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Wordpress Excerpt Dynamic Length

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  1. function excerpt($limit) {
  2.       $excerpt = explode(' ', get_the_excerpt(), $limit);
  3.       if (count($excerpt)>=$limit) {
  4.         array_pop($excerpt);
  5.         $excerpt = implode(" ",$excerpt).'...';
  6.       } else {
  7.         $excerpt = implode(" ",$excerpt);
  8.       } 
  9.       $excerpt = preg_replace('`\[[^\]]*\]`','',$excerpt);
  10.       return $excerpt;
  11.     }
  12.  
  13.     function content($limit) {
  14.       $content = explode(' ', get_the_content(), $limit);
  15.       if (count($content)>=$limit) {
  16.         array_pop($content);
  17.         $content = implode(" ",$content).'...';
  18.       } else {
  19.         $content = implode(" ",$content);
  20.       } 
  21.       $content = preg_replace('/\[.+\]/','', $content);
  22.       $content = apply_filters('the_content', $content); 
  23.       $content = str_replace(']]>', ']]>', $content);
  24.       return $content;
  25.       }
  26.  
  27. <?php echo excerpt(25); ?>

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