| 摘要 |
FIELD: physics, computer engineering.SUBSTANCE: invention relates to processing devices. The device includes an identification module for identifying a web page block to which a user subscribes using a first Document Object Model (DOM) tree of the web page to obtain identification information, a real-time monitoring module for extracting and storing URL addresses of all links in the web page block to which the user subscribes, and monitoring URL addresses in the block according to the identification information and storing URL addresses to determine if there is any change in URL addresses, a display module for displaying the web page corresponding to the changed URL address, if there is any change in the URL addresses of the block of the web page to which the user subscribes.EFFECT: enabling subscription to any block of web page content and reducing the amount of required service resources provided by a provider.23 cl, 3 tbl, 8 dwg |
