3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public $c = 0; public function __construct($c) { $this->c = $c; print($this->c); } } class B extends A { public function __construct($c) { parent::__construct($this->c++ > 0 ? $c++ : -1); } } $b = new B(2);

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)
5.4.320.0100.03112.52
5.4.310.0050.03812.52
5.4.300.0090.03812.52
5.4.290.0080.03812.51
5.4.280.0040.03812.41
5.4.270.0090.03312.41
5.4.260.0050.03912.41
5.4.250.0100.03312.41
5.4.240.0080.03312.41
5.4.230.0050.03912.40
5.4.220.0100.03612.40
5.4.210.0040.03612.40
5.4.200.0050.03712.40
5.4.190.0060.03512.40
5.4.180.0090.03312.39
5.4.170.0030.03812.40
5.4.160.0070.03312.40
5.4.150.0050.03512.39
5.4.140.0070.03512.09
5.4.130.0070.03312.07
5.4.120.0020.03812.04
5.4.110.0050.03512.03
5.4.100.0050.03512.03
5.4.90.0030.03912.03
5.4.80.0020.04012.03
5.4.70.0050.03512.02
5.4.60.0070.03212.03
5.4.50.0060.03312.03
5.4.40.0030.03612.01
5.4.30.0070.03312.01
5.4.20.0060.03412.00
5.4.10.0070.03212.01
5.4.00.0050.03511.51
5.3.290.0050.03912.80
5.3.280.0100.03312.71
5.3.270.0070.03712.72
5.3.260.0060.03812.72
5.3.250.0080.03812.72
5.3.240.0060.03712.72
5.3.230.0050.03912.71
5.3.220.0050.03812.68
5.3.210.0080.03712.68
5.3.200.0080.03412.68
5.3.190.0060.03812.68
5.3.180.0060.03612.67
5.3.170.0060.03712.67
5.3.160.0070.03712.67
5.3.150.0040.04012.67
5.3.140.0070.03612.66
5.3.130.0060.04112.66
5.3.120.0030.04212.66
5.3.110.0070.03812.66
5.3.100.0060.03712.12
5.3.90.0060.03612.11
5.3.80.0040.03712.09
5.3.70.0040.03812.10
5.3.60.0030.04112.08
5.3.50.0070.03612.02
5.3.40.0060.03812.02
5.3.30.0070.03411.98
5.3.20.0080.03511.76
5.3.10.0070.03411.73
5.3.00.0050.03711.71
5.2.170.0050.0309.22
5.2.160.0070.0269.22
5.2.150.0030.0329.22
5.2.140.0060.0299.22
5.2.130.0040.0299.18
5.2.120.0070.0269.18
5.2.110.0040.0299.18
5.2.100.0050.0279.18
5.2.90.0030.0309.18
5.2.80.0050.0299.18
5.2.70.0050.0299.18
5.2.60.0050.0299.13
5.2.50.0030.0319.10
5.2.40.0050.0289.07
5.2.30.0040.0309.05
5.2.20.0060.0279.04
5.2.10.0030.0298.95
5.2.00.0040.0298.80
5.1.60.0030.0248.09
5.1.50.0040.0248.08
5.1.40.0030.0258.07
5.1.30.0060.0248.42
5.1.20.0040.0268.44
5.1.10.0060.0248.16
5.1.00.0060.0238.17
5.0.50.0050.0186.64
5.0.40.0060.0166.50
5.0.30.0010.0326.31
5.0.20.0030.0206.28
5.0.10.0020.0206.26
5.0.00.0060.0276.25
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0010.0174.75
4.4.60.0020.0174.75
4.4.50.0030.0214.77
4.4.40.0030.0264.71
4.4.30.0050.0134.76
4.4.20.0010.0184.85
4.4.10.0050.0124.85
4.4.00.0020.0254.76
4.3.110.0030.0144.66
4.3.100.0050.0124.66
4.3.90.0020.0144.64
4.3.80.0020.0244.59
4.3.70.0060.0124.63
4.3.60.0020.0154.62
4.3.50.0000.0184.63
4.3.40.0050.0224.54
4.3.30.0040.0143.30
4.3.20.0040.0143.28
4.3.10.0040.0143.23
4.3.00.0170.0237.12

preferences:
133.46 ms | 1394 KiB | 7 Q