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  1. <?php
  2.  
  3. $html = '<body><div style="border:none;" class="classbutton" id="idstyle">Some text</div></body>';
  4.  
  5. $dom = new DOMDocument('1.0', 'UTF-8');
  6. $dom->loadHTML($html, LIBXML_HTML_NOIMPLIED | LIBXML_HTML_NODEFDTD);
  7.  
  8. $xpath = new DOMXPath($dom);
  9. $divs = $xpath->query('//div[@class="classbutton"]');
  10.  
  11. foreach($divs as $div) { 
  12.    $div->setAttribute('align', 'center');
  13.    $div->removeAttribute('style');
  14. }
  15.  
  16. echo $dom->saveHTML();
Success #stdin #stdout 0.02s 52480KB
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<body><div class="classbutton" id="idstyle" align="center">Some text</div></body>
https://ideone.com/vjiH9W
language:
PHP (php 7.3.5)
created:
8 years ago
visibility:
secret

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