3v4l.org

run code in 300+ PHP versions simultaneously
<?php $empty = array(); $null = array(null) echo reset($empty); echo reset($null);

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)
5.4.320.0050.04612.50
5.4.310.0140.04912.49
5.4.300.0120.03412.50
5.4.290.0100.03612.50
5.4.280.0050.03712.39
5.4.270.0050.03712.39
5.4.260.0070.03912.39
5.4.250.0100.03612.39
5.4.240.0040.03912.39
5.4.230.0070.03712.38
5.4.220.0120.03012.38
5.4.210.0030.03812.38
5.4.200.0050.03812.38
5.4.190.0110.03212.38
5.4.180.0080.03412.38
5.4.170.0040.03812.38
5.4.160.0040.03812.38
5.4.150.0060.03512.38
5.4.140.0080.03412.07
5.4.130.0070.03612.05
5.4.120.0060.03512.01
5.4.110.0060.03512.02
5.4.100.0050.03512.02
5.4.90.0080.03412.01
5.4.80.0120.04712.01
5.4.70.0060.03512.00
5.4.60.0090.04512.01
5.4.50.0120.04912.01
5.4.40.0070.05312.00
5.4.30.0130.04411.99
5.4.20.0070.03611.99
5.4.10.0060.03411.99
5.4.00.0050.03811.48
5.3.290.0090.03612.80
5.3.280.0060.03812.71
5.3.270.0070.03812.73
5.3.260.0080.03712.72
5.3.250.0060.03712.72
5.3.240.0080.03412.72
5.3.230.0060.03712.71
5.3.220.0050.03712.68
5.3.210.0040.04012.68
5.3.200.0060.03612.68
5.3.190.0070.03912.68
5.3.180.0090.03412.67
5.3.170.0050.03812.66
5.3.160.0060.03812.67
5.3.150.0050.03912.68
5.3.140.0070.03612.66
5.3.130.0070.04012.66
5.3.120.0080.03612.66
5.3.110.0050.03812.66
5.3.100.0070.03512.12
5.3.90.0050.03612.08
5.3.80.0070.03412.07
5.3.70.0060.03512.07
5.3.60.0040.03712.06
5.3.50.0070.03412.00
5.3.40.0050.03612.00
5.3.30.0060.03611.95
5.3.20.0100.03611.73
5.3.10.0050.04111.70
5.3.00.0070.03611.68
5.2.170.0050.0309.18
5.2.160.0060.0299.18
5.2.150.0080.0309.18
5.2.140.0090.0359.18
5.2.130.0070.0289.14
5.2.120.0070.0419.14
5.2.110.0060.0409.14
5.2.100.0050.0289.14
5.2.90.0060.0349.14
5.2.80.0040.0319.14
5.2.70.0060.0329.14
5.2.60.0090.0349.09
5.2.50.0080.0279.06
5.2.40.0040.0299.04
5.2.30.0070.0289.02
5.2.20.0040.0299.01
5.2.10.0020.0318.92
5.2.00.0060.0298.78
5.1.60.0030.0268.07
5.1.50.0050.0248.06
5.1.40.0060.0238.05
5.1.30.0070.0248.40
5.1.20.0030.0288.42
5.1.10.0030.0348.14
5.1.00.0070.0268.14
5.0.50.0020.0216.63
5.0.40.0070.0156.48
5.0.30.0040.0306.30
5.0.20.0040.0196.27
5.0.10.0030.0206.24
5.0.00.0040.0306.23
4.4.90.0020.0164.78
4.4.80.0030.0184.75
4.4.70.0030.0164.75
4.4.60.0020.0174.75
4.4.50.0030.0154.77
4.4.40.0020.0264.71
4.4.30.0030.0154.76
4.4.20.0030.0154.84
4.4.10.0040.0214.85
4.4.00.0050.0304.75
4.3.110.0030.0234.66
4.3.100.0070.0144.67
4.3.90.0040.0134.63
4.3.80.0050.0224.58
4.3.70.0040.0144.63
4.3.60.0020.0154.62
4.3.50.0050.0134.63
4.3.40.0020.0244.54
4.3.30.0020.0173.28
4.3.20.0030.0153.26
4.3.10.0030.0153.22
4.3.00.0100.01013.95

preferences:
140.09 ms | 1386 KiB | 7 Q