3v4l.org

run code in 300+ PHP versions simultaneously
<?php namespace what; use const 4 as 5; echo 4 + 1;

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)
5.4.340.0050.03412.01
5.4.320.0080.03312.49
5.4.310.0020.04012.50
5.4.300.0080.03512.49
5.4.290.0030.04112.50
5.4.280.0050.03512.39
5.4.270.0070.03412.39
5.4.260.0040.03912.39
5.4.250.0050.03712.39
5.4.240.0030.03812.39
5.4.230.0040.03912.38
5.4.220.0130.04212.38
5.4.210.0070.03412.38
5.4.200.0110.03812.38
5.4.190.0090.03212.38
5.4.180.0050.03712.38
5.4.170.0060.03512.38
5.4.160.0040.03812.38
5.4.150.0060.03512.38
5.4.140.0060.03612.07
5.4.130.0050.03512.05
5.4.120.0050.03612.02
5.4.110.0040.03912.01
5.4.100.0030.03712.01
5.4.90.0050.03712.01
5.4.80.0060.03712.01
5.4.70.0050.03712.01
5.4.60.0040.03712.00
5.4.50.0070.03312.01
5.4.40.0030.03811.99
5.4.30.0040.03611.99
5.4.20.0050.03511.99
5.4.10.0040.03612.00
5.4.00.0060.03511.49
5.3.290.0050.04012.80
5.3.280.0040.03912.71
5.3.270.0060.03712.72
5.3.260.0060.03712.72
5.3.250.0040.03812.71
5.3.240.0040.03812.72
5.3.230.0070.03512.71
5.3.220.0050.03712.68
5.3.210.0060.03812.68
5.3.200.0050.03712.68
5.3.190.0060.03712.68
5.3.180.0080.03312.68
5.3.170.0040.03812.67
5.3.160.0030.03812.67
5.3.150.0040.04012.68
5.3.140.0050.03712.66
5.3.130.0030.04112.66
5.3.120.0040.04112.66
5.3.110.0100.03312.65
5.3.100.0060.03712.12
5.3.90.0050.03612.09
5.3.80.0050.03612.08
5.3.70.0070.03412.07
5.3.60.0070.03712.07
5.3.50.0050.03912.00
5.3.40.0080.03312.00
5.3.30.0050.03611.95
5.3.20.0090.03211.73
5.3.10.0040.03611.70
5.3.00.0030.04111.68
5.2.170.0060.0289.18
5.2.160.0060.0279.18
5.2.150.0090.0269.18
5.2.140.0030.0319.18
5.2.130.0020.0329.14
5.2.120.0040.0299.13
5.2.110.0030.0309.15
5.2.100.0040.0289.14
5.2.90.0060.0269.14
5.2.80.0030.0319.14
5.2.70.0030.0319.14
5.2.60.0050.0299.09
5.2.50.0030.0319.06
5.2.40.0030.0299.04
5.2.30.0080.0259.01
5.2.20.0050.0279.01
5.2.10.0050.0278.92
5.2.00.0070.0258.78
5.1.60.0060.0218.07
5.1.50.0040.0238.06
5.1.40.0040.0248.05
5.1.30.0060.0288.39
5.1.20.0070.0258.42
5.1.10.0030.0268.14
5.1.00.0040.0258.14
5.0.50.0050.0186.62
5.0.40.0060.0166.48
5.0.30.0040.0306.29
5.0.20.0050.0176.27
5.0.10.0060.0276.24
5.0.00.0050.0296.23
4.4.90.0030.0154.78
4.4.80.0000.0174.75
4.4.70.0030.0144.75
4.4.60.0020.0154.75
4.4.50.0010.0164.77
4.4.40.0010.0264.71
4.4.30.0020.0154.76
4.4.20.0040.0134.84
4.4.10.0040.0144.85
4.4.00.0030.0244.76
4.3.110.0010.0174.66
4.3.100.0020.0154.66
4.3.90.0030.0144.63
4.3.80.0020.0244.59
4.3.70.0020.0144.63
4.3.60.0060.0104.63
4.3.50.0010.0164.63
4.3.40.0040.0224.54
4.3.30.0030.0153.28
4.3.20.0010.0173.26
4.3.10.0030.0143.22
4.3.00.0030.01710.43

preferences:
144.76 ms | 1394 KiB | 7 Q