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run code in 300+ PHP versions simultaneously
<?php namespace Kernel\Application\Internal; use Kernel\Application\Shell\Runnable as ShellRunnable; class Runner { protected $shell; public function __construct(ShellRunnable $runable) { $this->shell = $runnable; } } $l = new Kernel\Application\Shell\Runnable(); $a = new Runner($l); var_dump($a);

preferences:
40.31 ms | 402 KiB | 5 Q