title: Regex: Match first occurrence of a word that start with certain characters
body: <p>Let's say I have a paragraph like following:</p>
  
  <pre><code>Hello,
  Test-12.2.1 we are testing this
  Test-13.12.1 we are testing this
  Test 
  </code></pre>
  
  <p>I just need to grab the first word that starts with <code>Test-</code>. So I will be grabbing <code>Test-12.2.1</code> on the above case.</p>