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What does an empty alt attribute mean?
Alt tags are used to describe the contents of images, but some images don’t convey any meaning and are therefore considered “decorative.” Decorative images do not need to be announced by the screen reader, so if the alt attribute is empty (alt=””, aka a “null” tag) it will not be announced to the user.
When might an empty alt attribute be the correct value?
In these cases, a null (empty) alt text should be provided ( alt=”” ) so that they can be ignored by assistive technologies, such as screen readers. Text values for these types of images would add audible clutter to screen reader output or could distract users if the topic is different from that in adjacent text.
Is alt attribute necessary?
alt attribute is required for tags if you want your markup to validate. Background images and bullets are just cosmetic, they don’t need an alternate representation as they are not part of the content.
Do background images need ALT?
CSS background images should not have alternative text if the image is truly a background image. Decorative (i.e removing it from the page causes no impact to the page’s meaning or function) CSS background images do not need additional markup.
How do I use alt attributes?
The alt attribute is defined in a set of tags (namely, img , area and optionally for input and applet ) to allow you to provide a text equivalent for the object.
What is alt attribute in CSS?
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).
Can a background image have ALT text?
Cheers! You can’t use ALT text to background images. If your images are loaded as img tag then you have title, alt.
Why does this image have an empty alt attribute?
Since upgrading to 5.0.3, I can upload images to the Media Library, but when I try to insert images into new posts, a blank placeholder for the image shows up along with the cryptic message “this image has an empty alt attribute”. How do I get my images to show back up?
When do empty alt attributes get stripped out?
In most of the cases they read out the image file path or part of it, i.e. the filename. Turns out, when editing the details of an image inside a post, empty alt attributes get stripped out when updating the details. Seems to me this is not specific to 4.7 but happens also in some of the previous versions, under different conditions.
When to leave the alt text empty on an HTML image?
It is important to think about the alt text as what content the image should be conveying in the case that it is unavailable. If the image can be summarized by text surrounding it, then it should have an empty alt attribute, because the redundancy would not be beneficial.
Where do I find alt text in Photoshop?
A box showing “Alt Text” should show under “Image Settings”. Fill in as many words as you like, describing the image. “This is an image of etc…” Publish when ready…