3v4l.org

run code in 300+ PHP versions simultaneously
<?php function a($a){ echo $GLOBAL; } a()

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)
5.4.320.0060.03512.52
5.4.310.0060.03812.52
5.4.300.0070.04112.52
5.4.290.0030.04312.51
5.4.280.0050.03712.41
5.4.270.0110.03112.41
5.4.260.0090.04012.41
5.4.250.0100.03512.41
5.4.240.0060.04212.41
5.4.230.0080.03712.40
5.4.220.0100.03712.40
5.4.210.0080.03512.40
5.4.200.0070.04012.40
5.4.190.0090.03712.40
5.4.180.0100.03412.40
5.4.170.0050.03712.41
5.4.160.0080.03512.40
5.4.150.0070.03512.40
5.4.140.0070.03612.09
5.4.130.0050.03612.07
5.4.120.0070.03612.03
5.4.110.0120.04612.03
5.4.100.0070.04612.02
5.4.90.0060.03812.03
5.4.80.0060.04212.03
5.4.70.0060.03512.02
5.4.60.0030.03812.03
5.4.50.0100.03212.02
5.4.40.0050.03712.01
5.4.30.0080.03712.01
5.4.20.0060.03712.00
5.4.10.0030.03812.01
5.4.00.0030.03811.50
5.3.290.0060.03912.80
5.3.280.0070.04012.70
5.3.270.0050.04012.73
5.3.260.0050.04012.71
5.3.250.0090.03512.72
5.3.240.0060.04012.72
5.3.230.0060.03812.71
5.3.220.0070.03812.68
5.3.210.0080.03812.68
5.3.200.0030.04012.68
5.3.190.0110.03312.68
5.3.180.0080.03612.67
5.3.170.0090.03512.67
5.3.160.0060.03812.67
5.3.150.0050.03912.67
5.3.140.0070.03812.66
5.3.130.0070.04112.66
5.3.120.0090.03812.66
5.3.110.0080.03912.66
5.3.100.0080.03612.12
5.3.90.0070.03612.11
5.3.80.0040.03812.09
5.3.70.0020.04012.10
5.3.60.0070.03512.08
5.3.50.0060.03612.02
5.3.40.0050.03712.02
5.3.30.0080.04211.98
5.3.20.0060.04111.77
5.3.10.0060.03511.73
5.3.00.0070.03511.71
5.2.170.0060.0309.21
5.2.160.0060.0289.21
5.2.150.0060.0299.21
5.2.140.0030.0349.21
5.2.130.0040.0309.17
5.2.120.0050.0299.17
5.2.110.0030.0319.18
5.2.100.0060.0289.18
5.2.90.0050.0309.18
5.2.80.0040.0329.17
5.2.70.0070.0299.18
5.2.60.0060.0309.13
5.2.50.0050.0309.09
5.2.40.0070.0269.07
5.2.30.0040.0319.05
5.2.20.0060.0289.04
5.2.10.0030.0308.95
5.2.00.0040.0298.80
5.1.60.0020.0258.08
5.1.50.0040.0258.08
5.1.40.0050.0248.06
5.1.30.0040.0268.41
5.1.20.0050.0258.44
5.1.10.0080.0228.16
5.1.00.0070.0238.16
5.0.50.0040.0206.64
5.0.40.0040.0196.50
5.0.30.0040.0316.31
5.0.20.0030.0206.28
5.0.10.0020.0266.26
5.0.00.0060.0326.25
4.4.90.0010.0174.78
4.4.80.0020.0164.75
4.4.70.0040.0154.75
4.4.60.0020.0164.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0040.0144.76
4.4.20.0030.0154.84
4.4.10.0020.0174.85
4.4.00.0030.0244.76
4.3.110.0040.0144.67
4.3.100.0010.0174.67
4.3.90.0040.0144.64
4.3.80.0050.0234.59
4.3.70.0030.0144.63
4.3.60.0020.0164.63
4.3.50.0030.0164.63
4.3.40.0040.0234.54
4.3.30.0020.0163.30
4.3.20.0020.0163.28
4.3.10.0030.0163.23
4.3.00.0100.02314.28

preferences:
140.87 ms | 1394 KiB | 7 Q