How do I remove blank elements from an array?

Question

I have the following array

cities = [\"Kathmandu\", \"Pokhara\", \"\", \"Dharan\", \"Butwal\"]

I want to remove blank elements from the ar

Answer 1

another method:

> ["a","b","c","","","f","g"].keep_if{|some| some.present?}
=> ["a","b","c","f","g"]