HTML5 Custom Data Attributes (data-*)
Attribute Name
The data attribute name must be at least one character long and must be prefixed with 'data-'. It should not contain any uppercase letters.
Attribute Value
The attribute value can be any string.
<li data-spacing="10cm" data-sowing-time="March to June">Carrots</li>
Attribute Name
The data attribute name must be at least one character long and must be prefixed with 'data-'. It should not contain any uppercase letters.
Attribute Value
The attribute value can be any string.
<li data-spacing="10cm" data-sowing-time="March to June">Carrots</li>
A customizable quick reference to Web Content Accessibility Guidelines (WCAG) 2 requirements
https://www.w3.org/WAI/WCAG21/quickref/
https://www.w3.org/WAI/WCAG21/quickref/