title: Increase days to php current Date()
body: <p>How do I add a certain number of days to the current date in PHP?</p>
  
  <p>I already got the current date with:</p>
  
  <pre><code>$today = date('y:m:d');
  </code></pre>
  
  <p>Just need to add x number of days to it</p>