title: Change url without redirect in angular 7
body: <p>I would like to add a path to the url, without redirecting the page.</p>
  
  <p>like I am on page /home/ I want to move to /home/item1 without triggering a redirection.</p>
  
  <p>I found many example on stack, but none of them work in angular 7.</p>
  
  <p>location.go or location.replaceState are not available from </p>
  
  <pre><code>constructor(private location: Location) { }
  </code></pre>
  
  <p>I am trying to find a way in angular 7.</p>