Philips.co.th W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
Attribute “xmlns:wb” not allowed here.
Bad value “” for attribute “id” on element “section”: An ID must not be the empty string.
Bad value “” for attribute “action” on element “form”: Must be non-empty.
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 “a”.
Duplicate ID “”.
Bad value “อีเมล์แอดเดรส
” for attribute “placeholder” on element “input”: Line feed not allowed.
Stray end tag “source”.
Bad value “” for attribute “media” on element “source”: Media query ended prematurely.
Duplicate ID “item_1”.
Attribute “none” not allowed on element “a” at this point.
Duplicate ID “item_2”.
The “for” attribute of the “label” element must refer to a non-hidden form control.
Warnings:
Attribute with the local name “xmlns:wb” is not serializable as XML 1.0.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
The first occurrence of ID “” was here.
Empty heading.
The first occurrence of ID “item_1” was here.
The first occurrence of ID “item_2” was here.
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