What does an alt attribute must be present on IMG elements?
What does an alt attribute must be present on IMG elements?
The required alt attribute specifies an alternate text for an image, if the image cannot be displayed. The alt attribute provides alternative information for an image if a user for some reason cannot view it (because of slow connection, an error in the src attribute, or if the user uses a screen reader).
What is the alt attribute of IMG tag?
The alt attribute is used to specify the alternate text for an image. It is useful when the image not displayed. It is used to give alternative information for an image.
What happens if you do not include the alt attribute in an IMG element?
If there is no alt attribute on the element, the screen reader will announce the name of the image file, which may not make any sense to the user.
Why we use alt attribute in IMG tag?
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 descriptive should alt text be?
While ALT tags need to be descriptive, they also need to be brief. They should not be full sentences or paragraphs. With a limit of about 125 characters, an ALT tag should provide enough detail for users and search engines to relate the image to the context of the page.
How do I alt text a logo?
At a minimum, the alt text for a company’s logo in the header should be the name of the company. For a slightly better experience, adding additional alt text which says where the link goes can be helpful: for the UserTesting logo, the alt text could read “User Testing – Home”.
What does’img elements must have an alt’mean?
Accessibility It means when you create an image in your HTML, you should include an alt attribute for the benefit of screen readers and text browsers. It means that your tag MUST have an alt attribute on it like so: In case if the image isn’t loaded then the text inside the alt attribute will be shown instead.
When do I need the alt attribute in HTML?
The required alt attribute specifies an alternate text for an image, if the image cannot be displayed.
How does an img element have a title attribute?
The img element has a title attribute with a value that is not the empty string (also as described above). The conformance checker has been configured to assume that the document is an e-mail or document intended for a specific person who is known to be able to view images.
When to use alt text on an image?
When an image contains words that are important to understanding the content, the alt text should include those words. This will allow the alt text to play the same function on the page as the image. Note that it does not necessarily describe the visual characteristics of the image itself but must convey the same meaning as the image.