Shantha Kumar T
Extend SharePoint Columns using Custom Card with JSON
Check out this blog post to extend the column by using Custom card feature. How to show image when hovering the SharePoint List Column.
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Learnings & Technical Adventure from ShanthaKumar
KTSKUMAR.COM
Learnings & Technical Adventure from ShanthaKumar
Tag Column Formatting
Column Formatting : Apply actions with different columns
Here you can learn on how to use the column formatting feature to customize the column and it eases the way of calling the other columns in simple JSON format syntax.