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)
5.4.320.0070.03912.50
5.4.310.0050.03912.49
5.4.300.0040.04112.50
5.4.290.0100.04212.49
5.4.280.0050.04212.39
5.4.270.0090.03512.39
5.4.260.0060.03912.39
5.4.250.0070.03812.39
5.4.240.0080.03612.39
5.4.230.0080.03612.38
5.4.220.0080.03812.38
5.4.210.0090.03912.38
5.4.200.0080.03912.38
5.4.190.0080.04012.38
5.4.180.0060.03812.38
5.4.170.0090.03612.38
5.4.160.0070.04012.38
5.4.150.0080.04012.38
5.4.140.0090.03712.07
5.4.130.0070.03812.05
5.4.120.0060.03512.02
5.4.110.0090.03812.01
5.4.100.0050.03612.01
5.4.90.0070.03812.01
5.4.80.0040.03812.01
5.4.70.0050.03612.00
5.4.60.0040.03612.01
5.4.50.0080.03312.00
5.4.40.0050.03511.99
5.4.30.0070.03911.99
5.4.20.0090.03211.99
5.4.10.0060.03411.99
5.4.00.0050.04011.48
5.3.290.0070.04212.80
5.3.280.0080.03912.71
5.3.270.0070.04012.72
5.3.260.0090.04112.72
5.3.250.0070.03812.72
5.3.240.0070.04912.72
5.3.230.0050.04212.71
5.3.220.0070.03912.68
5.3.210.0120.03612.68
5.3.200.0070.04112.68
5.3.190.0090.03712.68
5.3.180.0070.03812.67
5.3.170.0100.03512.67
5.3.160.0090.03912.68
5.3.150.0050.04212.67
5.3.140.0040.04012.66
5.3.130.0070.03812.66
5.3.120.0070.03812.66
5.3.110.0070.04312.66
5.3.100.0080.03912.12
5.3.90.0070.03612.08
5.3.80.0070.03912.08
5.3.70.0070.03812.07
5.3.60.0070.03912.06
5.3.50.0070.03812.00
5.3.40.0070.03812.00
5.3.30.0080.03911.95
5.3.20.0090.03511.72
5.3.10.0070.03411.70
5.3.00.0100.03211.69
5.2.170.0060.0309.18
5.2.160.0070.0329.18
5.2.150.0080.0309.18
5.2.140.0060.0309.18
5.2.130.0070.0329.14
5.2.120.0060.0299.14
5.2.110.0070.0369.14
5.2.100.0070.0329.14
5.2.90.0030.0349.14
5.2.80.0040.0349.14
5.2.70.0050.0329.14
5.2.60.0050.0309.09
5.2.50.0060.0309.06
5.2.40.0100.0279.04
5.2.30.0040.0329.01
5.2.20.0030.0319.00
5.2.10.0040.0328.93
5.2.00.0070.0278.78
5.1.60.0050.0278.07
5.1.50.0040.0258.07
5.1.40.0060.0238.05
5.1.30.0050.0268.40
5.1.20.0050.0298.42
5.1.10.0040.0278.14
5.1.00.0040.0278.14
5.0.50.0040.0206.62
5.0.40.0050.0196.48
5.0.30.0050.0306.29
5.0.20.0020.0256.26
5.0.10.0040.0236.24
5.0.00.0030.0346.23
4.4.90.0040.0144.78
4.4.80.0030.0154.76
4.4.70.0030.0154.76
4.4.60.0040.0164.75
4.4.50.0040.0174.77
4.4.40.0040.0304.71
4.4.30.0040.0184.76
4.4.20.0020.0194.84
4.4.10.0040.0164.85
4.4.00.0030.0264.76
4.3.110.0070.0164.67
4.3.100.0040.0164.66
4.3.90.0020.0164.63
4.3.80.0050.0234.58
4.3.70.0040.0184.63
4.3.60.0050.0184.62
4.3.50.0040.0184.63
4.3.40.0040.0254.54
4.3.30.0010.0183.28
4.3.20.0020.0183.26
4.3.10.0040.0163.22
4.3.00.0070.01715.22

preferences:
141.27 ms | 1394 KiB | 7 Q