<blockquote id="" class="post-message">
      УНИЖЕНИЯ ТРЕД<strong> WEBM&#47;MP4</strong>
</blockquote>

request('https://2ch.hk/b/',(error,response,body)=>{
  const $ = cheerio.load(body)
  const threadfind = $('blockquote').text()

  if(threadfind && threadfind.includes('WEBM'))
  { // thread find blockquote

     const threadid= threadfind.includes("WEBM")
      var rtrrr = threadfind.attr('id')
     console.log(rtrrr)
  }
})