![]() The Applicability sectionĮxplains the scope of the technique, and the presence of techniques for a specific They relate to the normative WCAG 2.1 success criteria. See Understanding Techniques for WCAG Success Criteria for important information about the usage of these informative techniques and how Using Aria-Invalid to Indicate An Error Field Important Information about Techniques ARIA21: Using Aria-Invalid to Indicate An Error Field ![]()
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