instance method `read_multi`

Ruby on Rails 4.2.9

Since v3.0.20

Available in: v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

read_multi(*names)

Read multiple values at once from the cache. Options can be passed in the last argument.

Some cache implementation may optimize this method.

Returns a hash mapping the names provided to the values found.

Parameters

names rest

Source

# File activesupport/lib/active_support/cache.rb, line 338
      def read_multi(*names)
        options = names.extract_options!
        options = merged_options(options)
        results = {}
        names.each do |name|
          key = namespaced_key(name, options)
          entry = read_entry(key, options)
          if entry
            if entry.expired?
              delete_entry(key, options)
            else
              results[name] = entry.value
            end
          end
        end
        results
      end

Defined in activesupport/lib/active_support/cache.rb line 338 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveSupport::Cache::Store

Signature

Parameters