Multi excerpt in wordpress

function custom_excerpt($new_length = 20, $new_more = '...') {
  add_filter('excerpt_length', function () use ($new_length) {
    return $new_length;
  }, 999);
  add_filter('excerpt_more', function () use ($new_more) {
    return $new_more;
  });
  $output = get_the_excerpt();
  $output = apply_filters('wptexturize', $output);
  $output = apply_filters('convert_chars', $output);
  $output = '<p>' . $output . '</p>';
  echo $output;
}



Theme insert:

<?php custom_excerpt(10, ' ...') ?>