Counts all the friends your friends have on facebook.

facebookFriends.js

/*
Just go to your facebook profile, hit the friends tab.
Scroll all the way down until all your friends are loaded
Then past this command into the browser

Note: This only counds the people that have a status under their name listing the number of friends.
Like so:
  First Last
  1,335 friends
  
It doesn't count when there are mutual friends shown.
*/

document.body.innerText
.match(/\d*[,]*\d* friends/g)
.map(e => parseInt(0+e.replace(" friends", "")
.replace(",","")))
.reduce((a,b) => a+b)