title: extract string between a string using regex javascript
body: <p>I have a string <code>https://twitter.com/xyz/profile_image?size=normal</code>.</p>
  
  <p>I am trying <code>let trimmedUrlRE = fullUrl.match("(https:\/\/twitter.com\/).*(\/.*)")</code> to get the <strong>xyz</strong> but I am not getting it in trimmedUrlRE array.</p>
  
  <p>Please help.</p>