// Check if the expiry time is in the future // Parse the string as JSON // Access the expiry_time property // Expiry time is valid, set sessions or user-related data // Iterate through the keys in localStorage // Set session for each entry in localStorage // Redirect to the index page or appropriate landing page // Expiry time has passed or doesn't exist, clear localStorage and redirect to the login page // Call the function to check the expiry time when the application starts or a page loads