HTML Checking for Large Sites
Rocket Validator automatically checks your pages on the W3C Validator.
HTML issues tagged as sizes.
The sizes
attribute is used to complement the srcset
attribute on an <img>
tag for responsive images, therefore it’s not valid if srcset
is missing. Check the HTMLImageElement.srcset guide to learn about the correct usage of the srcset
and sizes
attributes.
Check the HTMLImageElement.srcset guide to learn about the correct usage of the srcset
and sizes
attributes.
50,000 Accessibility and HTML checks per month. Fully automated.
Let our automated scanner check your large sites using Axe Core and W3C Validator.