End of Life Ruby 3.1 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
instance method
YAML::DBM#[]
ydbm[key] → value
lib/yaml/dbm.rb
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# File tmp/rubies/ruby-3.1.3/lib/yaml/dbm.rb, line 29
def []( key )
fetch( key )
end
Return value associated with key from database.
Returns nil if there is no such key.
See fetch for more information.