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Minify the HTML that is outputted by PHP

/ Published in: PHP
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Place this at the top of your php files. This will remove white space and formatting from HTML, making it smaller and faster for download by your users.

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Copy this code and paste it in your HTML 
  1. <?php
  2.  
  3. function sanitize_output($buffer)
  4. {
  5.     $search = array(
  6.         '/\>[^\S ]+/s', //strip whitespaces after tags, except space
  7.         '/[^\S ]+\</s', //strip whitespaces before tags, except space
  8.         '/(\s)+/s'  // shorten multiple whitespace sequences
  9.         );
  10.     $replace = array(
  11.         '>',
  12.         '<',
  13.         '\\1'
  14.         );
  15.   $buffer = preg_replace($search, $replace, $buffer);
  16.     return $buffer;
  17. }
  18.  
  19. ob_start("sanitize_output");
  20.  
  21. ?>

URL: http://ru.php.net/manual/en/function.ob-start.php#71953

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