alt techniques mapping

mapping of alt advice in HTML5 and HTML5:alt techniques
HTML5 HTML5 Alt techniques Comments
4.8.1.1.1 General guidelines 2. Introduction  
4.8.1.1.2 A link or button containing nothing but the image 3.1 A link or button containing only an image  
4.8.1.1.3 A phrase or paragraph with an alternative graphical representation: charts, diagrams, graphs, maps, illustrations 3.2 Graphical representations: charts, diagrams, graphs, maps, illustrations  
4.8.1.1.4 A short phrase or label with an alternative graphical representation: icons, logos  
4.8.1.1.5 Text that has been rendered to a graphic for typographical effect  

4.8.1.1.6 A graphical representation of some of the surrounding text

3.6 Images that enhance the themes or subject matter of the page content  
4.8.1.1.7 A purely decorative image that doesn't add any information 3.5 A purely decorative image that doesn't add any information  
4.8.1.1.8 A group of images that form a single larger picture with no links 3.11 A group of images that form a single larger picture with and without links  

4.8.1.1.9 A group of images that form a single larger picture with links

 

4.8.1.1.10 A key part of the content

 
4.8.1.1.11 An image not intended for the user 3.7 An image not intended for the user  
4.8.1.1.12 CAPTCHA Images 3.13 CAPTCHA Images  
  3.15 Inline images