Online PHP editor | output for QnI57

<?php // CHANGE THIS $url = '/12345/product/list/somevar'; $routes = [ 'primary' => [ 'pattern' => '#/(?P<resource>[^/\\\\.,;?\n]+)/foobar#', 'default' => [ 'action' => 'standard', ], ], 'secundary' => [ 'pattern' => '#^/(?P<id>[0-9]+)(?:/(?P<resource>[^/\\\\.,;?\n]+)(?:/(?P<action>[^/\\\\.,;?\n]+))?)?$#', 'default' => [ 'resource' => 'catalog', 'action' => 'view', ] ], 'fallback' => [ 'pattern' => '#^.*$#', 'default' => [ 'resource' => 'main', 'action' => 'landing', ], ], ]; $current = null; // matching the route foreach ($routes as $name => $route) { $matches = []; if ( preg_match( $route['pattern'], $url, $matches ) ) { $current = $name; $matches = $matches + $route['default']; break; } } // cleaning up results foreach ( array_keys($matches) as $key ) { if ( is_numeric($key) ) { unset( $matches[$key] ); } } // view results var_dump( $current, $matches ); <?php $a1=array("red","green"); $a2=array("blue","yellow"); print_r(array_merge($a1,$a2)); ?>