fetch post title from reddit api

var redditJson = "https://www.reddit.com/r/javascript.json"
var fetch = require('node-fetch')

fetch(redditJson)
  .then(function(response) {
    return response.json()
  }).then(function(json) {
    console.log('r/javascript top posts:')
    json.data.children.forEach(function(post) {
      console.log(post.data.title)
    })
  })