title: Extract elements by tag or class name from DOM
body: <p>I try use class PHP Simple HTML DOM Parser for extract images by class name but i can´t get this </p>
  
  <p><strong>I use this wth this class :</strong></p>
  
  <pre><code>$file=file_get_contents("https://play.google.com/store/apps/details?id=com.cleanmaster.mguard&amp;hl=en");
  
  $html = str_get_html($file);
  
  $html-&gt;find('img', 1)-&gt;class = 'screenshot';
  
  //$html-&gt;find('div[id=hello]', 0)-&gt;innertext = 'foo';
  
  echo $html; 
  </code></pre>
  
  <p>But i can´t get this i don´t know if i can do this with other class or functions , it´s possible get ? , thank´s , regards </p>