title: Add rows to CSV File in powershell
body: <p>Trying to figure out how to add a row to a csv file with titles.
  I get the content using:</p>
  
  <pre><code>$fileContent = Import-csv $file -header "Date", "Description"
  </code></pre>
  
  <p><code>$File</code> returns</p>
  
  <pre><code>Date,Description
  Text1,text2 
  text3,text4
  </code></pre>
  
  <p>How do I append a row with a new date and description. Sorry I am relatively new to powershell. thanks to anyone that can help</p>