question: make list of string lowercase concode_field_sep PlaceHolder placeHolder concode_field_sep void toLowerCase concode_elem_sep boolean containsCaseInsensitive
target: void function ( List < String > arg0 ) { ListIterator < String > loc0 = arg0 . listIterator ( ) ; while ( loc0 . hasNext ( ) ) { loc0 . set ( loc0 . next ( ) . toUpperCase ( ) ) ; } }