Method and device for data updating of electronic document

The invention discloses a method and device for data updating of an electronic document. The method and device for data updating of the electronic document are used for improving accuracy of updated data. The method for data updating of the electronic document comprises the following steps: obtaining data updating information and user record information of the electronic document, judging whether data updating information of the electronic document exists before an ending position in the location information of the user record information, adjusting the location information in the user record information according to the data updating information of the electronic document when the data updating information of the electronic document exists, carrying out data updating of the electronic document according to the data updating information of the electronic document and adjusted user record information. The invention further discloses a device for achieving the method for the data updating of the electronic document.