# Patterns

> See the [Patterns guide](/version-0.x/guide/patterns-guide.md) to learn how to work with the Patterns module.

## Configuration

* **`directory`** The directory where patterns are stored.
* **`defaultCacheProviderName`** The default cache provider name to use for cached patterns.
* **`defaultCachePrefix`** The default TTL to use for cached patterns.
* **`defaultCacheTtl`** The default TTL to use for cached patterns.
* **`cachedPatterns`** A hash array of the patterns that will be cached, where each key is the name of the pattern, and each value is a hash array with the following possible keys:
  * **`cacheProviderName`** The cache provider name to use for this pattern. If not specified, it will use the one specified in the`defaultCacheProviderName` config key.
  * **`cachePrefix`** The cache prefix to use for this pattern. If not specified, it will use the one specified in the `defaultCachePrefix` config key.
  * **`cacheTtl`** The cache TTL to use for this pattern. If not specified, it will use the one specified in the `defaultCacheTtl` config key.


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