3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test{ $y; function x(){ print 'asd'; } function __construct(){ $test = 'y'; if($this->$test() === TRUE){ echo 12345; } } } $x = new Test(); echo serialize($x);

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)
5.4.340.0060.03512.02
5.4.320.0040.04112.50
5.4.310.0080.03912.51
5.4.300.0050.04812.50
5.4.290.0080.04012.51
5.4.280.0060.04012.40
5.4.270.0060.03712.40
5.4.260.0060.03912.40
5.4.250.0040.03912.40
5.4.240.0060.03512.40
5.4.230.0090.03412.39
5.4.220.0060.03512.39
5.4.210.0030.03712.39
5.4.200.0080.03712.39
5.4.190.0070.04012.39
5.4.180.0030.04912.39
5.4.170.0090.03412.40
5.4.160.0070.03512.39
5.4.150.0050.03712.39
5.4.140.0040.03812.08
5.4.130.0070.03612.06
5.4.120.0060.04412.03
5.4.110.0060.03612.02
5.4.100.0060.03512.02
5.4.90.0070.03512.02
5.4.80.0070.03612.02
5.4.70.0030.03712.02
5.4.60.0060.03312.02
5.4.50.0090.03212.02
5.4.40.0050.03512.00
5.4.30.0050.03512.00
5.4.20.0050.03612.00
5.4.10.0100.03112.00
5.4.00.0050.03611.49
5.3.290.0070.03812.80
5.3.280.0100.04112.70
5.3.270.0070.04112.72
5.3.260.0120.04512.71
5.3.250.0060.03712.72
5.3.240.0040.03912.72
5.3.230.0070.03712.71
5.3.220.0080.03412.68
5.3.210.0050.04012.68
5.3.200.0040.03912.68
5.3.190.0070.03612.67
5.3.180.0050.03912.67
5.3.170.0070.03512.67
5.3.160.0060.03712.67
5.3.150.0050.03712.68
5.3.140.0050.03712.66
5.3.130.0050.03912.66
5.3.120.0070.04312.66
5.3.110.0100.04212.65
5.3.100.0080.03912.12
5.3.90.0080.03312.10
5.3.80.0070.03512.09
5.3.70.0060.04112.09
5.3.60.0090.03912.07
5.3.50.0050.03612.02
5.3.40.0030.03912.02
5.3.30.0060.03411.98
5.3.20.0050.03411.75
5.3.10.0040.03711.73
5.3.00.0070.03411.71
5.2.170.0060.0359.21
5.2.160.0050.0299.21
5.2.150.0060.0289.21
5.2.140.0070.0359.21
5.2.130.0050.0309.17
5.2.120.0080.0249.17
5.2.110.0040.0319.18
5.2.100.0040.0309.18
5.2.90.0050.0299.18
5.2.80.0060.0319.17
5.2.70.0060.0289.17
5.2.60.0040.0309.13
5.2.50.0040.0309.09
5.2.40.0060.0279.07
5.2.30.0060.0289.04
5.2.20.0040.0299.03
5.2.10.0040.0288.94
5.2.00.0070.0268.80
5.1.60.0060.0238.09
5.1.50.0030.0258.08
5.1.40.0040.0298.06
5.1.30.0040.0368.41
5.1.20.0050.0258.43
5.1.10.0040.0258.16
5.1.00.0040.0278.16
5.0.50.0030.0216.64
5.0.40.0040.0186.50
5.0.30.0060.0296.31
5.0.20.0040.0186.27
5.0.10.0030.0216.25
5.0.00.0010.0336.25
4.4.90.0010.0174.78
4.4.80.0020.0164.75
4.4.70.0060.0164.75
4.4.60.0050.0134.76
4.4.50.0010.0164.77
4.4.40.0040.0234.70
4.4.30.0030.0164.76
4.4.20.0020.0164.84
4.4.10.0020.0164.85
4.4.00.0030.0254.76
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0010.0164.63
4.3.80.0030.0244.59
4.3.70.0020.0164.63
4.3.60.0040.0144.63
4.3.50.0020.0164.63
4.3.40.0020.0244.53
4.3.30.0020.0153.30
4.3.20.0000.0183.28
4.3.10.0030.0233.23
4.3.00.0000.01710.59

preferences:
135.17 ms | 1394 KiB | 7 Q