Tomshw.it W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “charset” not allowed on element “meta” at this point.
Bad value “text/html” for attribute “content” on element “meta”: The legacy encoding declaration did not start with “text/html;”.
A document must not include both a “meta” element with an “http-equiv” attribute whose value is “content-type”, and a “meta” element with a “charset” attribute.
Bad value “\” for attribute “href” on element “a”: Backslash ("\") used as path segment delimiter.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Element “source” is missing required attribute “srcset”.
Element “img” is missing required attribute “src”.
The text content of element “time” was not in the required format: The literal did not satisfy the time-datetime format.
Duplicate ID “D_1”.
Duplicate ID “D_2”.
Element “div” not allowed as child of element “span” in this context. (Suppressing further errors from this subtree.)
Too many messages.
Warnings:
The “type” attribute is unnecessary for JavaScript resources.
The “type” attribute for the “style” element is not needed and should be omitted.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Empty heading.
The first occurrence of ID “D_1” was here.
The first occurrence of ID “D_2” was here.
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