User:Xenwolf/vector.js

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var format_words = function(title, numWords){
  let text = title+" ("+numWords+" words)";
  return text;
}

$(document).ready(function(){
  var numWords = $("#mw-content-text > div").text().split(" ").length;
  var header = $("#firstHeading").text();
  $("#firstHeading").text(format_words(header, numWords));
});