Not TestedTesting not done, may not work properly
Workers & Background

BroadcastChannel API

Send messages across same-origin browser tabs and windows.

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Interactive Input Workspace

Ready for input

Web API Execution Output

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Native JavaScript Code Example (Zero Libraries)

const channel = new BroadcastChannel('my_channel');
channel.postMessage('Hello Tabs');

About the BroadcastChannel API Web API

BroadcastChannel interface allows simple communication between browsing contexts.

Specification:W3C & WHATWG Web API Standard
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