web api instance method
Highlight: add() method
The add() method of the Highlight interface adds a new AbstractRange object to a highlight, to be styled using the CSS Custom Highlight API.
Highlight is a Set-like object, so this is similar to using add().
Syntax
add(range)
Parameters
range- : An
AbstractRangeobject to add to theHighlight.
- : An
Return value
The Highlight object, with the added range.
Examples
The code snippet below shows how to add two ranges to a new highlight object:
const highlight = new Highlight();
const range1 = new Range();
const range2 = new Range();
highlight.add(range1).add(range2);
console.log(highlight.size); // 2
Specifications
SpecificationsStandards references are available on the canonical MDN page.
Browser compatibility
Browser compatibilityCompatibility data is available on the canonical MDN page.