---
schema_version: "1"
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title: set()
collection: developer
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locale: en-us
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canonical_url: https://developer.salesforce.com/docs/platform/aura-platform/guide/ref-jsapi-component-set.html
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content_type: documentation
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products:
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  - Platform Developer Content
---

# set()

Sets the value referenced using property syntax.

## Signature

`set(String key, Object value)`

## Parameters

**_key_:** Type: `String`. The data key to set on the component; for example, `cmp.set("v.key","value")`.

**_value_:** Type: `Object`. The value to set.

**See Also**  


-   [get()](https://developer.salesforce.com/docs/platform/aura-platform/guide/ref-jsapi-dollara-get.md)