3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { private $property = [ 'test value ' ]; public function & getProperty() { return & $this->property; } public function __destruct() { echo "Test is destroying itself..."; $this->property = []; } } class TestConsumer { private $test; public function __construct(Test $test) { $this->test = $test->getProperty(); } public function doSomething() { echo $this->test[0]; } } $test = new Test(); $test = new TestConsumer($test); $test->doSomething();

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)
5.4.320.0060.03712.52
5.4.310.0070.04612.52
5.4.300.0060.04212.52
5.4.290.0060.04212.52
5.4.280.0070.03512.41
5.4.270.0090.03212.41
5.4.260.0080.04212.41
5.4.250.0050.04012.41
5.4.240.0020.04012.41
5.4.230.0060.04712.40
5.4.220.0080.03912.40
5.4.210.0020.04812.40
5.4.200.0070.04512.40
5.4.190.0060.04012.39
5.4.180.0080.03812.40
5.4.170.0080.03712.40
5.4.160.0080.03312.40
5.4.150.0070.04212.39
5.4.140.0090.04412.09
5.4.130.0070.04112.07
5.4.120.0090.03512.04
5.4.110.0050.03612.03
5.4.100.0040.03812.03
5.4.90.0050.03712.03
5.4.80.0100.03512.02
5.4.70.0050.04412.02
5.4.60.0050.04112.03
5.4.50.0080.03712.02
5.4.40.0060.03812.01
5.4.30.0080.03612.01
5.4.20.0040.03812.01
5.4.10.0110.03612.01
5.4.00.0090.04411.50
5.3.290.0070.04612.80
5.3.280.0100.04212.70
5.3.270.0130.03812.72
5.3.260.0090.04312.72
5.3.250.0060.03712.72
5.3.240.0130.03512.72
5.3.230.0060.04212.71
5.3.220.0110.03612.68
5.3.210.0130.03412.68
5.3.200.0080.03612.68
5.3.190.0040.04812.68
5.3.180.0110.03912.68
5.3.170.0070.04412.67
5.3.160.0100.03612.67
5.3.150.0080.03812.67
5.3.140.0060.03812.66
5.3.130.0100.04212.66
5.3.120.0070.04212.66
5.3.110.0080.04512.66
5.3.100.0040.04412.12
5.3.90.0110.04212.10
5.3.80.0060.04412.09
5.3.70.0080.03412.09
5.3.60.0040.04512.07
5.3.50.0040.04212.02
5.3.40.0080.03612.02
5.3.30.0060.03511.98
5.3.20.0080.03411.75
5.3.10.0060.03711.73
5.3.00.0070.04611.71
5.2.170.0070.0329.21
5.2.160.0050.0359.21
5.2.150.0050.0429.21
5.2.140.0080.0269.21
5.2.130.0050.0359.16
5.2.120.0070.0319.17
5.2.110.0060.0359.18
5.2.100.0050.0319.18
5.2.90.0060.0289.18
5.2.80.0110.0329.17
5.2.70.0050.0319.17
5.2.60.0040.0359.13
5.2.50.0030.0319.10
5.2.40.0060.0329.07
5.2.30.0060.0389.05
5.2.20.0100.0329.04
5.2.10.0040.0348.94
5.2.00.0050.0318.80
5.1.60.0070.0288.09
5.1.50.0020.0278.08
5.1.40.0070.0268.06
5.1.30.0070.0308.42
5.1.20.0030.0278.43
5.1.10.0070.0298.16
5.1.00.0040.0308.16
5.0.50.0030.0316.64
5.0.40.0070.0196.50
5.0.30.0020.0386.31
5.0.20.0050.0266.28
5.0.10.0030.0296.26
5.0.00.0030.0336.25
4.4.90.0040.0224.77
4.4.80.0030.0214.75
4.4.70.0030.0174.75
4.4.60.0040.0174.75
4.4.50.0060.0144.77
4.4.40.0010.0284.71
4.4.30.0050.0144.76
4.4.20.0020.0164.84
4.4.10.0060.0124.85
4.4.00.0030.0274.76
4.3.110.0040.0184.67
4.3.100.0030.0144.66
4.3.90.0020.0164.63
4.3.80.0030.0254.58
4.3.70.0050.0144.63
4.3.60.0030.0174.63
4.3.50.0050.0194.63
4.3.40.0010.0284.54
4.3.30.0040.0203.30
4.3.20.0010.0173.28
4.3.10.0040.0213.24
4.3.00.0030.01714.92

preferences:
141.1 ms | 1386 KiB | 7 Q