HN Who Is Hiring Filter

index.js

/* Removes all non-toplevel comments and toplevel comments older than 24H */
var rows = document.querySelectorAll('table:nth-child(1) tr:nth-child(3) table:nth-child(4) > tbody > tr');
for (var i = 0; i < rows.length; i++) {
  var row = rows[i];
  var margin = row.querySelectorAll('img')[0];
  var width = margin ? margin.getAttribute('width') : '';
  width = width ? parseInt(width,10) : '';
  if (width === 0) {
    var head = row.querySelector('.comhead');
    head = head.innerText;
    head = head.split('|');
    head.pop();
    head = head.join();
    var first = head.split(' ')[0];
    if (!/^\d+$/.test(first) || isNaN(parseInt(first,10))) {
      head = head.split(' ');
      head.splice(0,1);
      head = head.join(' ');
    }

    var num = head.split(' ')[0];
    var measure = head.split(' ')[1];
    measure = measure.slice(-1)==='s' ? measure.substring(0, measure.length-1) : measure;
    if (measure!=='day') {
      console.log(num + ' ' + measure, row);
    }
    else { row.remove(); }
  }
  else { row.remove(); }
}