3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 10; $a = -$a++; $b = 10; ++$b = $b; $c = 10; $c = -$c++; var_dump($a, $b, $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)
5.4.320.0050.04312.50
5.4.310.0080.03812.49
5.4.300.0060.03912.49
5.4.290.0080.03812.50
5.4.280.0080.03612.39
5.4.270.0040.04112.39
5.4.260.0080.03612.39
5.4.250.0070.03812.39
5.4.240.0040.03812.39
5.4.230.0040.03912.38
5.4.220.0060.03612.38
5.4.210.0070.03612.38
5.4.200.0100.04312.38
5.4.190.0070.04012.38
5.4.180.0050.03912.38
5.4.170.0080.03812.38
5.4.160.0080.04112.38
5.4.150.0100.03912.38
5.4.140.0060.04112.07
5.4.130.0070.03612.05
5.4.120.0100.03512.02
5.4.110.0070.03512.01
5.4.100.0090.03512.01
5.4.90.0040.04312.01
5.4.80.0100.03612.01
5.4.70.0050.03612.01
5.4.60.0070.03812.01
5.4.50.0050.03912.01
5.4.40.0050.03712.00
5.4.30.0050.04111.99
5.4.20.0070.03811.99
5.4.10.0060.03611.99
5.4.00.0070.03411.49
5.3.290.0090.04112.80
5.3.280.0090.03912.71
5.3.270.0070.04312.72
5.3.260.0060.04512.72
5.3.250.0090.04012.72
5.3.240.0070.03912.72
5.3.230.0070.03812.71
5.3.220.0060.04212.68
5.3.210.0050.04112.68
5.3.200.0080.03812.68
5.3.190.0090.03612.68
5.3.180.0090.03812.68
5.3.170.0070.03612.67
5.3.160.0100.03812.67
5.3.150.0080.04212.67
5.3.140.0070.03712.66
5.3.130.0050.03912.66
5.3.120.0080.03612.65
5.3.110.0080.04112.66
5.3.100.0090.04312.12
5.3.90.0090.04612.08
5.3.80.0100.05412.07
5.3.70.0090.05412.08
5.3.60.0060.04112.06
5.3.50.0080.04012.00
5.3.40.0090.04412.00
5.3.30.0070.03911.95
5.3.20.0120.03511.72
5.3.10.0090.03611.70
5.3.00.0090.04111.69
5.2.170.0070.0349.18
5.2.160.0080.0349.18
5.2.150.0080.0389.18
5.2.140.0050.0369.18
5.2.130.0100.0339.14
5.2.120.0040.0359.14
5.2.110.0070.0319.15
5.2.100.0080.0359.14
5.2.90.0060.0349.14
5.2.80.0050.0359.14
5.2.70.0080.0389.14
5.2.60.0070.0379.09
5.2.50.0090.0329.06
5.2.40.0100.0329.04
5.2.30.0080.0399.01
5.2.20.0070.0349.00
5.2.10.0050.0308.92
5.2.00.0050.0348.78
5.1.60.0080.0278.07
5.1.50.0040.0278.07
5.1.40.0050.0278.05
5.1.30.0070.0328.40
5.1.20.0080.0278.42
5.1.10.0070.0298.15
5.1.00.0050.0288.14
5.0.50.0040.0226.62
5.0.40.0050.0256.48
5.0.30.0050.0356.29
5.0.20.0040.0196.26
5.0.10.0040.0236.24
5.0.00.0050.0356.23
4.4.90.0040.0154.78
4.4.80.0040.0144.76
4.4.70.0030.0184.76
4.4.60.0040.0174.76
4.4.50.0060.0214.77
4.4.40.0040.0304.71
4.4.30.0020.0184.76
4.4.20.0020.0194.85
4.4.10.0040.0184.85
4.4.00.0040.0244.76
4.3.110.0030.0214.67
4.3.100.0030.0184.67
4.3.90.0030.0194.63
4.3.80.0030.0254.58
4.3.70.0030.0164.63
4.3.60.0050.0134.63
4.3.50.0020.0174.63
4.3.40.0020.0254.54
4.3.30.0020.0183.28
4.3.20.0020.0233.26
4.3.10.0020.0193.22
4.3.00.0170.01315.22

preferences:
128.03 ms | 1398 KiB | 7 Q