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<!DOCTYPE html>
<html lang="en">
<head>
  <title>Bootstrap Example</title>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
​
​
​
  
  </head>
<body>
​
<div class="container">
  <h2>Modal Example</h2>
  <!-- Trigger the modal with a button -->
  <button type="button" class="btn btn-info btn-lg " data-toggle="modal" data-target="#myModal">Open Modal</button>
​
  <!-- Modal -->
  <div class="modal fade" id="myModal" role="dialog" data-backdrop="true">
    <div class="modal-dialog">
    
      <!-- Modal content-->
      <div class="modal-content">
        <div class="modal-header">
          <button type="button" class="close" data-dismiss="modal">&times;</button>
          <h4 class="modal-title">Modal Header</h4>
        </div>
        <div class="modal-body">
          <p>Some text in the modal.</p>
        </div>
        <div class="modal-footer">
          <button type="button" class="btn btn-default" data-dismiss="modal">Close</button>
        </div>
      </div>
      
    </div>
  </div>
  
</div>
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
</body>
</html>
​
 
function myFunction() 
{
  var str = ",asdf, MR";
  
  var patt1 = /[^A-ZØÆÄÅÖÉ,-]/g; 
  var result = str.match(patt1);
​
  var patt2 = /MR|MS|MRS/;  
  var result2 = str.toUpperCase().match(patt2);
  
  var countword = str.split(" ");
​
  
  
  if(result != null)
  {
    if(result.length >= 1)
    {
      alert("sdf");
    }    
  }  
  
  
  if(countword.length <= 1)
  {
    alert("One word only");
  }
  
  
  if(str.length === 0)
  {
    alert("No word");
  }
  
​
  if(str.length !== 0)
  {
    var beginning =str.substring(0, 1);
    var end = str.substring(str.length-1, str.length);
    
    if(beginning === ",")
    {
      alert(", first");
    }
    
    if(end === ",")
    {
      alert(", end");      
    }
  }    
  
​
  if(result2 != null)
  {
    if(result2.length >= 0)
    {
      alert("Word MR, MRS or MS exist");
    }
  }
  
  document.getElementById("demo").innerHTML = result;
}
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