Returns an extended attribute. \n
* Returns NULL if not found. data_type and count can be NULL.
* See also \ref imDataType.
*
* \verbatim ifile:GetAttribute(attrib: string, [as_string: boolean]) -> data: table of numbers or string, data_type: number [in Lua 5] \endverbatim
* If data_type is IM_BYTE, as_string can be used to return a string instead of a table.
* \verbatim ifile:GetAttributeRaw(attrib: string) -> data: userdata, data_type, count: number [in Lua 5] \endverbatim
* \ingroup file
Returns an extended attribute. \n * Returns NULL if not found. data_type and count can be NULL. * See also \ref imDataType. * * \verbatim ifile:GetAttribute(attrib: string, [as_string: boolean]) -> data: table of numbers or string, data_type: number [in Lua 5] \endverbatim * If data_type is IM_BYTE, as_string can be used to return a string instead of a table. * \verbatim ifile:GetAttributeRaw(attrib: string) -> data: userdata, data_type, count: number [in Lua 5] \endverbatim * \ingroup file