Online Status API
Preview
Code
<script>
console.log("Online:",navigator.onLine);
window.addEventListener("online",()=>console.log("Back online"));
window.addEventListener("offline",()=>console.log("Offline"));
</script>
<script>
console.log("Online:",navigator.onLine);
window.addEventListener("online",()=>console.log("Back online"));
window.addEventListener("offline",()=>console.log("Offline"));
</script>