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instance method

PStore#roots

roots

# File tmp/rubies/ruby-3.2.0/lib/pstore.rb, line 492
def keys
  in_transaction
  @table.keys
end

Alias of #keys

Returns an array of the existing keys:

Example

example_store do |store|
  store.transaction do
    store.keys # => [:foo, :bar, :baz]
  end
end

Raises an exception if called outside a transaction block.

See also #keys #root? #save_data #path also in 3.4 · 3.3 · 3.1 · 3.0