What is Alt text?
An Alt text, known as an Alternative text or Alt attribute, is a phrase or text, that gives information to the website viewers about a content or type of an image on a webpage. This text or word can be enclosed in HTML and XHTML document.
Alt text is visible for site visitors when they hold their cursor on the position where the picture is. The text shows in a blank box. By adding Alt text on your web page, you make better your website’s search engine optimization.
Alt text is comparable with Anchor text, so read more about it and learn more.