3v4l.org

run code in 300+ PHP versions simultaneously
<?php function func(n){ if(n==0){ return 0; } if(n==1){ return 1; } return func(n-1)+func(n-2); } func(10);

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)
5.4.340.0070.04212.02
5.4.320.0100.04312.52
5.4.310.0100.04612.51
5.4.300.0100.04212.52
5.4.290.0080.04312.51
5.4.280.0050.03612.40
5.4.270.0060.03612.40
5.4.260.0070.03612.41
5.4.250.0090.03412.41
5.4.240.0110.03212.41
5.4.230.0040.04012.40
5.4.220.0060.03512.40
5.4.210.0050.03612.40
5.4.200.0100.03412.39
5.4.190.0060.03612.39
5.4.180.0060.03512.39
5.4.170.0050.03612.40
5.4.160.0040.03712.40
5.4.150.0040.03812.39
5.4.140.0090.03512.08
5.4.130.0080.03712.07
5.4.120.0050.03712.03
5.4.110.0040.03712.03
5.4.100.0060.03512.03
5.4.90.0060.03612.02
5.4.80.0030.03912.03
5.4.70.0050.03512.02
5.4.60.0040.03612.02
5.4.50.0050.03512.02
5.4.40.0050.03412.01
5.4.30.0050.03612.00
5.4.20.0060.03512.01
5.4.10.0060.03512.01
5.4.00.0070.03411.50
5.3.290.0070.03812.80
5.3.280.0050.03912.71
5.3.270.0050.04012.72
5.3.260.0080.03712.72
5.3.250.0070.03612.72
5.3.240.0060.03712.72
5.3.230.0050.03812.71
5.3.220.0140.02912.68
5.3.210.0050.03912.68
5.3.200.0080.03412.68
5.3.190.0070.03612.68
5.3.180.0050.03712.67
5.3.170.0050.03712.67
5.3.160.0050.03712.68
5.3.150.0070.03612.68
5.3.140.0090.03312.66
5.3.130.0070.03812.66
5.3.120.0070.03712.66
5.3.110.0070.03712.66
5.3.100.0060.03712.13
5.3.90.0060.03512.11
5.3.80.0040.03812.09
5.3.70.0070.03512.09
5.3.60.0050.03812.08
5.3.50.0070.03912.02
5.3.40.0090.03712.02
5.3.30.0080.03311.98
5.3.20.0070.03611.77
5.3.10.0050.04211.73
5.3.00.0040.03811.71
5.2.170.0050.0309.21
5.2.160.0050.0289.21
5.2.150.0050.0379.21
5.2.140.0060.0299.21
5.2.130.0100.0239.18
5.2.120.0020.0309.17
5.2.110.0080.0259.18
5.2.100.0060.0279.18
5.2.90.0040.0299.18
5.2.80.0050.0299.18
5.2.70.0090.0259.18
5.2.60.0060.0289.13
5.2.50.0030.0319.09
5.2.40.0020.0319.08
5.2.30.0060.0289.05
5.2.20.0060.0279.04
5.2.10.0050.0278.95
5.2.00.0030.0308.81
5.1.60.0010.0268.09
5.1.50.0050.0238.08
5.1.40.0030.0248.07
5.1.30.0050.0258.42
5.1.20.0030.0278.44
5.1.10.0070.0228.16
5.1.00.0040.0258.16
5.0.50.0000.0276.64
5.0.40.0050.0256.50
5.0.30.0060.0326.31
5.0.20.0020.0206.28
5.0.10.0040.0196.25
5.0.00.0050.0286.24
4.4.90.0020.0154.78
4.4.80.0010.0164.75
4.4.70.0000.0174.75
4.4.60.0010.0164.76
4.4.50.0030.0144.77
4.4.40.0020.0254.71
4.4.30.0010.0164.76
4.4.20.0020.0154.84
4.4.10.0000.0174.85
4.4.00.0020.0284.76
4.3.110.0030.0194.67
4.3.100.0020.0164.67
4.3.90.0030.0144.64
4.3.80.0030.0284.58
4.3.70.0020.0204.63
4.3.60.0060.0204.63
4.3.50.0040.0214.63
4.3.40.0050.0254.54
4.3.30.0050.0123.30
4.3.20.0050.0123.28
4.3.10.0060.0113.23
4.3.00.0170.0206.85

preferences:
144.93 ms | 1394 KiB | 7 Q