3v4l.org

run code in 300+ PHP versions simultaneously
<?php class values implements IteratorAggregate { private $_data = null; // array or object private $_keys = array(); private $_key = false; public function __construct($data = null){ $this->_data = $data; } public function getIterator(){ $data = $this->_data; return function() use $data{ foreach ($data as $k => $v){ yield $k => $v; } } } } $values = new values(new DateTime()); for ($i = 0; $i < 100; $i++){ foreach($values as $k => $v) { var_dump($k, $v); } }

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)
5.4.280.0070.04412.40
5.4.270.0090.04012.40
5.4.260.0070.04412.40
5.4.250.0050.04512.40
5.4.240.0090.04212.40
5.4.230.0110.04512.40
5.4.220.0080.04512.40
5.4.210.0050.04312.39
5.4.200.0070.04512.39
5.4.190.0080.03512.39
5.4.180.0050.04112.39
5.4.170.0060.03812.40
5.4.160.0040.04012.40
5.4.150.0050.04112.39
5.4.140.0100.03612.08
5.4.130.0050.04112.06
5.4.120.0080.03812.03
5.4.110.0040.04312.02
5.4.100.0070.03612.03
5.4.90.0040.04012.02
5.4.80.0070.04512.03
5.4.70.0040.04712.02
5.4.60.0050.05412.02
5.4.50.0070.04612.02
5.4.40.0020.04612.01
5.4.30.0090.03612.01
5.4.20.0060.03712.00
5.4.10.0070.03412.00
5.4.00.0080.03911.50
5.3.280.0080.04512.71
5.3.270.0090.04712.72
5.3.260.0080.04712.72
5.3.250.0090.04712.72
5.3.240.0050.05212.72
5.3.230.0100.04312.71
5.3.220.0040.04512.68
5.3.210.0070.04012.68
5.3.200.0090.03912.68
5.3.190.0070.03912.68
5.3.180.0100.03812.67
5.3.170.0060.03912.67
5.3.160.0080.04212.68
5.3.150.0090.05112.67
5.3.140.0090.05112.66
5.3.130.0090.04912.66
5.3.120.0100.04412.66
5.3.110.0100.04312.66
5.3.100.0080.04512.13
5.3.90.0100.03812.10
5.3.80.0050.03812.09
5.3.70.0040.03912.09
5.3.60.0080.03712.08
5.3.50.0040.03812.02
5.3.40.0050.03912.02
5.3.30.0070.04011.98
5.3.20.0070.04311.76
5.3.10.0070.04411.72
5.3.00.0090.04611.71

preferences:
140.2 ms | 1394 KiB | 7 Q