[Home](./index.md) > [@empathyco/x-types](./x-types.md) > [isEditableNumberRangeFacet](./x-types.iseditablenumberrangefacet.md) ## isEditableNumberRangeFacet() function Type guard to check if a facet is an [EditableNumberRangeFacet](./x-types.editablenumberrangefacet.md). **Signature:** ```typescript export declare function isEditableNumberRangeFacet(facet: Facet): facet is EditableNumberRangeFacet; ``` ## Parameters

Parameter	Type	Description
facet	[Facet](./x-types.facet.md)	The facet to check.

**Returns:** facet is [EditableNumberRangeFacet](./x-types.editablenumberrangefacet.md) A boolean that represents if a facet is an [EditableNumberRangeFacet](./x-types.editablenumberrangefacet.md).