title: How to make Facebook og tags dynamic in angular2 application?
body: <p>I have a application similar to quora. when i share that question i want that corresponding image and content has to be shown in share popup.</p>
  
  <p>usually facebook og tags has to be added in header. using javascript i cannot access tags in header and manipulate the content of og tags. any way to achieve this.</p>
  
  <p>i tried ng2-meta it didn't helped.</p>