> For the complete documentation index, see [llms.txt](https://endash-guidance-docs.gitbook.io/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://endash-guidance-docs.gitbook.io/docs/dashboard/widget-types/combo-chart-chart-type/combo-chart-time-series-reference-date-preset-and-compare-to-the-past.md).

# Combo chart - Time series - Reference date preset and Compare to the past

<figure><img src="https://1608311007-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSr8m3Ldc2W7Qqq1jsjgC%2Fuploads%2FQhw46TLuWgQZVgyF9bGh%2Fimage.png?alt=media&amp;token=54258bec-fda3-4f36-a263-ee9ded6504a1" alt=""><figcaption></figcaption></figure>

* Click on the Compare to past toggle, you can then interact with the Time series feature like in [Table chart - Time series - Reference date preset and Compare to the past](/docs/dashboard/widget-types/table/table-time-series/table-time-series-reference-date-preset-and-compare-to-the-past.md).