(PHP 5 >= 5.3.0, PECL enchant >= 0.1.0 )
enchant_dict_add_to_session — add 'word' to this spell-checking session
Add a word to the given dictionary. It will be added only for the active spell-checking session.
Dictionary resource
The word to add
成功时返回 TRUE, 或者在失败时返回 FALSE.