Check internet in connected or lost

 // Check immediately

if (navigator.onLine) {

  console.log("✅ You are online");

} else {

  console.log("❌ You are offline");

}

// Listen for changes

window.addEventListener("online", () => {

  console.log("🌐 Connection restored!");

});

window.addEventListener("offline", () => {

  console.log("🚫 Connection lost!");

});