[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [BaseXPriorityQueue](./x-components.basexpriorityqueue.md) > [keys](./x-components.basexpriorityqueue.keys.md) ## BaseXPriorityQueue.keys property The `keys` property of a [XPriorityQueue](./x-components.xpriorityqueue.md) represents the keys of that queue. The value is an array of the parametrized `Key` type. **Signature:** ```typescript get keys(): (keyof SomeRecord)[]; ```