Alternate Text (Alt Text)
Definition - What does Alternate Text (Alt Text) mean?
Techopedia explains Alternate Text (Alt Text)
- Within the image element’s alt attribute
- In the surroundings or in the context of the image
- It's easily read by screen readers in place of images. This allows the content to be accessed by visually impaired people or people with other cognitive disabilities.
- It is placed instead of the image in browsers that cannot support the image display or are not set to view images
- It applies a description and semantic meaning to images. This can easily be read by search engines and is used to determine the content of an image.
The following reccomendations apply to using Alt text :
- For decorative images, Alt text should be kept blank.
- For images containing text, Alt text needs to replicate the full text.
- For graphs and charts, Alt text needs to summarize the trend depicted.
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