Add funtionalities

Author: tajulafreen

Source-Code/CountdownTimer/script.js

@@ -0,0 +1,30 @@
+document.addEventListener('DOMContentLoaded', () => {
+  const daysEl = document.getElementById('days');
+  const hoursEl = document.getElementById('hours');
+  const minsEl = document.getElementById('mins');
+  const secondsEl = document.getElementById('seconds');
+
+  const eid = '30 Mar 2025';
+  const formatTime = (time) => (time < 10 ? `0${time}` : time);
+  const countdown = () => {
+    const EidDate = new Date(eid);
+    const currentDate = new Date();
+
+    const totalSeconds = (EidDate - currentDate) / 1000;
+
+    const days = Math.floor(totalSeconds / 3600 / 24);
+    const hours = Math.floor(totalSeconds / 3600) % 24;
+    const mins = Math.floor(totalSeconds / 60) % 60;
+    const seconds = Math.floor(totalSeconds) % 60;
+
+    daysEl.innerHTML = days;
+    hoursEl.innerHTML = formatTime(hours);
+    minsEl.innerHTML = formatTime(mins);
+    secondsEl.innerHTML = formatTime(seconds);
+  };
+
+  // initial call
+  countdown();
+
+  setInterval(countdown, 1000);
+});