url-query-final-1.js

function doQuery(url, userQuery){
    //construct a new url 
    let res = new URL(url);
    //check if userquery contians properties
    if(Object.keys(userQuery).length !== 0){
        //loop through object
        let ind = 0;
        while (ind < Object.keys(userQuery).length){
            //get the parameter
            const param = Object.keys(userQuery)[ind];
            //get the value
            const value = userQuery[param];
            //set or replace the parameter   
            res.searchParams.set(param, value);
            //increment counter
            ind++;
        }
    }
    //return the full URL
    return ( res.href );
}