3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('1','1'); echo count($a); $c = count($a) - 1; echo $a($c)

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)
5.4.320.0090.03912.47
5.4.310.0070.03512.46
5.4.300.0030.03812.47
5.4.290.0040.03912.46
5.4.280.0050.03612.36
5.4.270.0050.03712.36
5.4.260.0050.03812.36
5.4.250.0060.03612.36
5.4.240.0060.03912.36
5.4.230.0040.03812.35
5.4.220.0040.03712.35
5.4.210.0060.03312.36
5.4.200.0050.03712.36
5.4.190.0050.03712.35
5.4.180.0090.03812.35
5.4.170.0080.03812.36
5.4.160.0060.03312.36
5.4.150.0050.04412.35
5.4.140.0090.03912.04
5.4.130.0090.03112.02
5.4.120.0070.04511.98
5.4.110.0090.03311.98
5.4.100.0050.03511.98
5.4.90.0080.03411.98
5.4.80.0050.03711.99
5.4.70.0050.03411.98
5.4.60.0050.03411.98
5.4.50.0060.03511.98
5.4.40.0030.03611.97
5.4.30.0030.03611.96
5.4.20.0030.03811.96
5.4.10.0020.03611.96
5.4.00.0060.03511.46
5.3.290.0080.04812.80
5.3.280.0030.04112.71
5.3.270.0080.03512.72
5.3.260.0100.03812.71
5.3.250.0070.03612.72
5.3.240.0070.04512.72
5.3.230.0080.03412.71
5.3.220.0050.03612.68
5.3.210.0030.03912.68
5.3.200.0070.03912.68
5.3.190.0080.03412.68
5.3.180.0080.04012.67
5.3.170.0060.03512.67
5.3.160.0070.04312.67
5.3.150.0050.04012.68
5.3.140.0070.03712.66
5.3.130.0040.03912.66
5.3.120.0080.04912.66
5.3.110.0110.04012.66
5.3.100.0060.03912.12
5.3.90.0050.03612.09
5.3.80.0040.03712.07
5.3.70.0070.04312.08
5.3.60.0060.03912.06
5.3.50.0050.03712.00
5.3.40.0030.04112.00
5.3.30.0060.04011.95
5.3.20.0070.03911.73
5.3.10.0060.03711.70
5.3.00.0070.03911.69
5.2.170.0090.0319.18
5.2.160.0030.0319.18
5.2.150.0020.0329.18
5.2.140.0030.0319.18
5.2.130.0040.0289.14
5.2.120.0070.0259.14
5.2.110.0010.0329.14
5.2.100.0040.0299.14
5.2.90.0040.0299.14
5.2.80.0060.0289.14
5.2.70.0040.0309.14
5.2.60.0060.0309.09
5.2.50.0040.0299.06
5.2.40.0030.0299.04
5.2.30.0050.0289.01
5.2.20.0050.0279.01
5.2.10.0030.0298.92
5.2.00.0060.0278.78
5.1.60.0020.0258.07
5.1.50.0040.0298.07
5.1.40.0060.0238.04
5.1.30.0060.0258.39
5.1.20.0050.0288.42
5.1.10.0070.0318.15
5.1.00.0050.0278.15
5.0.50.0010.0236.62
5.0.40.0020.0206.48
5.0.30.0040.0296.30
5.0.20.0030.0226.26
5.0.10.0020.0216.24
5.0.00.0050.0296.23
4.4.90.0020.0164.77
4.4.80.0000.0174.75
4.4.70.0030.0144.76
4.4.60.0050.0154.75
4.4.50.0040.0174.77
4.4.40.0030.0284.70
4.4.30.0030.0154.76
4.4.20.0010.0174.84
4.4.10.0020.0164.85
4.4.00.0010.0264.76
4.3.110.0040.0154.67
4.3.100.0020.0154.66
4.3.90.0050.0124.64
4.3.80.0020.0274.58
4.3.70.0030.0144.63
4.3.60.0040.0134.63
4.3.50.0020.0164.63
4.3.40.0010.0254.54
4.3.30.0000.0173.29
4.3.20.0000.0183.27
4.3.10.0030.0153.22
4.3.00.0030.01715.96

preferences:
147.02 ms | 1386 KiB | 7 Q