Xiaoshouyi.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
A “link” element with a “sizes” attribute must have a “rel” attribute that contains the value “icon” or the value “apple-touch-icon”.
Bad value “” for attribute “href” on element “link”: Must be non-empty.
Bad value “https://api.w.org/” for attribute “rel” on element “link”: The string “https://api.w.org/” is not a registered keyword.
Bad value “Cache-Control” for attribute “http-equiv” on element “meta”.
Element “style” not allowed as child of element “div” in this context. (Suppressing further errors from this subtree.)
Element “p” not allowed as child of element “h1” in this context. (Suppressing further errors from this subtree.)
No space between attributes.
Heading cannot be a child of another heading.
Stray end tag “h1”.
Bad value “_bank” for attribute “target” on element “a”: Reserved keyword “bank” used.
Attribute “lazysrc” not allowed on element “img” at this point.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Stray end tag “div”.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
Bad value “” for attribute “name” on element “input”: Must not be empty.
Bad value “” for attribute “src” on element “img”: Must be non-empty.
Bad value “” for attribute “autocomplete” on element “input”: Must not be empty.
Warnings:
Empty heading.
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