sendgrid api status

Offline browsing is becoming increasingly common in HTML5 mobile apps or Web apps, so it's common to use JavaScript to detect browser online/offline status.　　 navigator.onLine Properties provide a Boolean value regardless of whether the browser is online or not. If the browser is online, set to true , otherwise set false to . if // True|false // ... }Online and offline Events:Browsers also support online and offline events when the brow

authorized (as opposed to a 401 error), but access is forbidden. 404 Not FOUND-[*]: The user makes a request against a nonexistent record, the server does not operate, the operation is idempotent. 406 Not acceptable-[GET]: User requested format is not available (such as user request JSON format, but only XML format). 410 Gone-[get]: The resource requested by the user is permanently deleted and will no longer be available. 422 unprocesable Entity-[Post/put/patch] A validation err