[Home](./index.md) > [@firebase/firestore](./firestore.md) > [/](./firestore_.md) > [FieldPath](./firestore_.fieldpath.md) > [(constructor)](./firestore_.fieldpath._constructor_.md) ## FieldPath.(constructor) Creates a FieldPath from the provided field names. If more than one field name is provided, the path will point to a nested field in a document. Signature: ```typescript constructor(...fieldNames: string[]); ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | fieldNames | string\[\] | A list of field names. |