question: gets the scan parameter for the given index . concode_field_sep String fileName concode_elem_sep String arrayType concode_elem_sep List<TagValuePair> hyb concode_elem_sep String PROTOCOL_TAG concode_elem_sep String EXP_HEADER_LINE_1 concode_elem_sep List<TagValuePair> sample concode_elem_sep String SAMPLE_SECTION_NAME concode_elem_sep String ARRAY_TYPE_TAG concode_elem_sep String EXP_HEADER_LINE_2 concode_elem_sep String STATION_TAG concode_elem_sep String SCANNER_SECTION_NAME concode_elem_sep List<TagValuePair> scan concode_elem_sep String FLUIDICS_SECTION_NAME concode_field_sep void setFileName concode_elem_sep String getArrayType concode_elem_sep boolean read concode_elem_sep int getNumHybParameters concode_elem_sep void clear concode_elem_sep boolean exists concode_elem_sep TagValuePair getHybParameter concode_elem_sep TagValuePair getSampleParameter concode_elem_sep String getFileName concode_elem_sep int getNumScanParameters concode_elem_sep int getNumSampleParameters
target: TagValuePair function ( int arg0 ) { return scan . get ( arg0 ) ; }