cakephp-2.0 > Cache :: read()
A AbstractTransport AclBehavior AclComponent AclInterface AclNode AclShell Aco AcoAction ActionsAuthorize ApcEngine ApiShell App AppController AppController AppHelper AppHelper AppModel AppModel AppShell Aro AuthComponent B BadRequestException BakeShell BakeTask BaseAuthenticate BaseAuthorize BasicAuthenticate BasicAuthentication BehaviorCollection C Cache CacheEngine CacheException CacheHelper CacheSession CakeEmail CakeErrorController CakeException CakeLog CakeLogException CakeLogInterface CakePlugin CakeRequest CakeResponse CakeRoute CakeSchema CakeSession CakeSessionException CakeSessionHandlerInterface CakeSocket ClassRegistry CommandListShell Component ComponentCollection ConfigReaderInterface Configure ConfigureException ConnectionManager ConsoleErrorHandler ConsoleException ConsoleInput ConsoleInputArgument ConsoleInputOption ConsoleInputSubcommand ConsoleOptionParser ConsoleOutput ConsoleShell ContainableBehavior Controller ControllerAuthorize ControllerTask CookieComponent CrudAuthorize D DatabaseSession DataSource DbAcl DbAclSchema DbConfigTask DboSource Debugger DebugTransport DigestAuthenticate DigestAuthentication Dispatcher E EmailComponent ErrorHandler ExceptionRenderer ExtractTask F File FileEngine FileLog FixtureTask Folder ForbiddenException FormAuthenticate FormHelper H Helper HelperCollection HelpFormatter HtmlHelper HttpException HttpResponse HttpSocket I I18n I18nModel i18nSchema I18nShell Inflector IniReader InternalErrorException J JqueryEngineHelper JsBaseEngineHelper JsHelper L L10n M MailTransport MediaView MemcacheEngine MethodNotAllowedException MissingActionException MissingBehaviorException MissingComponentException MissingConnectionException MissingControllerException MissingDatabaseException MissingDatasourceConfigException MissingDatasourceException MissingHelperException MissingLayoutException MissingModelException MissingPluginException MissingShellException MissingShellMethodException MissingTableException MissingTaskException MissingTestLoaderException MissingViewException Model ModelBehavior ModelTask MootoolsEngineHelper Multibyte Mysql N NotFoundException NumberHelper O Object ObjectCollection P PagesController PagesController PaginatorComponent PaginatorHelper Permission PhpReader PluginShortRoute PluginTask Postgres PrivateActionException ProjectTask PrototypeEngineHelper R RedirectRoute RequestHandlerComponent Router RouterException RssHelper S Sanitize Scaffold ScaffoldView SchemaShell Security SecurityComponent SessionComponent SessionHelper SessionsSchema Set Shell ShellDispatcher SmtpTransport SocketException Sqlite Sqlserver String T TaskCollection TemplateTask TestsuiteShell TestTask TextHelper ThemeView TimeHelper TranslateBehavior TreeBehavior U UnauthorizedException UpgradeShell V Validation View ViewTask W WincacheEngine X XcacheEngine Xml XmlException

read

line:334 at /lib/Cake/Cache/Cache.php
Read a key from the cache. Will automatically use the currently active cache configuration. To set the currently active configuration use Cache::config()

Method

(mixed) public read ($key, $config = 'default')

Parameters

ParameterTypeCommentDefault
$key string required Identifier for the data
$config string optional optional name of the configuration to use. Defaults to 'default' 'default'

Return

mixed

Comment

Read a key from the cache. Will automatically use the currently
active cache configuration. To set the currently active configuration use
Cache::config()

### Usage:

Reading from the active cache configuration.

`Cache::read('my_data');`

Reading from a specific cache configuration.

`Cache::read('my_data', 'long_term');`

@param string $key Identifier for the data
@param string $config optional name of the configuration to use. Defaults to 'default'
@return mixed The cached data, or false if the data doesn't exist, has expired, or if there was an error fetching it