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When using webrenderer (which supports Firefox), it would be helpful to find the character index (of the cursor) when a user clicks on the screen or traverses between search terms. &nbsp;To be more specific, if the plain text (the text that is actually displayed in the browser) for the HTML is 500 characters in length, the goal is to find the index of the cursor (between 1-500) each time it is moved via a mouse click or prev/next search.
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When using webrenderer (which supports Firefox), it would be helpful to find the character index (of the cursor) when a user clicks on the screen or traverses between search terms.  To be more specific, if the plain text (the text that is actually displayed in the browser) for the HTML is 500 characters in length, the goal is to find the index of the cursor (between 1-500) each time it is moved via a mouse click or prev/next search.

finding character index of cursor in HTML document

HTML (HyperText Markup Language) is the main markup language for creating web pages and other information to be displayed in a web browser, providing both the structure and content for what is sent from a web server through the use of tags. The current implementation of the HTML specification is HTML5.

HTML

Web development can range from developing the simplest static single page of plain text to the most complex web-based internet applications, electronic businesses, and social network services using a wide variety of languages and standards, including the familiar HTML, JavaScript and jQuery, ASP and ASP.NET, PHP, ColdFusion, CSS, PHP, Flex and Flash, but also the implementation of a broad list of standards including XML, WSDL, SSDL, VoiceXML and many more.

Web Languages and Standards

JavaScript is a dynamic, object-based language commonly used for client-side scripting in web browsers. Recently, server side JavaScript frameworks have also emerged. JavaScript runs on nearly every operating system and  in almost every mainstream web browser.