3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Changement de classe à la volée class A { public function change() { $this = new B(); } } class B { }

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)
5.4.260.0080.03712.37
5.4.250.0070.04012.37
5.4.240.0040.03712.37
5.4.230.0080.04512.36
5.4.220.0060.04612.36
5.4.210.0080.05012.36
5.4.200.0060.03812.36
5.4.190.0060.03612.36
5.4.180.0090.03412.36
5.4.170.0040.03712.37
5.4.160.0070.04612.36
5.4.150.0100.03412.36
5.4.140.0070.03712.04
5.4.130.0060.03512.03
5.4.120.0060.03411.99
5.4.110.0040.03911.98
5.4.100.0020.04611.98
5.4.90.0080.04711.98
5.4.80.0040.03911.98
5.4.70.0050.04011.98
5.4.60.0110.03111.98
5.4.50.0080.03311.98
5.4.40.0060.03311.97
5.4.30.0030.03711.96
5.4.20.0050.03511.96
5.4.10.0030.03811.96
5.4.00.0050.03911.46
5.3.280.0060.03612.71
5.3.270.0050.03912.73
5.3.260.0040.04512.72
5.3.250.0040.03912.72
5.3.240.0070.03812.72
5.3.230.0040.04112.71
5.3.220.0020.04512.68
5.3.210.0050.03912.68
5.3.200.0050.03712.68
5.3.190.0060.03712.68
5.3.180.0060.03612.67
5.3.170.0050.03612.67
5.3.160.0050.03912.67
5.3.150.0050.03712.68
5.3.140.0060.03712.66
5.3.130.0050.04012.66
5.3.120.0070.03812.66
5.3.110.0050.03812.66
5.3.100.0040.04212.12
5.3.90.0060.03912.09
5.3.80.0040.03912.07
5.3.70.0050.03712.07
5.3.60.0050.03512.06
5.3.50.0020.04612.00
5.3.40.0060.04012.00
5.3.30.0090.03511.95
5.3.20.0050.03711.72
5.3.10.0070.03711.68
5.3.00.0080.03611.66
5.2.170.0060.0299.17
5.2.160.0010.0329.17
5.2.150.0050.0309.17
5.2.140.0020.0329.16
5.2.130.0070.0279.13
5.2.120.0060.0349.13
5.2.110.0060.0279.14
5.2.100.0020.0319.13
5.2.90.0030.0339.13
5.2.80.0040.0309.13
5.2.70.0030.0329.12
5.2.60.0070.0309.07
5.2.50.0060.0299.05
5.2.40.0050.0279.02
5.2.30.0050.0399.00
5.2.20.0050.0379.00
5.2.10.0050.0308.89
5.2.00.0030.0348.76
5.1.60.0040.0238.04
5.1.50.0060.0308.04
5.1.40.0060.0238.02
5.1.30.0020.0318.37
5.1.20.0060.0318.40
5.1.10.0040.0298.12
5.1.00.0020.0268.12
5.0.50.0030.0206.59
5.0.40.0020.0206.45
5.0.30.0010.0336.27
5.0.20.0010.0216.25
5.0.10.0050.0286.21
5.0.00.0040.0346.21
4.4.90.0050.0194.78
4.4.80.0040.0164.75
4.4.70.0030.0184.75
4.4.60.0030.0204.75
4.4.50.0020.0154.77
4.4.40.0020.0264.71
4.4.30.0040.0144.76
4.4.20.0040.0144.84
4.4.10.0020.0164.85
4.4.00.0050.0234.75
4.3.110.0020.0164.67
4.3.100.0030.0144.66
4.3.90.0020.0154.64
4.3.80.0030.0234.58
4.3.70.0030.0134.63
4.3.60.0060.0124.63
4.3.50.0040.0134.63
4.3.40.0020.0244.54
4.3.30.0020.0153.28
4.3.20.0040.0133.26
4.3.10.0040.0133.23
4.3.00.0130.0276.97

preferences:
142.65 ms | 1394 KiB | 7 Q