Abstract: Provided are a document processing method and apparatus, a device and a medium. The method includes that: an editing event of a user for a selection area content block within a selection area range of a current edited document is acquired, where the selection area content block includes at least two content sub-blocks, the selection area content block is content quoted from a source document to a target document, and the current edited document is the source document or the target document; and a synchronous content change is performed on a content block within the selection area range in the source document and a content block within the selection area range in the target document according to the editing event.

Abstract: A page content processing method, apparatus and device, and a readable medium are provided. The method comprises: in response to a connection operation of a target content block in a current page, determining a connection content block of the target content block; and at an associated location of one of the target content block and the connection content block, displaying a connection identifier of the other content block, so as to view the other content block by using the connection identifier. Also provided are a document synchronization method, apparatus and device, a medium, a tree structure-based document processing method, apparatus and device, and a medium.