structuredClone()

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.

Baseline Status: Achieved Widely Available on Sep 14, 2024 (Cross-browser Newly Available since Mar 14, 2022).

Desktop Browser Engine Support

Google Chrome

98

Supported

Mozilla Firefox

94

Supported

Apple Safari

15.4

Supported

Microsoft Edge

98

Supported

Mobile Browser Engine Support

Chrome Android

98

Firefox Android

94

Safari iOS

15.4

Specifications and References

Specification ↗ Feature XML ↗

MDN Browser Compat Data Keys:

api.structuredClone ↗