Function bt

codebase/dhtmlxscheduler.es.js:5213–5215

(e)

}, _a = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31], mt = 864e5, yt = ve(1970, 1, 1), la = [6, 0, 1, 2, 3, 4, 5], we = function(e) {
  return e % 4 == 0 && e % 100 != 0 || e % 400 == 0;
}, bt = function(e) {
  return e instanceof Date;
}, ke = function(e) {
  return bt(e) && !isNaN(e.getTime());
}, ze = function(e) {
  return i = yt, t = e.getTime() - i.getTime(), Math.round(t / mt);