title: How to get button value chosen by the user and use it on the controller in laravel 5.4
body: <p>I am new with php and laravel and I have a problem:</p>
  
  <p>How to get a button value chosen by the user and use it on the controller to retrieve specific information from database.</p>
  
  <p>I get the "termkey" from the database and I need to know the value selected by the user.</p>
  
  <p>This is my view :</p>
  
  <p><img src="https://i.stack.imgur.com/j6sa8.png" alt="view"></p>
  
  <p><img src="https://i.stack.imgur.com/e0QIl.png" alt="controller"></p>