Get followers by while loop

follower-while.js

const main = async() => {
  const valueArray = []
  let result = {}
  let next = ''
  let round = 0

  while(next != undefined) {
    result = await getFollowerIds(next)
    for (const userId of result.userIds) {
      valueArray.push(userId)
    }
    next = result.next
    round++
  }
  
  console.log('Round: ' + round)
  console.log(valueArray.length)
}