Alt text for images is a crucial aspect of website design and digital media that often is frequently ignored or is neglected. For the blind or 谷歌优化 partially sighted, alt text serves as a vital component of accessibility, allowing them to understand the meaning of an image through screen readers that interprets the alt text and reads it aloud. This technology forms a mental image of the visual content.
However, alt text extends far beyond screen reader functionality. It also plays a significant role in search engine optimization SEO, especially in a world where images are increasingly being crawled and indexed by search engines like Google. Alt text provides a detailed summary of the content within an image, which can improve a website's visibility in search results.
In addition, alt text helps with the overall readability and visitor engagement.
