3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo {     public $some = 'foo';     private $orig;    public function cat() { $this->orig = clone $this;     } }  $foo = new Foo();  for ($i = 0; $i <= 10; $i++) {    $foo->some = 'blah!';    $foo->cat();    echo memory_get_peak_usage(true) / 1024 / 1024 . "\n";}

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)
5.4.320.0060.04112.50
5.4.310.0040.04312.49
5.4.300.0090.03712.50
5.4.290.0060.04512.50
5.4.280.0100.03512.39
5.4.270.0100.03612.39
5.4.260.0120.03512.39
5.4.250.0090.04212.39
5.4.240.0080.04512.39
5.4.230.0070.04312.38
5.4.220.0110.03912.38
5.4.210.0080.03412.38
5.4.200.0050.04012.38
5.4.190.0070.04112.38
5.4.180.0060.03512.38
5.4.170.0090.03812.38
5.4.160.0060.03912.38
5.4.150.0090.03912.38
5.4.140.0080.04212.07
5.4.130.0060.03912.05
5.4.120.0070.03812.01
5.4.110.0070.04712.02
5.4.100.0080.03312.01
5.4.90.0070.04212.01
5.4.80.0080.04712.01
5.4.70.0080.03112.01
5.4.60.0060.03712.01
5.4.50.0090.04212.01
5.4.40.0100.04112.00
5.4.30.0060.04211.99
5.4.20.0080.03611.98
5.4.10.0050.03511.99
5.4.00.0080.03311.48
5.3.290.0060.03912.80
5.3.280.0070.03712.70
5.3.270.0060.04312.72
5.3.260.0090.03812.72
5.3.250.0060.03912.72
5.3.240.0070.04112.72
5.3.230.0060.04412.71
5.3.220.0060.04012.68
5.3.210.0030.04112.68
5.3.200.0070.03412.68
5.3.190.0070.03912.68
5.3.180.0060.04712.67
5.3.170.0090.03712.67
5.3.160.0050.03712.67
5.3.150.0090.03412.67
5.3.140.0060.04212.66
5.3.130.0050.03912.66
5.3.120.0050.04312.65
5.3.110.0100.04512.66
5.3.100.0070.03812.12
5.3.90.0060.04012.09
5.3.80.0110.03712.07
5.3.70.0070.03812.07
5.3.60.0070.03812.07
5.3.50.0080.03312.00
5.3.40.0050.04312.00
5.3.30.0030.03711.95
5.3.20.0090.03111.73
5.3.10.0100.03111.70
5.3.00.0050.03611.68
5.2.170.0080.0339.18
5.2.160.0070.0299.18
5.2.150.0060.0379.18
5.2.140.0070.0309.18
5.2.130.0060.0349.14
5.2.120.0080.0309.14
5.2.110.0040.0349.14
5.2.100.0060.0359.14
5.2.90.0070.0339.14
5.2.80.0050.0309.14
5.2.70.0100.0309.14
5.2.60.0060.0319.09
5.2.50.0080.0299.06
5.2.40.0050.0299.03
5.2.30.0050.0299.01
5.2.20.0070.0269.00
5.2.10.0050.0318.93
5.2.00.0030.0308.79
5.1.60.0040.0278.06
5.1.50.0040.0258.06
5.1.40.0040.0258.04
5.1.30.0080.0268.40
5.1.20.0060.0428.41
5.1.10.0050.0338.14
5.1.00.0060.0288.14
5.0.50.0030.0236.62
5.0.40.0040.0186.48
5.0.30.0040.0306.29
5.0.20.0020.0206.26
5.0.10.0030.0216.24
5.0.00.0010.0336.23
4.4.90.0050.0134.78
4.4.80.0040.0144.75
4.4.70.0030.0164.76
4.4.60.0020.0164.75
4.4.50.0040.0144.77
4.4.40.0030.0244.71
4.4.30.0020.0164.76
4.4.20.0010.0184.85
4.4.10.0030.0164.85
4.4.00.0060.0234.76
4.3.110.0040.0174.67
4.3.100.0040.0214.67
4.3.90.0060.0234.63
4.3.80.0020.0304.59
4.3.70.0070.0144.63
4.3.60.0010.0194.62
4.3.50.0020.0174.63
4.3.40.0030.0324.54
4.3.30.0030.0153.28
4.3.20.0010.0233.26
4.3.10.0030.0153.22
4.3.00.0070.01015.97

preferences:
133.05 ms | 1394 KiB | 7 Q