3v4l.org

run code in 300+ PHP versions simultaneously
<?php $oldArray = array( array("country", "state", "city", "name"), array("Argentina", "Corrientes", "Corrientes", "Jorge"), array("Argentina", "Chaco", "Resistencia", "Mariano") ); $arr = array_shift($oldArray); $new_arr = array_map(function($v)use($arr){ return array_combine($arr,$v);}$oldArray); print_r($new_arr);

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)
7.0.00.0100.07320.06
5.6.160.0030.08720.39
5.6.150.0030.08318.18
5.6.140.0130.06718.23
5.6.130.0070.08018.27
5.6.120.0070.06721.15
5.6.110.0070.08320.98
5.6.100.0170.07720.98
5.6.90.0070.04021.10
5.6.80.0000.05720.38
5.5.300.0030.09018.02
5.5.290.0000.05718.09
5.5.280.0100.08720.74
5.5.270.0000.09320.76
5.5.260.0100.06720.65
5.5.250.0130.03320.47
5.5.240.0230.07320.34

preferences:
143.13 ms | 1394 KiB | 7 Q