title: Find PHP microtime 1 day ago
body: <p>How to find 1 day ago time in PHP <code>microtime()</code> format.</p>
  
  <p>I am trying like this. But still showing the current time.</p>
  
  <pre><code>$date = date("Y-m-d H:i:s", strtotime('-1 day'));
  $val = microtime($date);
  </code></pre>