instance method
fragment_exist?
Ruby on Rails 3.0.20
Since v2.2.3 Last seen in v4.2.9Signature
fragment_exist?(key, options = nil)
Check if a cached fragment from the location signified by key exists (see expire_fragment for acceptable formats)
Parameters
-
keyreq -
optionsopt = nil
Source
# File actionpack/lib/action_controller/caching/fragments.rb, line 61
def fragment_exist?(key, options = nil)
return unless cache_configured?
key = fragment_cache_key(key)
instrument_fragment_cache :exist_fragment?, key do
cache_store.exist?(key, options)
end
end
Defined in actionpack/lib/action_controller/caching/fragments.rb line 61
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Defined in ActionController::Caching::Fragments