title: Regex Explanation ^.*$
body: <p>When I use this code: </p>
  
  <pre><code>'DTH' + @fileDate + '^.*$' 
  </code></pre>
  
  <p>I get <code>DTH201510080900.xlsx</code></p>
  
  <p>What does <code>^.*$</code> do? Does that give me the 0900 time?</p>