text: module.exports = (arr) => {
    const ret = [];
  
    if (arr.length > 0) {
      for (let i = 0, n = arr.length; i < n; i++) {
        const a = arr[i];
  
        if (a.innerHTML.indexOf('iframe') < 0) {
          ret.push(a.href);
        }
      }
    }
  
    return ret;
  };
  