[Home](./index.md) > [@firebase/database](./database.md) > [OnDisconnect](./database.ondisconnect.md) > [setWithPriority](./database.ondisconnect.setwithpriority.md) ## OnDisconnect.setWithPriority() method Ensures the data at this location is set to the specified value and priority when the client is disconnected (due to closing the browser, navigating to a new page, or network issues). Signature: ```typescript setWithPriority(value: unknown, priority: number | string | null): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | value | unknown | The value to be written to this location on disconnect (can be an object, array, string, number, boolean, or null). | | priority | number \| string \| null | The priority to be written (string, number, or null). | Returns: Promise<void> Resolves when synchronization to the Database is complete.