3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace Foo\Bar; class A {} class B { public $foo = [ A::class = 'bar' ]; } $b = new B; var_dump($b->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)
5.4.340.0670.00019.12
5.4.320.0070.03912.51
5.4.310.0030.04312.51
5.4.300.0050.04012.52
5.4.290.0050.04012.50
5.4.280.0070.04112.40
5.4.270.0080.05112.41
5.4.260.0050.05612.41
5.4.250.0060.03812.41
5.4.240.0030.04412.40
5.4.230.0110.03912.39
5.4.220.0070.04212.39
5.4.210.0060.03612.39
5.4.200.0070.03812.40
5.4.190.0030.04212.39
5.4.180.0040.04012.39
5.4.170.0090.03612.40
5.4.160.0090.03412.40
5.4.150.0090.03812.39
5.4.140.0040.04212.09
5.4.130.0050.03712.07
5.4.120.0030.04212.03
5.4.110.0040.03812.03
5.4.100.0060.03612.03
5.4.90.0040.04112.02
5.4.80.0090.03412.02
5.4.70.0080.03312.02
5.4.60.0070.03512.02
5.4.50.0060.03712.02
5.4.40.0090.03612.01
5.4.30.0060.03612.00
5.4.20.0080.04412.00
5.4.10.0060.03612.00
5.4.00.0070.03611.50
5.3.290.0090.04112.80
5.3.280.0050.04112.71
5.3.270.0050.04112.72
5.3.260.0040.04212.71
5.3.250.0090.03512.72
5.3.240.0040.04212.72
5.3.230.0060.04512.70
5.3.220.0070.03612.68
5.3.210.0050.04012.68
5.3.200.0100.04412.68
5.3.190.0080.03712.68
5.3.180.0080.03612.68
5.3.170.0090.03512.67
5.3.160.0100.03912.67
5.3.150.0060.04412.67
5.3.140.0140.03912.66
5.3.130.0090.05112.66
5.3.120.0090.04612.66
5.3.110.0120.05512.66
5.3.100.0080.04912.12
5.3.90.0090.04912.10
5.3.80.0090.04912.09
5.3.70.0080.04112.09
5.3.60.0110.04712.08
5.3.50.0060.04112.02
5.3.40.0050.04212.02
5.3.30.0070.03611.98
5.3.20.0070.03611.76
5.3.10.0080.03511.73
5.3.00.0070.03811.71
5.2.170.0050.0329.18
5.2.160.0050.0319.18
5.2.150.0110.0289.18
5.2.140.0090.0329.18
5.2.130.0030.0319.13
5.2.120.0090.0259.14
5.2.110.0030.0319.15
5.2.100.0070.0269.14
5.2.90.0040.0309.14
5.2.80.0060.0299.14
5.2.70.0070.0309.14
5.2.60.0030.0329.09
5.2.50.0050.0319.06
5.2.40.0070.0309.03
5.2.30.0060.0289.01
5.2.20.0100.0289.00
5.2.10.0100.0288.92
5.2.00.0100.0348.78
5.1.60.0050.0288.07
5.1.50.0040.0248.06
5.1.40.0060.0278.04
5.1.30.0070.0278.40
5.1.20.0060.0288.41
5.1.10.0040.0278.14
5.1.00.0020.0298.14
5.0.50.0030.0246.62
5.0.40.0040.0226.48
5.0.30.0060.0396.29
5.0.20.0050.0326.27
5.0.10.0030.0216.24
5.0.00.0030.0326.23
4.4.90.0010.0174.78
4.4.80.0040.0214.76
4.4.70.0050.0224.76
4.4.60.0030.0154.76
4.4.50.0020.0164.77
4.4.40.0050.0274.71
4.4.30.0010.0174.75
4.4.20.0020.0224.85
4.4.10.0060.0144.85
4.4.00.0020.0264.75
4.3.110.0030.0164.67
4.3.100.0070.0184.66
4.3.90.0030.0164.63
4.3.80.0020.0254.59
4.3.70.0010.0164.63
4.3.60.0030.0174.63
4.3.50.0020.0204.63
4.3.40.0030.0244.54
4.3.30.0060.0133.28
4.3.20.0000.0333.26
4.3.10.0020.0183.22
4.3.00.0170.01313.50

preferences:
140.53 ms | 1394 KiB | 7 Q