Web platform features explorer

structuredClone()

Widely available since 2024-09-14
Tags: api

The structuredClone() global method creates a deep copy of an object. Values that cannot be cloned can instead be transferred, making the original value no longer usable.

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Specifications

Browser support

  • Chrome 98 Released on 2022-02-01
  • Chrome Android 98 Released on 2022-02-01
  • Edge 98 Released on 2022-02-03
  • Firefox 94 Released on 2021-11-02
  • Firefox for Android 94 Released on 2021-11-02
  • Safari 15.4 Released on 2022-03-14
  • Safari on iOS 15.4 Released on 2022-03-14

Usage (according to Chrome Platform Status)

~20.013% of page loads. More data at chromestatus.

Web Platform Tests (WPT)

View the latest WPT test results for this feature

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