Wordpress excerpt html tags with formatting

wordpress-excerpt-html-format.php

<?php
/**
 * this wordpress script is for accepting the excerpt function with html format along with css design.
 */
 
//  child custom excerpt length
function custom_excerpt_length( $length ) {
  return 199;
}
add_filter( 'excerpt_length', 'custom_excerpt_length', 999 );
/**
 * function to accept html format with given css design
 */
function custom_wp_trim_excerpt($text) {
  $raw_excerpt = $text;
  if ( '' == $text ) {
      //Retrieve the post content. 
      $text = get_the_content('');
      $text = strip_shortcodes( $text );
      $text = apply_filters('the_content', $text);
      $text = str_replace(']]&gt;', ']]&gt;', $text);
   
      // the code below sets the excerpt length to 55 words. You can adjust this number for your own blog.
      $excerpt_length = apply_filters('excerpt_length');
   
      // the code below sets what appears at the end of the excerpt, in this case ...
      $excerpt_more = apply_filters('excerpt_more');
   
      $words = preg_split("/[\n\r\t ]+/", $text, $excerpt_length + 1, PREG_SPLIT_NO_EMPTY);
      if ( count($words) > $excerpt_length ) {
          array_pop($words);
          $text = implode(' ', $words);
          $text = force_balance_tags( $text );          
          $text = $text . $excerpt_more;
      } else {
          $text = implode(' ', $words);
      }
   
  }
  return apply_filters('wp_trim_excerpt', $text, $raw_excerpt);
  }

    remove_filter('get_the_excerpt', 'wp_trim_excerpt');
    add_filter('get_the_excerpt', 'custom_wp_trim_excerpt');
?>