3v4l.org

run code in 300+ PHP versions simultaneously
<?php class a { private $action = 1; } class b extends a { $this->action = 2; }

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)
5.4.350.0070.03512.03
5.4.340.0040.03812.02
5.4.320.0070.03612.51
5.4.310.0110.03712.51
5.4.300.0040.04012.52
5.4.290.0070.04012.50
5.4.280.0060.03812.40
5.4.270.0050.03612.41
5.4.260.0050.03812.41
5.4.250.0040.03912.41
5.4.240.0090.03412.41
5.4.230.0060.03812.39
5.4.220.0090.03912.40
5.4.210.0060.04012.39
5.4.200.0100.05012.40
5.4.190.0090.03712.39
5.4.180.0110.04912.39
5.4.170.0050.05112.40
5.4.160.0070.03812.40
5.4.150.0040.04012.39
5.4.140.0050.03812.09
5.4.130.0070.03812.07
5.4.120.0080.03612.03
5.4.110.0060.03612.02
5.4.100.0060.03912.03
5.4.90.0070.03812.02
5.4.80.0070.03612.02
5.4.70.0100.03412.02
5.4.60.0080.03312.02
5.4.50.0110.03012.02
5.4.40.0080.03212.00
5.4.30.0080.03512.00
5.4.20.0060.03512.00
5.4.10.0040.03712.00
5.4.00.0100.03811.50
5.3.290.0050.05812.80
5.3.280.0080.05312.71
5.3.270.0020.04512.73
5.3.260.0080.04312.72
5.3.250.0070.04512.72
5.3.240.0090.04212.71
5.3.230.0060.04312.71
5.3.220.0050.05012.68
5.3.210.0060.04212.68
5.3.200.0050.04012.68
5.3.190.0050.04012.68
5.3.180.0070.03712.67
5.3.170.0010.04212.67
5.3.160.0080.03712.67
5.3.150.0060.04012.68
5.3.140.0090.03612.66
5.3.130.0050.03912.66
5.3.120.0070.05612.66
5.3.110.0070.03912.66
5.3.100.0080.03512.12
5.3.90.0030.04012.10
5.3.80.0080.03712.09
5.3.70.0080.03512.09
5.3.60.0050.03712.08
5.3.50.0060.03612.02
5.3.40.0050.03912.02
5.3.30.0070.03411.98
5.3.20.0060.03711.76
5.3.10.0060.03511.73
5.3.00.0040.04011.71
5.2.170.0060.0319.22
5.2.160.0050.0339.22
5.2.150.0080.0369.21
5.2.140.0070.0429.21
5.2.130.0090.0389.18
5.2.120.0070.0359.17
5.2.110.0040.0329.18
5.2.100.0070.0289.18
5.2.90.0030.0329.18
5.2.80.0130.0249.17
5.2.70.0040.0349.17
5.2.60.0040.0349.13
5.2.50.0050.0459.09
5.2.40.0100.0409.07
5.2.30.0060.0319.05
5.2.20.0070.0319.04
5.2.10.0050.0298.94
5.2.00.0060.0348.80
5.1.60.0030.0278.08
5.1.50.0060.0258.08
5.1.40.0030.0278.07
5.1.30.0030.0288.42
5.1.20.0040.0288.44
5.1.10.0050.0268.16
5.1.00.0030.0298.16
5.0.50.0030.0226.64
5.0.40.0020.0236.50
5.0.30.0040.0336.31
5.0.20.0020.0216.28
5.0.10.0040.0206.26
5.0.00.0030.0326.25
4.4.90.0030.0154.78
4.4.80.0050.0134.75
4.4.70.0030.0184.75
4.4.60.0070.0134.75
4.4.50.0030.0154.77
4.4.40.0040.0284.70
4.4.30.0050.0154.75
4.4.20.0030.0164.84
4.4.10.0070.0174.85
4.4.00.0030.0264.75
4.3.110.0040.0164.67
4.3.100.0040.0164.66
4.3.90.0020.0164.63
4.3.80.0030.0254.58
4.3.70.0020.0194.63
4.3.60.0050.0174.63
4.3.50.0030.0164.63
4.3.40.0030.0264.54
4.3.30.0050.0153.30
4.3.20.0030.0173.28
4.3.10.0010.0193.23
4.3.00.0170.0207.17

preferences:
143.7 ms | 1398 KiB | 7 Q