3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace X; const TRUE = 9;

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)
5.4.310.0070.03812.46
5.4.300.0050.03812.47
5.4.290.0070.03712.46
5.4.280.0030.03812.36
5.4.270.0070.03612.36
5.4.260.0040.03912.36
5.4.250.0030.04012.36
5.4.240.0080.03712.36
5.4.230.0060.04312.35
5.4.220.0050.03512.35
5.4.210.0090.03112.35
5.4.200.0060.04012.35
5.4.190.0080.03412.34
5.4.180.0090.03312.34
5.4.170.0060.03612.36
5.4.160.0020.04012.35
5.4.150.0080.03512.35
5.4.140.0070.03912.04
5.4.130.0050.04112.02
5.4.120.0100.03811.98
5.4.110.0070.03911.98
5.4.100.0060.03411.97
5.4.90.0050.03811.97
5.4.80.0040.03911.97
5.4.70.0050.03611.98
5.4.60.0040.03611.97
5.4.50.0070.03411.97
5.4.40.0020.03711.96
5.4.30.0060.03511.96
5.4.20.0050.04411.96
5.4.10.0060.03711.96
5.4.00.0050.03711.45
5.3.280.0060.03812.71
5.3.270.0070.03712.72
5.3.260.0070.03712.71
5.3.250.0040.04112.72
5.3.240.0060.04412.72
5.3.230.0100.04912.71
5.3.220.0070.03912.68
5.3.210.0130.04512.68
5.3.200.0120.04812.68
5.3.190.0100.04212.68
5.3.180.0030.03812.67
5.3.170.0090.03212.67
5.3.160.0050.03612.68
5.3.150.0070.03812.67
5.3.140.0080.03412.66
5.3.130.0060.03912.66
5.3.120.0030.04012.66
5.3.110.0030.04112.66
5.3.100.0060.03912.12
5.3.90.0100.04112.09
5.3.80.0030.03912.07
5.3.70.0040.03712.08
5.3.60.0080.03312.07
5.3.50.0080.03412.00
5.3.40.0050.04212.00
5.3.30.0060.03411.94
5.3.20.0050.03611.73
5.3.10.0060.03411.70
5.3.00.0040.03711.68
5.2.170.0050.0299.18
5.2.160.0040.0319.18
5.2.150.0040.0319.18
5.2.140.0040.0319.17
5.2.130.0070.0269.14
5.2.120.0030.0299.14
5.2.110.0020.0329.14
5.2.100.0030.0319.14
5.2.90.0090.0369.14
5.2.80.0100.0369.14
5.2.70.0090.0379.14
5.2.60.0070.0399.09
5.2.50.0090.0399.06
5.2.40.0070.0389.04
5.2.30.0050.0309.02
5.2.20.0030.0329.00
5.2.10.0060.0358.93
5.2.00.0020.0358.78
5.1.60.0030.0288.07
5.1.50.0060.0248.06
5.1.40.0050.0248.05
5.1.30.0020.0288.40
5.1.20.0020.0298.42
5.1.10.0020.0318.14
5.1.00.0040.0288.14
5.0.50.0030.0216.62
5.0.40.0080.0166.48
5.0.30.0030.0316.29
5.0.20.0010.0216.27
5.0.10.0030.0206.24
5.0.00.0030.0316.23
4.4.90.0030.0154.77
4.4.80.0030.0154.75
4.4.70.0050.0154.76
4.4.60.0040.0154.76
4.4.50.0010.0174.77
4.4.40.0040.0254.71
4.4.30.0030.0154.76
4.4.20.0020.0174.85
4.4.10.0030.0164.85
4.4.00.0030.0264.76
4.3.110.0030.0164.67
4.3.100.0020.0164.67
4.3.90.0060.0154.63
4.3.80.0040.0244.58
4.3.70.0060.0174.63
4.3.60.0060.0134.63
4.3.50.0030.0184.63
4.3.40.0030.0254.54
4.3.30.0030.0153.28
4.3.20.0020.0183.26
4.3.10.0030.0153.21
4.3.00.0100.0237.21

preferences:
140.36 ms | 1394 KiB | 7 Q