3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Default {} function test($optional = null) { $required = $optional ?: new Default; }

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)
5.4.340.0060.03512.01
5.4.320.0050.03812.50
5.4.310.0050.04012.50
5.4.300.0080.03512.49
5.4.290.0070.04612.50
5.4.280.0070.03312.39
5.4.270.0070.04312.39
5.4.260.0040.04912.39
5.4.250.0070.04312.39
5.4.240.0050.03612.39
5.4.230.0090.03512.38
5.4.220.0110.03912.38
5.4.210.0090.03712.38
5.4.200.0060.04112.38
5.4.190.0140.03212.38
5.4.180.0030.03912.38
5.4.170.0040.04212.39
5.4.160.0080.03912.38
5.4.150.0060.03612.38
5.4.140.0040.03812.07
5.4.130.0060.03612.05
5.4.120.0060.03412.01
5.4.110.0080.03712.01
5.4.100.0050.03512.01
5.4.90.0070.03512.01
5.4.80.0120.03412.01
5.4.70.0070.03712.00
5.4.60.0090.03512.01
5.4.50.0070.03312.00
5.4.40.0060.04012.00
5.4.30.0050.04211.99
5.4.20.0080.03611.99
5.4.10.0050.03911.99
5.4.00.0090.03211.48
5.3.290.0060.03912.80
5.3.280.0040.03912.71
5.3.270.0050.03912.72
5.3.260.0060.03812.72
5.3.250.0070.03712.72
5.3.240.0090.03412.72
5.3.230.0040.03912.71
5.3.220.0080.03512.68
5.3.210.0090.03712.68
5.3.200.0050.03912.68
5.3.190.0090.03512.68
5.3.180.0070.03412.67
5.3.170.0070.03412.67
5.3.160.0080.03412.68
5.3.150.0070.03512.68
5.3.140.0070.03512.66
5.3.130.0070.03712.66
5.3.120.0040.03912.66
5.3.110.0050.04612.66
5.3.100.0110.03212.12
5.3.90.0040.03912.09
5.3.80.0050.03612.07
5.3.70.0050.03612.07
5.3.60.0080.03212.07
5.3.50.0060.03512.00
5.3.40.0120.03412.00
5.3.30.0090.03511.95
5.3.20.0070.03611.72
5.3.10.0020.03711.70
5.3.00.0070.03511.68
5.2.170.0070.0389.18
5.2.160.0050.0289.18
5.2.150.0040.0309.18
5.2.140.0030.0319.18
5.2.130.0040.0329.14
5.2.120.0020.0309.13
5.2.110.0030.0299.14
5.2.100.0070.0289.14
5.2.90.0070.0369.14
5.2.80.0040.0349.14
5.2.70.0060.0289.14
5.2.60.0020.0319.09
5.2.50.0030.0309.05
5.2.40.0050.0299.03
5.2.30.0050.0309.01
5.2.20.0050.0329.00
5.2.10.0020.0308.93
5.2.00.0050.0298.78
5.1.60.0030.0328.07
5.1.50.0030.0318.06
5.1.40.0030.0258.05
5.1.30.0050.0328.40
5.1.20.0040.0358.42
5.1.10.0050.0248.14
5.1.00.0030.0278.14
5.0.50.0050.0196.63
5.0.40.0060.0196.48
5.0.30.0020.0326.29
5.0.20.0010.0236.27
5.0.10.0010.0236.24
5.0.00.0040.0306.23
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0030.0144.75
4.4.60.0010.0174.75
4.4.50.0000.0204.77
4.4.40.0020.0254.71
4.4.30.0040.0214.76
4.4.20.0040.0194.85
4.4.10.0020.0164.85
4.4.00.0120.0274.75
4.3.110.0010.0244.66
4.3.100.0010.0154.66
4.3.90.0050.0114.63
4.3.80.0020.0244.59
4.3.70.0020.0194.63
4.3.60.0040.0134.63
4.3.50.0000.0184.63
4.3.40.0020.0244.54
4.3.30.0010.0223.29
4.3.20.0030.0143.27
4.3.10.0020.0243.21
4.3.00.0030.0237.00

preferences:
161.19 ms | 1394 KiB | 7 Q