sdbm.fetch(key) â value or nil
sdbm.fetch(key) { |key| ... }
sdbm.fetch(key) { |key| ... }
Instance Public methods
Returns the value
in the database associated with the given
key
string.
If a block is provided, the block will be called when there is no
value
associated with the given key
. The
key
will be passed in as an argument to the block.
If no block is provided and no value is associated with the given
key
, then an IndexError will be
raised.
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