Introduction to Firebase Cloud Messages
Firebase Cloud Message（FCM）GoogleIt is a cloud message push service launched by , which is an upgraded version of the service Googlelaunched by Google Cloud Messaging（GCM）. In May 2016, Googleit was announced that it would be Google Cloud Messagingrenamed to Firebase Cloud Message, as Firebasepart of a more complete application development service.
Firebase Cloud MessageThe history of Google can be traced back to 2010, when Google launched Google Cloud Messaging（GCM）, a cloud messaging service that allows developers Androidto send messages to devices. Over the next few years, it became more and more popular in mobile application development, and support GCMwas added in 2014 .iOS
However, over time, GCMgradually became obsolete and restrictive, so in 2016, Googleit was announced that it would be renamed to Firebase Cloud MessageFirebase and join Firebase as a more comprehensive application development platform. Firebase Cloud MessageProvides more powerful features and more flexible configuration options, allowing developers to more easily build useful notifications and push them to a variety of devices.
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