3v4l.org

run code in 300+ PHP versions simultaneously
<?php $z; if (3 > 5) { $z = 1; } if (is_null($z)) echo;

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)
5.4.340.0060.03512.02
5.4.320.0030.04612.50
5.4.310.0070.04712.50
5.4.300.0030.03912.50
5.4.290.0060.03712.50
5.4.280.0080.03512.39
5.4.270.0060.03512.39
5.4.260.0060.03812.39
5.4.250.0110.03412.39
5.4.240.0100.04412.39
5.4.230.0090.03612.39
5.4.220.0090.03312.38
5.4.210.0060.04112.39
5.4.200.0070.03712.39
5.4.190.0080.03512.38
5.4.180.0050.03912.38
5.4.170.0070.03712.39
5.4.160.0080.03512.39
5.4.150.0060.03712.38
5.4.140.0030.04212.07
5.4.130.0070.03712.05
5.4.120.0040.03612.02
5.4.110.0040.03612.01
5.4.100.0050.03812.02
5.4.90.0070.03512.02
5.4.80.0070.03712.01
5.4.70.0080.03112.01
5.4.60.0060.03412.00
5.4.50.0080.03312.00
5.4.40.0090.03412.00
5.4.30.0110.03312.00
5.4.20.0040.03711.99
5.4.10.0050.03511.99
5.4.00.0080.03611.48
5.3.290.0060.04212.80
5.3.280.0110.04312.71
5.3.270.0090.03812.72
5.3.260.0070.03912.72
5.3.250.0060.03812.72
5.3.240.0120.03112.72
5.3.230.0110.03712.71
5.3.220.0110.04012.68
5.3.210.0050.04012.68
5.3.200.0050.03712.68
5.3.190.0070.03612.68
5.3.180.0050.03712.67
5.3.170.0040.03812.67
5.3.160.0070.03912.67
5.3.150.0010.04212.68
5.3.140.0080.03412.66
5.3.130.0060.04012.65
5.3.120.0080.04412.66
5.3.110.0090.03912.66
5.3.100.0080.03612.12
5.3.90.0030.04012.08
5.3.80.0090.03912.07
5.3.70.0090.04312.08
5.3.60.0060.04912.06
5.3.50.0080.03712.00
5.3.40.0040.04112.00
5.3.30.0080.03311.95
5.3.20.0060.03611.73
5.3.10.0080.03511.70
5.3.00.0080.03811.68
5.2.170.0100.0309.18
5.2.160.0060.0349.18
5.2.150.0040.0379.18
5.2.140.0050.0349.18
5.2.130.0060.0289.14
5.2.120.0080.0279.14
5.2.110.0040.0389.15
5.2.100.0060.0309.14
5.2.90.0050.0359.14
5.2.80.0080.0329.14
5.2.70.0050.0349.14
5.2.60.0080.0299.09
5.2.50.0070.0339.06
5.2.40.0030.0339.04
5.2.30.0030.0329.02
5.2.20.0020.0319.00
5.2.10.0090.0258.92
5.2.00.0030.0368.79
5.1.60.0030.0298.07
5.1.50.0050.0238.06
5.1.40.0080.0208.05
5.1.30.0040.0268.39
5.1.20.0040.0278.42
5.1.10.0050.0258.15
5.1.00.0060.0268.14
5.0.50.0070.0216.62
5.0.40.0040.0236.48
5.0.30.0040.0316.29
5.0.20.0050.0186.26
5.0.10.0010.0226.24
5.0.00.0050.0296.23
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0040.0164.75
4.4.60.0060.0144.75
4.4.50.0030.0194.77
4.4.40.0050.0264.71
4.4.30.0040.0184.76
4.4.20.0030.0194.84
4.4.10.0030.0164.85
4.4.00.0020.0254.76
4.3.110.0020.0164.67
4.3.100.0040.0144.66
4.3.90.0020.0154.63
4.3.80.0030.0244.58
4.3.70.0020.0194.63
4.3.60.0020.0154.63
4.3.50.0030.0174.62
4.3.40.0010.0254.54
4.3.30.0040.0183.28
4.3.20.0010.0193.25
4.3.10.0020.0153.22
4.3.00.0130.0206.93

preferences:
141.24 ms | 1394 KiB | 7 Q