|   |   | 
| $lang Returns name of currently used language | 
| Usage | 
| <string> $lang([<type:string>]) | 
| Description | 
| Returns the short name of currently used language. Type <type> should be one of: full - returns full locale name, such as ru_RU.UTF-8 (default). lang - return language name, such as ru_RU. short - returns only language group such as ru. |