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<?php 

//add to functions.php

function excerpt($limit) {

  $excerpt = explode(' ', get_the_excerpt(), $limit);

  if (count($excerpt)>=$limit) {

    array_pop($excerpt);

    $excerpt = implode(" ",$excerpt).'...';

  } else {

    $excerpt = implode(" ",$excerpt);

  }

  $excerpt = preg_replace('`[[^]]*]`','',$excerpt);

  return $excerpt;

}



function content($limit) {

  $content = explode(' ', get_the_content(), $limit);

  if (count($content)>=$limit) {

    array_pop($content);

    $content = implode(" ",$content).'...';

  } else {

    $content = implode(" ",$content);

  }

  $content = preg_replace('/[.+]/','', $content);

  $content = apply_filters('the_content', $content);

  $content = str_replace('', ']]&gt;', $content);

  return $content;

}





//example usage

echo excerpt(35);

?>