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method

exist?

Importance_0
Ruby on Rails latest stable (v4.0.2) - 0 notes - Class: ActiveSupport::Cache::MemCacheStore

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v2.3.8) is shown here.

These similar methods exist in v4.0.2:

exist?(key, options = nil) public

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# File activesupport/lib/active_support/cache/mem_cache_store.rb, line 98
      def exist?(key, options = nil) # :nodoc:
        # Doesn't call super, cause exist? in memcache is in fact a read
        # But who cares? Reading is very fast anyway
        # Local cache is checked first, if it doesn't know then memcache itself is read from
        !read(key, options).nil?
      end
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