# Possibility to delete the collected values in a fully configurable charts in a dashboard template node

**URL:** <https://discourse.nodered.org/t/possibility-to-delete-the-collected-values-in-a-fully-configurable-charts-in-a-dashboard-template-node/59666>\
**Category:** General\
**Created:** [10 March 2022 16:46 UTC](https://discourse.nodered.org/t/possibility-to-delete-the-collected-values-in-a-fully-configurable-charts-in-a-dashboard-template-node/59666 "2022-03-10T16:46:45Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [10 March 2022 17:17 UTC](https://discourse.nodered.org/t/possibility-to-delete-the-collected-values-in-a-fully-configurable-charts-in-a-dashboard-template-node/59666/2 "2022-03-10T17:17:29Z")

</div>

This demo should get you started...

> [@Problem with X/Y graph with ui\_graph](https://discourse.nodered.org/t/problem-with-x-y-graph-with-ui-graph/46713/8):
>
> Here is a scatter demo using chart.js... [4CJBilIHJz] [{"id":"acbdb34e9e6d9720","type":"change","z":"553814a2.1248ec","name":"random x/y","rules":[{"t":"set","p":"payload","pt":"msg","to":"(\t $minimum := 1;\t $maximum := 100;\t $x := $round(($random() \* ($maximum-$minimum)) + $minimum, 0);\t $y := $round(($random() \* ($maximum-$minimum)) + $minimum, 0);\t {\t \"x\": $x,\t \"y\": $y\t }\t)","tot":"jsonata"}],"action":"","property":"","from":"","to":"","reg":fals…

PS: AFAIK, there is no reason the built in chart cannot be used

---

_[View the full topic](https://discourse.nodered.org/t/possibility-to-delete-the-collected-values-in-a-fully-configurable-charts-in-a-dashboard-template-node/59666)._