.39
5.4.200.0100.03412.39
5.4.190.0070.03512.39
5.4.180.0070.03812.39
5.4.170.0120.03312.40
5.4.160.0100.03512.39
5.4.150.0080.03712.39
5.4.140.0100.03612.08
5.4.130.0100.03312.06
5.4.120.0080.03612.03
5.4.110.0110.03912.02
5.4.100.0050.05012.02
5.4.90.0090.03612.02
5.4.80.0120.03912.02
5.4.70.0100.03212.02
5.4.60.0070.03712.02
5.4.50.0100.04012.02
5.4.40.0070.03512.01
5.4.30.0070.03512.00
5.4.20.0060.03712.00
5.4.10.0150.02912.00
5.4.00.0100.03311.50
5.3.290.0080.04012.80
5.3.280.0090.03712.71
5.3.270.0060.04612.72
5.3.260.0070.04212.72
5.3.250.0050.03912.72
5.3.240.0060.04312.72
5.3.230.0040.04212.71
5.3.220.0080.04112.68
5.3.210.0070.04312.68
5.3.200.0110.04212.68
5.3.190.0050.04212.68
5.3.180.0080.04112.67
5.3.170.0030.04212.67
5.3.160.0070.03712.67
5.3.150.0050.03812.67
5.3.140.0100.03412.66
5.3.130.0130.03412.66
5.3.120.0150.03212.66
5.3.110.0060.04112.66
5.3.100.0120.03112.12
5.3.90.0060.03612.10
5.3.80.0110.03412.09
5.3.70.0070.03512.09
5.3.60.0060.03812.08
5.3.50.0100.03512.02
5.3.40.0080.03412.02
5.3.30.0080.03411.98
5.3.20.0070.03411.76
5.3.10.0070.03511.73
5.3.00.0100.03311.71
5.2.170.0040.0329.21
5.2.160.0060.0329.21
5.2.150.0100.0399.21
5.2.140.0050.0439.21
5.2.130.0050.0339.17
5.2.120.0040.0359.17
5.2.110.0080.0309.18
5.2.100.0060.0289.17
5.2.90.0050.0309.17
5.2.80.0090.0559.17
5.2.70.0080.0309.17
5.2.60.0100.0289.13
5.2.50.0100.0289.09
5.2.40.0070.0299.07
5.2.30.0080.0319.05
5.2.20.0040.0299.04
5.2.10.0070.0258.94
5.2.00.0060.0278.80
5.1.60.0090.0198.09
5.1.50.0040.0258.08
5.1.40.0050.0258.07
5.1.30.0080.0358.41
5.1.20.0070.0258.43
5.1.10.0070.0248.16
5.1.00.0060.0268.16
5.0.50.0030.0236.64
5.0.40.0050.0206.49
5.0.30.0070.0306.30
5.0.20.0070.0176.27
5.0.10.0100.0166.26
5.0.00.0060.0316.25
4.4.90.0080.0264.78
4.4.80.0070.0184.75
4.4.70.0060.0144.75
4.4.60.0040.0194.75
4.4.50.0070.0184.77
4.4.40.0030.0264.71
4.4.30.0030.0214.76
4.4.20.0070.0204.85
4.4.10.0050.0214.85
4.4.00.0040.0294.76
4.3.110.0040.0224.67
4.3.100.0060.0194.66
4.3.90.0050.0154.63
4.3.80.0030.0264.58
4.3.70.0030.0214.63
4.3.60.0030.0194.63
4.3.50.0020.0194.63
4.3.40.0040.0244.53
4.3.30.0030.0193.30
4.3.20.0020.0193.28
4.3.10.0000.0183.23
4.3.00.0000.0277.04

preferences:
144.96 ms | 1386 KiB | 7 Q