javascript convert string to query string code example

Example 1: javascript object to params string

var queryString = Object.keys(params).map(key => key + '=' + params[key]).join('&');

Example 2: js query string

const urlParams = new URLSearchParams(window.location.search);
const myParam = urlParams.get('myParam');

Example 3: javascript object to query string

function objectToQueryString(obj) {
  var str = [];
  for (var p in obj)
    if (obj.hasOwnProperty(p)) {
      str.push(encodeURIComponent(p) + "=" + encodeURIComponent(obj[p]));
    }
  return str.join("&");
}

var person = { first_name : "Marty",last_name : "Mcfly"};
var queryString=objectToQueryString(person); //"first_name=Marty&last_name=Mcfly"

Example 4: how to write query string js

//Using query string to concat variable with string
const txt = "My name is"
console.log(`${txt} Paul`);