Generate route, parameter as array of values? as?

Question

symfony

doing so

$this->generateUrl("some-route", [ "filter" => [123,456] ] )

get

/my-route?filter%5B0%5D=123&filter%5B1%5D=456
т.е ?filter[0]=123&filter[1]=456

and i want filter[]=123&filter[]=456 (no array key)
how ?
thanks in advance

Answer 1

An example from the documentation for the http_build_query function:

$parameters = ['files' => [1,2,3,4,5,6,7,8,9,10]];
echo $query = http_build_query($parameters);
echo $query = preg_replace('/%5B[0-9]+%5D/simU', '%5B%5D', $query);