tell me about image alt text????

Alt content or interchange content is a credit added to a picture tag in HTML. This content shows up inside the picture compartment when the picture can not be shown. It helps web indexes comprehend what a picture is about. Exchange content is additionally extremely accommodating on the off chance that pictures on a page can't be found.
 
An alt tag, also known as "alt attribute" is an HTML attribute applied to image tags to provide a text alternative for search engines. Applying images to alt tags such as product photos can positively impact an ecommerce store's search engine rankings. Search engines and other robots cannot interpret images, but images can play a crucial part in how people interpret a particular web page. Alt tags solve for this by providing text which is read by the search engines. When Googlebot or other search engine crawlers inspect a page, images with properly formatted alt text contribute to how the page is indexed and where it ranks.
 
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