vue filter 去掉HTML标签

Vue.filter('removeHtml', input => {
  return input && input.replace(/<(?:.|
)*?>/gm, '')
    .replace(/(&rdquo;)/g, '"')
    .replace(/&ldquo;/g, '"')
    .replace(/&mdash;/g, '-')
    .replace(/&nbsp;/g, '')
    .replace(/&gt;/g, '>')
    .replace(/&lt;/g, '<')
    .replace(/<[ws"':=/]*/, '');
});

function escapeHTML(untrusted) {
      // Escape untrusted input so that it can safely be used in a HTML response
      // in HTML and in HTML attributes.
      return untrusted
        .replace(/&/g, '&amp;')
        .replace(/</g, '&lt;')
        .replace(/>/g, '&gt;')
        .replace(/"/g, '&quot;')
        .replace(/'/g, '&#39;');
    }