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self.structuredClone()

Category

Miscellaneous

Type

Chromium catches up

Status

Enabled by default (Chrome 98)

Intent stage

Shipped

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Published standard
• Web Platform Tests: Yes

WPT details: https://wpt.fyi/results/html/webappapis/structured-clone?label=master&label=experimental&aligned

Summary

Enables using the HTML structured clone algorithm synchronously for cloning and transferring objects within a single realm.

Standards & signals

• Specification: https://html.spec.whatwg.org/#structured-cloning
• Firefox: Shipped/Shipping
• Safari: Shipped/Shipping
• Web developers: Positive — (and following comments) There seems to be a lot of demand for a built-in deep clone, and while structured clone is not exactly that, it fulfills many of the use cases.
• Tracking bug: https://bugs.chromium.org/p/chromium/issues/detail?id=1233571

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=html%2Fwebappapis%2Fstructured-clone
• Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
• GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
• chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+self.structuredClone()
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=self.structuredClone()
• Baseline status: https://webstatus.dev/?q=self.structuredClone()

View on chromestatus.com