YAML::DBM#fetch

ydbm.fetch( key, ifnone = nil )

ydbm.fetch( key ) { |key| ... }

# File tmp/rubies/ruby-3.3.0/lib/yaml/dbm.rb, line 56
def fetch( keystr, ifnone = nil )
    begin
        val = super( keystr )
        return YAML.load( val ) if String === val
    rescue IndexError
    end
    if block_given?
        yield keystr
    else
        ifnone
    end
end

Return value associated with key.

If there is no value for key and no block is given, returns ifnone.

Otherwise, calls block passing in the given key.

See ::DBM#fetch for more information.

See also #each_value #has_value? #each_pair #index also in 4.1 · 4.0 · 3.4 · 3.2 · 3.1 · 3.0

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