3v4l.org

run code in 300+ PHP versions simultaneously
<?php class myClass { public $z; public function_construct ($z=5) { $this->=10; } } $a=new myClass (); $b=$a; $b->=0; echo $a->z;

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)
5.4.350.0070.04812.02
5.4.340.0150.05812.02
5.4.320.0070.03812.51
5.4.310.0070.04512.50
5.4.300.0070.04212.51
5.4.290.0060.04012.50
5.4.280.0110.03712.40
5.4.270.0040.04112.40
5.4.260.0090.03612.40
5.4.250.0100.03512.40
5.4.240.0050.03912.40
5.4.230.0070.03812.39
5.4.220.0060.03912.39
5.4.210.0050.03512.39
5.4.200.0050.03912.39
5.4.190.0090.03312.39
5.4.180.0090.03812.39
5.4.170.0030.04212.40
5.4.160.0050.03812.39
5.4.150.0100.03412.39
5.4.140.0090.03912.08
5.4.130.0060.03612.06
5.4.120.0060.03712.02
5.4.110.0050.03512.02
5.4.100.0050.03512.03
5.4.90.0050.03912.03
5.4.80.0080.05312.02
5.4.70.0060.03412.02
5.4.60.0040.03612.02
5.4.50.0030.04012.02
5.4.40.0070.03612.01
5.4.30.0080.03412.00
5.4.20.0060.03612.00
5.4.10.0090.04912.00
5.4.00.0050.04711.50
5.3.290.0090.04812.80
5.3.280.0070.04212.71
5.3.270.0070.03812.73
5.3.260.0050.04112.72
5.3.250.0060.04212.72
5.3.240.0100.03312.72
5.3.230.0060.03712.71
5.3.220.0040.03912.68
5.3.210.0050.04012.68
5.3.200.0050.04212.68
5.3.190.0100.03812.67
5.3.180.0080.04612.68
5.3.170.0060.04012.67
5.3.160.0090.03712.68
5.3.150.0050.04212.67
5.3.140.0040.04212.66
5.3.130.0070.05012.66
5.3.120.0090.03812.66
5.3.110.0080.04312.65
5.3.100.0070.04112.12
5.3.90.0050.04212.10
5.3.80.0090.03812.09
5.3.70.0070.04112.09
5.3.60.0070.03612.08
5.3.50.0070.03612.02
5.3.40.0040.03912.02
5.3.30.0060.04111.98
5.3.20.0060.03711.76
5.3.10.0080.03711.73
5.3.00.0070.03611.73
5.2.170.0060.0329.21
5.2.160.0060.0319.21
5.2.150.0040.0359.21
5.2.140.0050.0369.21
5.2.130.0040.0349.17
5.2.120.0090.0319.17
5.2.110.0090.0299.18
5.2.100.0060.0289.17
5.2.90.0090.0259.18
5.2.80.0040.0329.17
5.2.70.0070.0329.17
5.2.60.0050.0429.13
5.2.50.0110.0339.09
5.2.40.0050.0319.07
5.2.30.0110.0339.04
5.2.20.0030.0309.04
5.2.10.0060.0288.94
5.2.00.0080.0268.80
5.1.60.0050.0258.09
5.1.50.0070.0248.08
5.1.40.0080.0248.06
5.1.30.0050.0278.42
5.1.20.0040.0288.43
5.1.10.0070.0348.16
5.1.00.0090.0248.16
5.0.50.0020.0236.64
5.0.40.0040.0206.50
5.0.30.0050.0336.30
5.0.20.0070.0256.27
5.0.10.0070.0276.25
5.0.00.0100.0346.25
4.4.90.0040.0204.77
4.4.80.0080.0114.76
4.4.70.0070.0124.75
4.4.60.0050.0154.75
4.4.50.0010.0194.77
4.4.40.0050.0254.71
4.4.30.0040.0194.76
4.4.20.0040.0154.84
4.4.10.0020.0194.85
4.4.00.0040.0264.76
4.3.110.0030.0174.67
4.3.100.0050.0154.67
4.3.90.0060.0134.63
4.3.80.0050.0254.59
4.3.70.0060.0184.63
4.3.60.0050.0164.63
4.3.50.0050.0164.62
4.3.40.0050.0264.54
4.3.30.0020.0193.30
4.3.20.0020.0193.28
4.3.10.0030.0223.23
4.3.00.0170.0177.02

preferences:
142.66 ms | 1394 KiB | 7 Q