Results for “describe”
Small, practical examples. Search by task or narrow things down below.
Represent removed and inserted text
HTML: Del and ins record a textual change while retaining both versions in the document.
HTML✓ Tested
Require a checkbox to be selected
HTML: A required checkbox is invalid until that individual control is checked.
HTML✓ Tested
Require a form field
HTML: Learn how to require a form field in a complete browser example.
HTML✓ Tested
Require a nonempty text value
HTML: The required attribute makes an empty text control fail native constraint validation.
HTML✓ Tested
Require numeric values on a chosen step
HTML: The step interval is measured from the minimum value when one is provided.
HTML✓ Tested
Reserve an image’s display dimensions
HTML: Width and height attributes supply a known display size and aspect ratio before decoding finishes.
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Reserve space for a visible border
CSS: A border adds to the outer dimensions of a content-box element.
CSS✓ Tested
Resolve relative links against an explicit base
HTML: A base href changes how relative document URLs are resolved.
HTML✓ Tested
Respect dark color preference
Apply different CSS colors when the browser requests a dark theme.
CSS✓ Tested
Respect reduced motion
Disable a CSS animation when the user prefers reduced motion.
CSS✓ Tested
Restart numbering at an individual list item
HTML: A value on one ordered-list item sets its ordinal and affects following items.
HTML✓ Tested
Restore controls to their initial form defaults
HTML: A reset button restores default values rather than clearing every control.
HTML✓ Tested