: str_replace(): Passing null to parameter #2 ($replace) of type array|string is deprecated in
* Returns an array of single-use query variable names that can be removed from a URL.
* @return array An array of parameters to remove from the URL.
function wp_removable_query_args() {
$removable_query_args = [
'hotkeys_highlight_first',
'hotkeys_highlight_last',
* Filters the list of query variables to remove.
* @param array $removable_query_args An array of query variables to remove from a URL.
return apply_filters( 'removable_query_args', $removable_query_args );