3v4l.org

run code in 300+ PHP versions simultaneously
<?php class MyClass { var $value; }             var $a  = new MyClass; $a-> value = 1; $b = $a; $b-> value = 2; echo $a->value; ?>

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)
5.4.320.0040.03912.51
5.4.310.0060.04012.50
5.4.300.0070.03512.51
5.4.290.0060.03812.50
5.4.280.0060.03512.40
5.4.270.0120.03512.40
5.4.260.0080.03912.40
5.4.250.0060.04312.40
5.4.240.0060.04012.40
5.4.230.0050.03812.39
5.4.220.0040.03712.39
5.4.210.0040.03812.39
5.4.200.0060.04012.39
5.4.190.0080.03512.39
5.4.180.0060.03712.39
5.4.170.0030.03912.39
5.4.160.0060.03712.39
5.4.150.0060.03512.39
5.4.140.0100.03312.08
5.4.130.0090.03312.06
5.4.120.0050.04012.03
5.4.110.0070.03512.02
5.4.100.0020.04012.02
5.4.90.0060.04012.02
5.4.80.0070.03412.02
5.4.70.0030.04012.02
5.4.60.0050.03512.02
5.4.50.0070.03412.02
5.4.40.0030.03712.01
5.4.30.0060.03512.00
5.4.20.0040.03712.00
5.4.10.0050.03512.00
5.4.00.0090.03311.50
5.3.290.0050.04312.80
5.3.280.0080.04212.71
5.3.270.0060.03912.72
5.3.260.0060.05012.71
5.3.250.0060.04812.72
5.3.240.0100.04312.72
5.3.230.0090.03612.71
5.3.220.0080.03812.68
5.3.210.0030.04312.68
5.3.200.0070.03612.68
5.3.190.0070.03612.68
5.3.180.0090.03412.68
5.3.170.0080.03712.67
5.3.160.0100.03512.67
5.3.150.0060.03812.67
5.3.140.0080.03712.66
5.3.130.0070.04412.66
5.3.120.0040.04312.65
5.3.110.0040.04112.65
5.3.100.0060.03812.12
5.3.90.0030.04212.10
5.3.80.0050.03812.09
5.3.70.0050.04612.09
5.3.60.0050.03912.08
5.3.50.0060.03612.02
5.3.40.0100.03312.02
5.3.30.0040.03811.98
5.3.20.0080.03411.75
5.3.10.0040.03911.73
5.3.00.0080.03511.71
5.2.170.0060.0319.21
5.2.160.0070.0359.21
5.2.150.0090.0389.21
5.2.140.0090.0389.21
5.2.130.0060.0409.17
5.2.120.0070.0389.17
5.2.110.0050.0329.18
5.2.100.0040.0319.18
5.2.90.0040.0349.18
5.2.80.0050.0299.17
5.2.70.0080.0329.17
5.2.60.0050.0309.13
5.2.50.0060.0319.09
5.2.40.0030.0329.07
5.2.30.0080.0319.04
5.2.20.0040.0339.04
5.2.10.0060.0298.94
5.2.00.0080.0278.80
5.1.60.0050.0308.08
5.1.50.0030.0278.09
5.1.40.0040.0268.07
5.1.30.0030.0288.41
5.1.20.0020.0338.44
5.1.10.0050.0268.16
5.1.00.0040.0278.16
5.0.50.0010.0236.63
5.0.40.0040.0236.50
5.0.30.0050.0366.30
5.0.20.0030.0236.28
5.0.10.0030.0266.26
5.0.00.0010.0336.25
4.4.90.0020.0194.78
4.4.80.0020.0174.76
4.4.70.0020.0164.76
4.4.60.0020.0194.75
4.4.50.0040.0164.77
4.4.40.0010.0274.71
4.4.30.0020.0184.75
4.4.20.0030.0194.84
4.4.10.0020.0174.85
4.4.00.0030.0284.76
4.3.110.0040.0154.67
4.3.100.0020.0164.66
4.3.90.0010.0174.64
4.3.80.0050.0264.58
4.3.70.0050.0144.63
4.3.60.0040.0154.63
4.3.50.0040.0174.63
4.3.40.0040.0294.54
4.3.30.0040.0143.29
4.3.20.0010.0183.27
4.3.10.0020.0163.23
4.3.00.0000.0236.82

preferences:
135.09 ms | 1394 KiB | 7 Q