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SharedStorageWorkletGlobalScope

files/en-us/web/api/sharedstorageworkletglobalscope/index.md

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{{APIRef("Shared Storage API")}}{{deprecated_header}}

The SharedStorageWorkletGlobalScope interface of the {{domxref("Shared Storage API", "Shared Storage API", "", "nocode")}} represents the global scope of a {{domxref("SharedStorageWorklet")}} module.

{{InheritanceDiagram}}

Instance properties

  • {{domxref("SharedStorageWorkletGlobalScope.sharedStorage", "sharedStorage")}} {{deprecated_inline}}
    • : Contains an instance of the {{domxref("WorkletSharedStorage")}} object, representing the shared storage for a particular origin as exposed in a worklet context.

Instance methods

  • {{domxref("SharedStorageWorkletGlobalScope.register", "register()")}} {{deprecated_inline}}
    • : Registers an {{domxref("SharedStorageOperation", "operation", "", "nocode")}} defined inside the current worklet module.

Examples

js
// ab-testing-worklet.js
class SelectURLOperation {
  async run(urls, data) {
    // Read the user's experiment group from shared storage
    const experimentGroup = await this.sharedStorage.get("ab-testing-group");

    // Return the group number
    return experimentGroup;
  }
}

register("ab-testing", SelectURLOperation);

See the Shared Storage API landing page for a walkthrough of this example and links to other examples.

Specifications

{{Specifications}}

Browser compatibility

{{Compat}}

See also