react get route params

import { Route, useParams } from "react-router-dom";

// Route with URL param of id
<Route path="/:id" children={<Child />} />

// We can use the `useParams` hook here to access
// the dynamic pieces of the URL.
let { id } = useParams();

const Child = ({ match }) => (
  <div>
    <h3>ID: {match.params.id}</h3>
  </div>
)

new URLSearchParams(this.props.location.search).get("your_query_param_key")