English: Give your Query unique ID to been able to filter it in server side using add_filter() function. <a href='https://unlimited-elements.com/docs/work-with-query-id-in-posts-selection/'><a target='blank' href='https://unlimited-elements.com/docs/work-with-query-id-in-posts-selection/'>See docs here</a></a>.
Dutch: Geef je query unieke ID om het te kunnen filteren aan de serverzijde met behulp van de add_filter() functie. <a href='https://unlimited-elements.com/docs/work-with-query-id-in-posts-selection/'><a target='blank' href='https://unlimited-elements.com/docs/work-with-query-id-in-posts-selection/'>Bekijk hier de documentatie</a></a>.