3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test{ public $y; function x(){ print 'asd'; } function __construct(){ $test = 'y'; if($this->$test() === TRUE){ echo 12345; } } } $x = new Test(); $x->y = function(){print 222;} echo serialize($x);

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)
5.4.340.0050.03712.03
5.4.320.0070.03512.52
5.4.310.0060.03712.52
5.4.300.0080.03812.52
5.4.290.0080.04312.52
5.4.280.0080.03612.41
5.4.270.0070.03812.41
5.4.260.0070.03812.41
5.4.250.0090.03512.41
5.4.240.0060.03812.41
5.4.230.0060.04412.40
5.4.220.0070.03912.40
5.4.210.0050.03612.40
5.4.200.0040.04012.41
5.4.190.0080.03812.40
5.4.180.0030.03912.40
5.4.170.0060.03712.41
5.4.160.0050.04012.41
5.4.150.0070.03912.40
5.4.140.0040.04512.09
5.4.130.0070.03812.07
5.4.120.0110.03912.04
5.4.110.0080.03612.04
5.4.100.0040.04312.03
5.4.90.0080.03512.04
5.4.80.0050.04312.03
5.4.70.0090.04112.03
5.4.60.0050.03512.03
5.4.50.0060.03512.03
5.4.40.0060.03812.02
5.4.30.0060.03612.01
5.4.20.0060.03512.01
5.4.10.0080.03312.02
5.4.00.0110.03411.51
5.3.290.0080.03712.80
5.3.280.0010.04312.71
5.3.270.0050.04112.72
5.3.260.0050.04112.72
5.3.250.0080.03912.71
5.3.240.0060.05412.72
5.3.230.0030.05012.71
5.3.220.0050.04112.68
5.3.210.0110.04512.68
5.3.200.0080.04012.68
5.3.190.0060.04212.68
5.3.180.0030.04112.67
5.3.170.0060.03712.67
5.3.160.0040.03812.67
5.3.150.0080.03612.67
5.3.140.0050.03712.66
5.3.130.0070.03812.66
5.3.120.0070.03912.65
5.3.110.0060.03912.66
5.3.100.0070.03612.13
5.3.90.0110.03412.11
5.3.80.0060.03812.11
5.3.70.0070.03612.10
5.3.60.0120.05012.09
5.3.50.0070.03912.03
5.3.40.0100.03812.04
5.3.30.0120.03611.99
5.3.20.0070.03511.77
5.3.10.0050.03511.74
5.3.00.0060.03711.73
5.2.170.0060.0299.23
5.2.160.0050.0319.23
5.2.150.0060.0329.23
5.2.140.0060.0299.21
5.2.130.0050.0299.18
5.2.120.0050.0309.18
5.2.110.0030.0349.19
5.2.100.0070.0299.18
5.2.90.0030.0299.18
5.2.80.0070.0289.17
5.2.70.0040.0309.18
5.2.60.0080.0289.14
5.2.50.0070.0329.10
5.2.40.0020.0349.08
5.2.30.0070.0329.05
5.2.20.0030.0299.05
5.2.10.0020.0308.95
5.2.00.0080.0268.81
5.1.60.0040.0248.09
5.1.50.0020.0278.09
5.1.40.0060.0288.07
5.1.30.0050.0268.42
5.1.20.0040.0298.45
5.1.10.0020.0288.16
5.1.00.0050.0258.16
5.0.50.0040.0206.65
5.0.40.0030.0206.51
5.0.30.0030.0316.32
5.0.20.0010.0236.29
5.0.10.0050.0246.27
5.0.00.0050.0306.26
4.4.90.0050.0144.78
4.4.80.0030.0154.76
4.4.70.0030.0154.76
4.4.60.0050.0154.75
4.4.50.0020.0184.77
4.4.40.0050.0244.70
4.4.30.0040.0144.75
4.4.20.0020.0164.84
4.4.10.0010.0174.85
4.4.00.0020.0254.76
4.3.110.0040.0144.67
4.3.100.0020.0164.66
4.3.90.0040.0144.64
4.3.80.0040.0244.58
4.3.70.0010.0174.63
4.3.60.0030.0144.63
4.3.50.0030.0154.62
4.3.40.0050.0224.54
4.3.30.0030.0143.30
4.3.20.0020.0163.28
4.3.10.0050.0123.23
4.3.00.0070.02010.60

preferences:
186.03 ms | 1398 KiB | 7 Q