For browser applications, there are various tools that can be used for each browser type; Chrome, Firefox, Edge, Safari, Opera, and so on. In this section, we will discuss the Inspector tool that is built into each browser.
Each of these browsers has, at the very least, a developer's tool called Inspector, which allows users to look at the HTML/JavaScript code in the DOM, to view elements as they exist on the page. Depending on how the developers build the pages, there may be several unique identifiers that can be used, or there may be none.
In general, and as common as it may seem, using a unique ID is always the best practice for identifying an element. In cases where the UI is just getting built or being refactored, developers can add the IDs to each element as a standard practice, which makes testing of the web or mobile pages extremely easy. Of course, using a unique class, name, tag, or text attribute is also sufficient...