Firefox6+Safari5+Chrome6+Opera11+Edge79+Edge (Legacy)?Internet ExplorerNoFirefox Android45+Safari iOS5+Chrome Android?WebView Android?Samsung Internet?Opera Android11+ 9.2.1 Introduction This section is non-normative. To enable servers to push data to web pages over HTTP or using dedicated server-push protocols, this specification introduces the EventSource interface. Using this API consists of cr
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