[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [BaseXPriorityQueueNode](./x-components.basexpriorityqueuenode.md) ## BaseXPriorityQueueNode class Default [XPriorityQueueNode](./x-components.xpriorityqueuenode.md) implementation. **Signature:** ```typescript export declare class BaseXPriorityQueueNode implements XPriorityQueueNode ``` **Implements:** [XPriorityQueueNode](./x-components.xpriorityqueuenode.md)<SomeRecord, SomeData> ## Constructors | Constructor | Modifiers | Description | | --- | --- | --- | | [(constructor)(key, priority, data)](./x-components.basexpriorityqueuenode._constructor_.md) | | Constructs a new instance of the BaseXPriorityQueueNode class | ## Properties | Property | Modifiers | Type | Description | | --- | --- | --- | --- | | [data](./x-components.basexpriorityqueuenode.data.md) | readonly | SomeData | | | [key](./x-components.basexpriorityqueuenode.key.md) | readonly | keyof SomeRecord | | | [priority](./x-components.basexpriorityqueuenode.priority.md) | readonly | number | | ## Methods | Method | Modifiers | Description | | --- | --- | --- | | [toString()](./x-components.basexpriorityqueuenode.tostring.md) | | Returns a string representation of this object. The string representation consists of: its priority, enclosed in square brackets ([]), followed by its key, an arrow (->) and the data converted to a string using JSON.stringify. |