[**brk-client**](../README.md) *** [brk-client](../globals.md) / DateSeriesDataExtras # Interface: DateSeriesDataExtras\ Defined in: [Developer/brk/modules/brk-client/index.js:1701](https://github.com/bitcoinresearchkit/brk/blob/76e08a33afe7d878b09f4359c21ffd6183727e32/modules/brk-client/index.js#L1701) ## Type Parameters ### T `T` ## Properties ### dateEntries > **dateEntries**: () => \[`Date`, `T`\][] Defined in: [Developer/brk/modules/brk-client/index.js:1703](https://github.com/bitcoinresearchkit/brk/blob/76e08a33afe7d878b09f4359c21ffd6183727e32/modules/brk-client/index.js#L1703) Get [date, value] pairs #### Returns \[`Date`, `T`\][] *** ### dates > **dates**: () => `Date`[] Defined in: [Developer/brk/modules/brk-client/index.js:1702](https://github.com/bitcoinresearchkit/brk/blob/76e08a33afe7d878b09f4359c21ffd6183727e32/modules/brk-client/index.js#L1702) Get dates for each data point #### Returns `Date`[] *** ### toDateMap > **toDateMap**: () => `Map`\<`Date`, `T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1704](https://github.com/bitcoinresearchkit/brk/blob/76e08a33afe7d878b09f4359c21ffd6183727e32/modules/brk-client/index.js#L1704) Convert to Map #### Returns `Map`\<`Date`, `T`\>