ELECTRONIC TERMINAL DEVICE CAPABLE OF CHANGING THE STATE OF EACH OBJECT IN A WEB-BASED DOCUMENT CREATION ENVIRONMENT ASSOCIATED WITH A DOCUMENT EDITING SERVER AND OPERATING METHOD THEREOF

摘要

Disclosed are an electronic terminal device that enables state change for each entity in a web-based document creation environment linked with a document editing server, and an operating method thereof. The present invention provides an electronic terminal device capable of supporting execution of an undo function to a predetermined editing point selected by a user for each object inserted in a document currently being created in a web-based document creation service, and an operating method thereof For.