3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { private $bar = 1; public __construct() { var_dump($this->bar); } } new Foo

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)
5.4.320.0050.03712.51
5.4.310.0060.03912.50
5.4.300.0050.03812.51
5.4.290.0060.03812.50
5.4.280.0070.03512.40
5.4.270.0080.03412.40
5.4.260.0050.03912.40
5.4.250.0040.03812.40
5.4.240.0060.03412.40
5.4.230.0080.03412.39
5.4.220.0040.03612.39
5.4.210.0060.04012.39
5.4.200.0080.03412.39
5.4.190.0050.04212.39
5.4.180.0040.03612.39
5.4.170.0050.03612.39
5.4.160.0070.03612.39
5.4.150.0040.03612.39
5.4.140.0080.04112.08
5.4.130.0110.03412.06
5.4.120.0060.03312.02
5.4.110.0040.03612.02
5.4.100.0040.03612.02
5.4.90.0100.03212.02
5.4.80.0070.03512.02
5.4.70.0040.03612.02
5.4.60.0060.03312.02
5.4.50.0080.03312.02
5.4.40.0070.04012.01
5.4.30.0080.04312.00
5.4.20.0050.03612.00
5.4.10.0080.03312.00
5.4.00.0050.03611.50
5.3.290.0080.03512.80
5.3.280.0070.04312.70
5.3.270.0050.03912.72
5.3.260.0030.04212.72
5.3.250.0060.03712.72
5.3.240.0060.03712.72
5.3.230.0100.03512.70
5.3.220.0080.04112.68
5.3.210.0040.03912.68
5.3.200.0100.03812.68
5.3.190.0050.04912.68
5.3.180.0060.04312.68
5.3.170.0070.04312.67
5.3.160.0050.03812.67
5.3.150.0060.04512.67
5.3.140.0100.03512.66
5.3.130.0080.03812.66
5.3.120.0060.04012.65
5.3.110.0090.03612.66
5.3.100.0070.03612.12
5.3.90.0060.04112.10
5.3.80.0070.04412.09
5.3.70.0090.03312.09
5.3.60.0100.03212.08
5.3.50.0060.03612.02
5.3.40.0050.03812.02
5.3.30.0070.03411.98
5.3.20.0070.03411.76
5.3.10.0030.03711.73
5.3.00.0060.03811.71
5.2.170.0080.0299.21
5.2.160.0060.0289.21
5.2.150.0050.0319.21
5.2.140.0110.0279.21
5.2.130.0060.0349.17
5.2.120.0010.0349.17
5.2.110.0050.0339.18
5.2.100.0050.0289.17
5.2.90.0030.0389.17
5.2.80.0020.0339.17
5.2.70.0080.0419.17
5.2.60.0070.0329.13
5.2.50.0030.0329.09
5.2.40.0080.0269.07
5.2.30.0080.0389.04
5.2.20.0050.0289.04
5.2.10.0040.0298.94
5.2.00.0040.0298.80
5.1.60.0040.0248.09
5.1.50.0030.0258.08
5.1.40.0040.0258.06
5.1.30.0070.0238.41
5.1.20.0050.0288.43
5.1.10.0060.0288.16
5.1.00.0060.0238.16
5.0.50.0050.0216.63
5.0.40.0030.0256.50
5.0.30.0060.0346.31
5.0.20.0070.0156.28
5.0.10.0030.0206.26
5.0.00.0020.0316.25
4.4.90.0010.0174.78
4.4.80.0010.0164.75
4.4.70.0030.0154.76
4.4.60.0020.0164.75
4.4.50.0010.0174.77
4.4.40.0040.0234.71
4.4.30.0010.0174.76
4.4.20.0020.0154.85
4.4.10.0010.0174.85
4.4.00.0020.0254.76
4.3.110.0030.0154.67
4.3.100.0030.0144.66
4.3.90.0010.0154.63
4.3.80.0020.0244.58
4.3.70.0040.0134.63
4.3.60.0030.0134.63
4.3.50.0010.0164.63
4.3.40.0050.0214.54
4.3.30.0020.0153.30
4.3.20.0050.0133.28
4.3.10.0020.0223.23
4.3.00.0000.03716.50

preferences:
137.98 ms | 1398 KiB | 7 Q