A line or block of textual content showing on the high of every web page, or part of a e book, gives context and navigational cues to the reader. This recurring aspect typically consists of the title of the e book, the chapter identify, or the topic of the present web page. For example, in a historical past textbook, one web page may present the e book title on the left and the particular historic interval lined on the best.
This aspect assists readers in sustaining their place throughout the publication and understanding the general construction. Its constant presence improves the usability of the e book, facilitating fast orientation and navigation. Traditionally, its utilization advanced from easy web page numbering to extra complicated programs incorporating titles and chapter headings, thereby enhancing the reader’s expertise.