use new to create a hash with a default value which is otherwise just nil : Hash.new « Hash « Ruby






use new to create a hash with a default value which is otherwise just nil


months = Hash.new( "month" )
# or like this:
months = Hash.new "month"

 








Related examples in the same category

1.Creating Hashes
2.You can test to see if a hash is empty with empty?
3.Test how big it is with length or size
4.access any key in a hash that has a default value
5.Hash with =>
6.Hash.new with block logic
7.This lazily initialized hash maps integers to their factorials