How to write a JavaScript function that hides every third email in gmail?

Question

gmail

Hello everyone, I need to write a js function that will hide every third letter on gmail. I would be very grateful for your help!

Answer 1

function processEmails(gmailClient) {
  let i = 0
  let email

  while ((email = gmailClient.read()) !== null) {
    if (++i % 3 === 0) {
      gmailClient.hide(email)
    }
  } 
}