3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = function(&$a){} $ref = new ReflectionFunction($a); echo $ref->getParameters();

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)
5.4.320.0080.03312.52
5.4.310.0070.03612.52
5.4.300.0030.03912.52
5.4.290.0080.03812.51
5.4.280.0030.03912.41
5.4.270.0050.03612.41
5.4.260.0060.03612.41
5.4.250.0080.03512.41
5.4.240.0050.03512.41
5.4.230.0010.04112.40
5.4.220.0070.03512.40
5.4.210.0060.03512.40
5.4.200.0060.03612.40
5.4.190.0050.03712.40
5.4.180.0060.03512.39
5.4.170.0070.03412.41
5.4.160.0080.03312.40
5.4.150.0050.03512.39
5.4.140.0060.03612.09
5.4.130.0060.03412.07
5.4.120.0020.03812.03
5.4.110.0030.03712.03
5.4.100.0040.03612.03
5.4.90.0050.03912.03
5.4.80.0050.03712.03
5.4.70.0040.03512.03
5.4.60.0080.03112.02
5.4.50.0060.03412.03
5.4.40.0070.03512.01
5.4.30.0050.03612.01
5.4.20.0050.03512.01
5.4.10.0040.03612.01
5.4.00.0050.03511.50
5.3.290.0040.04112.80
5.3.280.0050.03912.71
5.3.270.0100.03512.72
5.3.260.0080.03612.72
5.3.250.0060.03612.72
5.3.240.0120.03312.72
5.3.230.0060.03712.71
5.3.220.0040.03812.68
5.3.210.0070.03912.68
5.3.200.0060.03712.68
5.3.190.0070.03712.67
5.3.180.0070.03612.67
5.3.170.0030.04112.67
5.3.160.0060.03612.67
5.3.150.0100.04412.68
5.3.140.0080.03512.66
5.3.130.0020.04312.66
5.3.120.0060.03812.66
5.3.110.0050.03912.66
5.3.100.0090.04212.13
5.3.90.0050.03612.11
5.3.80.0090.03212.09
5.3.70.0050.03712.09
5.3.60.0050.03712.08
5.3.50.0050.03612.02
5.3.40.0040.03812.02
5.3.30.0070.03311.98
5.3.20.0050.04011.76
5.3.10.0050.03711.73
5.3.00.0050.03811.71
5.2.170.0060.0309.18
5.2.160.0070.0299.18
5.2.150.0070.0289.18
5.2.140.0050.0319.18
5.2.130.0090.0259.14
5.2.120.0020.0339.14
5.2.110.0020.0339.15
5.2.100.0040.0289.14
5.2.90.0050.0289.14
5.2.80.0040.0309.14
5.2.70.0040.0319.14
5.2.60.0050.0289.08
5.2.50.0050.0299.05
5.2.40.0040.0309.03
5.2.30.0050.0299.02
5.2.20.0060.0279.00
5.2.10.0020.0308.92
5.2.00.0010.0328.79
5.1.60.0060.0238.07
5.1.50.0000.0288.07
5.1.40.0020.0268.05
5.1.30.0060.0278.40
5.1.20.0040.0308.41
5.1.10.0050.0268.14
5.1.00.0040.0298.14
5.0.50.0030.0226.63
5.0.40.0050.0266.47
5.0.30.0040.0346.29
5.0.20.0040.0246.27
5.0.10.0070.0226.24
5.0.00.0050.0306.23
4.4.90.0040.0164.78
4.4.80.0070.0144.75
4.4.70.0030.0184.75
4.4.60.0030.0174.75
4.4.50.0060.0144.77
4.4.40.0060.0264.71
4.4.30.0030.0224.76
4.4.20.0050.0214.85
4.4.10.0030.0164.85
4.4.00.0060.0244.76
4.3.110.0040.0184.67
4.3.100.0040.0134.66
4.3.90.0020.0154.63
4.3.80.0030.0254.59
4.3.70.0030.0164.63
4.3.60.0010.0214.63
4.3.50.0030.0184.63
4.3.40.0020.0294.54
4.3.30.0060.0193.29
4.3.20.0040.0163.26
4.3.10.0030.0153.21
4.3.00.0070.01314.92

preferences:
141.39 ms | 1386 KiB | 7 Q