Method for updating a document by means of appending

摘要

A method for updating a document by means of appending an updated file to the document comprises the steps of reading an original document; initializing the original document to have a name and an index number for correspondingly identifying the original document; opening the updated file; establishing a name for correspondingly identifying the updated file; and appending the updated file to the original document to form an updated document. By utilizing the method, the file size and the download time of the updated document are reduced, as well as enabling a user to easily carry out a query to documents with different versions and a switching between them.