The embodiment of the invention provides a text format setting method and device and aims to solve the problem that document editing through the existing technology is lower in efficiency. The text format setting method comprises the following steps: text data between two adjacent preset tabs in a document is determined; regular expressions in each format regulation used by the document are matched with determined text data respectively to select contents matched with the regular expressions in each format regulation; the selected content formats are set into formats in the format regulation of the regular expression matched with the selected contents.