---
schema_version: "1"
id: bfe89f9217cebebdcc6573fbce0147eb996f5f9ed0a805d568a4fc8de12ac20a
title: clearReference()
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canonical_url: https://developer.salesforce.com/docs/platform/aura-platform/guide/ref-jsapi-component-clearreference.html
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content_type: documentation
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  - Lightning Aura Components Developer Guide
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---

# clearReference()

Clears a live reference for the value passed in using property syntax. For example, if you use `aura:set` to set a value and later want to reset the value using `component.set()`, clear the reference before resetting the value.

## Signature

`clearReference(String key)`

## Parameters

**_key_:** Type: `String`. The data key for which to clear the reference. For example, `"v.attributeName"`.