firebase-messaging-sw. js is a must and should be present in the host root directory . This is required to setup background notification handler when browser is not in focus or in background.25 Şub 2017
Read moreWhat is Firebase messaging token?
Firebase Cloud Messaging (FCM) is a messaging solution that lets you reliably send messages at no cost to both Android & iOS devices . Using FCM, you can send data payloads (via a message) to a device for a specific application. Each message can transfer a payload of up to 4KB to a client.
Read moreHow can I get FCM device token?
It’s my first time using FCM. I download a sample from firebase/quickstart-android and I install the FCM Quickstart.
Read moreAre Google Cloud Messaging tokens unique?
According to documentations, they’re unique , but you can’t bind them to a specific device since they might change.
Read moreDo FCM tokens expire?
It doesn’t expire though. It renews itself if one of the following happens. According to https://firebase.google.com/docs/cloud-messaging/android/client: -The app deletes Instance ID.
Read moreWhat is com Google Firebase Firebase BoM?
The Firebase Android BoM (Bill of Materials) enables you to manage all your Firebase library versions by specifying only one version — the BoM’s version. When you use the Firebase BoM in your app, the BoM automatically pulls in the individual library versions mapped to BoM’s version.
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