Bar stacked on R

stepanoff June 24, 2019, 11:50am 1

I have data frame as in picture. How to organize grouping by class?

Topic		Replies	Views
Plotly works with only one of two similar datasets Plotly R	1	1623	November 5, 2016
About the Plotly R category Plotly R	0	2074	February 27, 2016
Grouped Bar Chart in R Plotly R	0	6195	August 25, 2016
Plotly.Express.bar gap within grouped bar 📊 Plotly Python	1	210	April 29, 2024
Can Plotly do bar chart group with total similar to ChartJS? 📊 Plotly Python	0	543	November 22, 2021