- print_r: documentation ( source)
- explode: documentation ( source)
<?php
$routes = ['foo.bar.index', 'foo.bar.create', 'hello.world.index'];
foreach ($routes as $route)
{
$route = explode('.', $route);
$permissions[] = $permissions[$route[0]][$route[1]][$route[2]];
}
print_r($permissions);