title: Delete all channels in a specific category
body: <p>How to delete all channels in a specific category in Discord.JS?
  I tried that </p>
  
  <pre><code>oldMember.guild.channels.cache.get(client.tr["Settings"].MainChannelID).parent.channels.cache.forEach(c =&gt; {
          if(c.members.size != 0){
              c.delete();
          }
      })
  </code></pre>