[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [normalizeString](./x-components.normalizestring.md) ## normalizeString() function Trims the string, transforms it to lower case, and removes [combining diacritical marks](https://en.wikipedia.org/wiki/Combining_Diacritical_Marks) from it. **Signature:** ```typescript export declare function normalizeString(string: string | undefined): string; ``` ## Parameters

Parameter	Type	Description
string	string \| undefined	The string to normalize.

**Returns:** string The normalized version of the string.