3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _($i) { return $i; } var_dump((_(function () {})[0]);

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)
5.4.320.0080.03312.51
5.4.310.0090.03412.51
5.4.300.0070.03512.52
5.4.290.0030.04112.51
5.4.280.0050.03512.41
5.4.270.0070.03412.40
5.4.260.0070.03612.41
5.4.250.0050.03812.40
5.4.240.0050.03712.41
5.4.230.0060.04512.40
5.4.220.0040.03812.40
5.4.210.0080.03312.40
5.4.200.0080.03812.40
5.4.190.0090.03612.39
5.4.180.0090.04012.39
5.4.170.0050.04212.41
5.4.160.0090.03312.40
5.4.150.0050.03812.39
5.4.140.0080.03412.09
5.4.130.0050.03612.07
5.4.120.0040.03712.02
5.4.110.0070.03412.02
5.4.100.0060.03512.02
5.4.90.0040.03912.02
5.4.80.0090.03512.03
5.4.70.0050.03512.02
5.4.60.0060.03412.02
5.4.50.0060.03512.02
5.4.40.0080.03212.01
5.4.30.0070.03312.00
5.4.20.0050.03512.00
5.4.10.0060.03512.00
5.4.00.0050.03511.49
5.3.290.0090.03512.80
5.3.280.0080.03412.71
5.3.270.0080.03712.72
5.3.260.0080.03712.72
5.3.250.0070.03612.72
5.3.240.0060.03712.72
5.3.230.0060.03812.71
5.3.220.0030.04112.68
5.3.210.0090.03612.68
5.3.200.0050.03612.68
5.3.190.0040.03812.68
5.3.180.0080.03512.67
5.3.170.0050.04412.67
5.3.160.0050.03912.67
5.3.150.0050.03912.67
5.3.140.0090.03612.66
5.3.130.0040.04012.65
5.3.120.0090.04512.66
5.3.110.0080.04012.66
5.3.100.0110.03712.12
5.3.90.0070.03612.10
5.3.80.0060.03712.09
5.3.70.0040.03912.09
5.3.60.0070.03612.08
5.3.50.0070.04012.02
5.3.40.0070.03512.02
5.3.30.0040.03611.98
5.3.20.0050.03711.76
5.3.10.0090.03211.73
5.3.00.0050.03711.71
5.2.170.0040.0319.21
5.2.160.0030.0309.21
5.2.150.0040.0319.21
5.2.140.0060.0319.21
5.2.130.0020.0319.17
5.2.120.0060.0279.17
5.2.110.0010.0329.18
5.2.100.0040.0289.18
5.2.90.0040.0309.18
5.2.80.0080.0269.17
5.2.70.0070.0279.17
5.2.60.0110.0239.12
5.2.50.0070.0279.09
5.2.40.0040.0299.06
5.2.30.0060.0289.05
5.2.20.0050.0289.04
5.2.10.0050.0278.95
5.2.00.0040.0308.80
5.1.60.0090.0208.08
5.1.50.0030.0278.08
5.1.40.0080.0208.06
5.1.30.0050.0248.42
5.1.20.0060.0248.44
5.1.10.0060.0298.16
5.1.00.0110.0218.16
5.0.50.0040.0196.63
5.0.40.0050.0176.50
5.0.30.0040.0306.30
5.0.20.0010.0226.28
5.0.10.0060.0186.25
5.0.00.0030.0306.24
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0050.0134.75
4.4.60.0030.0174.75
4.4.50.0030.0144.77
4.4.40.0050.0234.71
4.4.30.0040.0144.76
4.4.20.0020.0164.84
4.4.10.0040.0144.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0020.0154.66
4.3.90.0020.0164.63
4.3.80.0010.0254.59
4.3.70.0040.0174.63
4.3.60.0040.0164.63
4.3.50.0020.0174.63
4.3.40.0030.0264.53
4.3.30.0040.0153.30
4.3.20.0010.0173.29
4.3.10.0010.0163.24
4.3.00.0030.01313.25

preferences:
141.91 ms | 1394 KiB | 7 Q