I have a text variable which shows me the rest time of my washing machine like this 0h28. I would like to change it to a number variable. Is that possible?

Text -> Number Variable

JPe4619 November 2, 2022, 4:30pm 2

Topic		Replies	Views
Removing part of string Flows	11	846	November 27, 2023
Store date and time to variable Questions & Help	7	1996	November 4, 2019
How to convert text to number variable Questions & Help homey-pro , homey-bridge	8	1079	March 26, 2023
When time is VARIABLE Questions & Help	7	876	December 18, 2022
Calculating Energy Costs - mathjs with variables Questions & Help	7	906	May 1, 2021