A user interface element that represents a series of discrete pages, acting as a visual indicator of the current page and allowing navigation between them. Typically displayed as a row of dots or short lines, with the currently active page highlighted. Its use is observed in applications featuring onboarding flows, image galleries, and multi-page documents, offering a simple and intuitive method for users to understand their position within a linear content structure.
The component offers enhanced user experience by providing clear navigational cues. It simplifies orientation within structured content, reducing user frustration and improving content discovery. Its introduction pre-dates the current iOS SDK, becoming a ubiquitous element across numerous applications. This widespread adoption speaks to its effectiveness in facilitating a smooth and comprehensible navigation paradigm, contributing to improved app usability.