pub fn cache_engine_versions(
        &self,
    ) -> std::option::Option<&[crate::model::CacheEngineVersion]> {
        self.cache_engine_versions.as_deref()
    }
/// <p>A list of cache engine version details. Each element in the list contains detailed information about one cache engine version.</p>
A list of cache engine version details. Each element in the list contains detailed information about one cache engine version.
A list of cache engine version details . Each element in the list contains detailed information about one cache engine version .
pub fn cache_engine_versions(
        &self,
    ) -> std::option::Option<&[crate::model::CacheEngineVersion]> {
        self.cache_engine_versions.as_deref()
    }
pub fn cache_engine_versions ( & self , ) -> std :: option :: Option < & [ crate :: model :: CacheEngineVersion ] > { self . cache_engine_versions . as_deref ( ) }
<p>A list of cache engine version details.
<p > A list of cache engine version details .
&self
&self