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Version: 3.13.0

WeakRef.prototype.deref()

The deref method returns the WeakRef instance's target object, or undefined if the target object has been garbage-collected.

Syntax​

deref()

Return value​

The target object of the WeakRef, or undefined if the object has been garbage-collected.

Description​

See the Notes on WeakRefs section of the WeakRef page for some important notes.