[Home](./index.md) > [rc-js-util](./rc-js-util.md) > [Range2d](./rc-js-util.range2d.md) > [ensureMinRange](./rc-js-util.range2d.ensureminrange.md) ## Range2d.ensureMinRange() method Bound this range to be at least as large as the argument. **Signature:** ```typescript ensureMinRange(_xMinRange: number, _yMinRange: number): void; ``` ## Parameters

Parameter	Type	Description
\_xMinRange	number
\_yMinRange	number

**Returns:** void ## Remarks Where this range is smaller than the bounding range, it will be resized to be the minimum. This is done by adding equally to both the min and max.