what's means of alt?

Question

alt=""

Answer 1

The alt attribute, or alternate, attribute is used if your picture cannot be read by the browser, which just means the browser cannot display the picture. If that is the case, whatever text you input for your alt tag, will show instead of the picture. Hope this helps!

Answer 2

when a browser can't display an image it will display the text fron alt instead

Answer 3

thanks guys

Answer 4

Alt is an attribute used with <IMG> tag for for displaying the description of the image ( text based) if image does not load.
eg. <IMG src="dog.jpg" alt="this is a picture of dog" />

Answer 5

alternative text if browser does not load img