How to sort Hash Map by key?

Question

e.g. you have have a program that stores details of people with variables : age, first Name, lastName..etc and you have to out put each persons details and they should be sorted by their age...

Answer 1

This code by @Szaky uses list but it is doing sorting works, I hope this can give you an idea.

https://code.sololearn.com/c2h5degNZA1m/?ref=app

Good luck : )

Answer 2

https://stackoverflow.com/questions/8119366/sorting-hashmap-by-values?utm_medium=organic&utm_source=google_rich_qa&utm_campaign=google_rich_qa