I’m trying to use Javascript Fetch rest API in spring boot project by catogeryId

Hi im trying to get rest api data on html page by javascript fetch but i cant be able to fetch url categoryId can anyone help me out. Ill be so thank full of them.this is my Html page where i fetching my data

This is my rest controller from where i m getting my data

Answer

As im already fetch my data and in that data i have my catogeryId so i just take it out from that in this way onclick=”productBrandDataById(‘+data[i].catogeryId+’)”>’ Then i just fetch my data with this catogeryId like this fetch(‘/api/get_productc/’+catagoryId) then ill use it.