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What does the alt attribute of an image do?
Purpose. The ALT text adds a text description to an image on a Web page, and should be used for all images, graphical bullets, and graphical horizontal rules. ALT text is accessed by screen reader users to provide them with a text equivalent of images.
How do I add text and arrow to a picture?
To Add Arrows to your Image:
- In the Markup tab of the Image Editor, choose Arrow.
- Choose the Style of your arrow.
- Choose the Decoration type.
- Choose the Colour of your Arrow by using the colour bar below your image.
- Select Done to save your Arrow.
What makes an image not need alt text?
In the accessibility world, we differentiate between images that are decorative and images that are informative. Decorative images usually don’t need alt text. They may exist on the page for purely aesthetic reasons – in other words, to make the page look pretty.
What do you mean by alt text in HTML?
Alt text (alternative text), also known as “alt attributes,” “alt descriptions,” or technically incorrectly as “alt tags,” are used within an HTML code to describe the appearance and function of an image on a page. Alt text uses: 1. Adding alternative text to photos is first and foremost a principle of web accessibility.
Can you add Alt text to a video block?
When you add Video Blocks to your page using a URL, the block automatically generates a thumbnail image and appears as an overlay. If you add a custom thumbnail, the file name appears in the static URL, but not as alt text. It’s not possible to add alt text to Video Block thumbnail images.
What are some use cases for alt text?
People who have very slow internet connections – particularly in developing countries – also have a use case for alt text. With alt text, they have the option to turn off images so that pages load faster, without losing the information that the important images convey.