world-day.js

/* Get CSV-formatted event list from https://www.journee-mondiale.com/les-journees-mondiales.htm */
let months = ['janvier','février','mars','avril','mai','juin','juillet','août','septembre','octobre','novembre','décembre'];
let out = 'Start date, Subject\n';
let curm = (new Date()).getMonth()+1;
let cury = (new Date()).getFullYear();
function dd(n) { return n<10?"0"+n:n; }
document.querySelectorAll(".content li").forEach(function(el) { 
  let parts = el.innerText.split(' ');
  let day = parts[0]=='1er' ? '1' : parts[0];
  let month = months.indexOf(parts[1]) + 1;
  let desc = el.innerText.split(' : ')[1];
  let year = (month<curm) ? (cury+1) : cury;
  out +=dd(month)+"/"+dd(day)+"/"+year+",\""+desc+"\"\n";
});
console.log(out);