JPH07122875B

PURPOSE:To easily and properly convert capital characters and small characters with the high matchability in case of conversion of a phrase in a document to another phrase by converting a search phrase to a replace phrase of the character form at set by a character form at setting means. CONSTITUTION:The search phrase is retrieved from the document, which is stored in a storage means A, by a retrieving means B and is substituted with the replace phrase set by a replace phrase storage means C. In such substitution processing, either one of the character form at where only the leading character is a capital character, the character form at where all characters are small character, or the character form at where all characters are capital characters is set as the character form at of the replace phrase by a character form at setting means D to substitute the retrieved characters with the replace phrase through a replacing means E. Thus, the replace phrase is easily and properly obtained in a desired character form at.