How to sort and display only first occurrence of every unique lines in unix?

How to sort and display only first occurrence of every unique lines in unix?

E.g., file contains: abcd 5 abcd 2 abcd 10 xyz 1 xyz 4 xyz 5

Needed Output: abcd 10 xyz 5

Thanks, Mak

https://stackoverflow.com/questions/66593610/how-to-sort-and-display-only-first-occurrence-of-every-unique-lines-in-unix March 12, 2021 at 11:06AM