[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [dictionaryOverwrite](./rc-js-util.dictionaryoverwrite.md) ## dictionaryOverwrite() function Modifies an object to include the keys and values of another. **Signature:** ```typescript export declare function dictionaryOverwrite(base: TBase, extension: TExtension): void; ``` ## Parameters

Parameter	Type	Description
base	TBase	The object to be modified, must be a superset of extension.
extension	TExtension	The object to be applied to `base`.

**Returns:** void ## Remarks See [dictionaryOverwrite()](./rc-js-util.dictionaryoverwrite.md).