3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { const MY_CONST = 'abc'; public static function e($v = static::MY_CONST) { return $v; } public static function f($v = self::MY_CONST) { return $v; } } var_dump(A::e()); var_dump(A::f());

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)
5.4.340.0040.03512.02
5.4.320.0070.03412.51
5.4.310.0040.04012.51
5.4.300.0070.03412.51
5.4.290.0060.03712.51
5.4.280.0050.03512.40
5.4.270.0040.03812.41
5.4.260.0040.03912.40
5.4.250.0050.03712.40
5.4.240.0050.03612.40
5.4.230.0070.04012.39
5.4.220.0020.03912.39
5.4.210.0020.03812.40
5.4.200.0100.04212.39
5.4.190.0040.03612.39
5.4.180.0060.03412.39
5.4.170.0060.03512.41
5.4.160.0030.03712.40
5.4.150.0070.03812.39
5.4.140.0040.03812.08
5.4.130.0050.03612.07
5.4.120.0060.03512.03
5.4.110.0040.03712.02
5.4.100.0060.03412.02
5.4.90.0040.03812.02
5.4.80.0060.04112.03
5.4.70.0040.03612.02
5.4.60.0100.03212.02
5.4.50.0060.03512.02
5.4.40.0040.03612.01
5.4.30.0030.03812.00
5.4.20.0070.03312.00
5.4.10.0060.03412.00
5.4.00.0050.03811.50
5.3.290.0090.03812.80
5.3.280.0060.03812.71
5.3.270.0080.03712.72
5.3.260.0100.03912.72
5.3.250.0080.03912.72
5.3.240.0060.03612.72
5.3.230.0090.03712.71
5.3.220.0050.03712.68
5.3.210.0050.04712.68
5.3.200.0040.03612.68
5.3.190.0080.03412.67
5.3.180.0050.03812.68
5.3.170.0070.03612.67
5.3.160.0080.03512.67
5.3.150.0070.03612.68
5.3.140.0100.03512.66
5.3.130.0090.04412.66
5.3.120.0060.04812.66
5.3.110.0070.04412.66
5.3.100.0090.03612.12
5.3.90.0080.03312.10
5.3.80.0090.03212.09
5.3.70.0040.03912.09
5.3.60.0050.03612.08
5.3.50.0050.03612.02
5.3.40.0070.03512.02
5.3.30.0050.03611.98
5.3.20.0060.03511.76
5.3.10.0060.03411.73
5.3.00.0070.03411.71
5.2.170.0040.0339.22
5.2.160.0060.0359.22
5.2.150.0040.0339.22
5.2.140.0030.0329.22
5.2.130.0050.0299.18
5.2.120.0070.0269.18
5.2.110.0030.0339.18
5.2.100.0070.0269.18
5.2.90.0050.0329.18
5.2.80.0060.0339.17
5.2.70.0040.0349.17
5.2.60.0070.0379.13
5.2.50.0040.0369.09
5.2.40.0080.0269.07
5.2.30.0030.0299.05
5.2.20.0050.0279.04
5.2.10.0070.0328.94
5.2.00.0090.0258.80
5.1.60.0080.0208.09
5.1.50.0020.0278.08
5.1.40.0030.0268.07
5.1.30.0040.0268.41
5.1.20.0060.0248.44
5.1.10.0030.0278.16
5.1.00.0040.0268.17
5.0.50.0060.0236.64
5.0.40.0040.0196.50
5.0.30.0030.0356.32
5.0.20.0050.0176.28
5.0.10.0040.0186.26
5.0.00.0030.0306.25
4.4.90.0020.0164.78
4.4.80.0020.0164.75
4.4.70.0010.0164.75
4.4.60.0030.0144.76
4.4.50.0050.0134.77
4.4.40.0020.0334.71
4.4.30.0020.0164.75
4.4.20.0040.0144.85
4.4.10.0020.0164.84
4.4.00.0040.0244.75
4.3.110.0030.0174.67
4.3.100.0020.0194.66
4.3.90.0040.0144.63
4.3.80.0040.0314.58
4.3.70.0010.0174.63
4.3.60.0020.0174.62
4.3.50.0040.0194.63
4.3.40.0030.0234.54
4.3.30.0000.0193.30
4.3.20.0010.0193.28
4.3.10.0010.0173.23
4.3.00.0130.0206.77

preferences:
139.35 ms | 1394 KiB | 7 Q