if they are not a list — unbox_list_elements_recursively"><meta name="description" content='This function wraps a simple modify_if function
to recursively "unbox" list elements. This is helpful when the
as_list returns elements of XML and the element value is
kept as a list of length 1, even though it could be a single primitive data
type (e.g. logical, character, etc.).'><meta property="og:description" content='This function wraps a simple modify_if function
to recursively "unbox" list elements. This is 