Class Highlight

Manages a visible highlight around an ElementHandle.

Remarks

See the constructor for documentation.

Hierarchy

  • Highlight

Constructors

Properties

Methods

Constructors

  • Manages a visible highlight around an ElementHandle.

    Parameters

    • ctx: Context

      Context object.

    • el: ElementHandle<Element>

      The element to overlay with a highlight.

    • Optional options: HighlightOptions

      Options for the highlight.

    Returns Highlight

    The Highlight instance.

    Remarks

    A highlight is a colored transparent marker that appears around an element. It point users to important data or fields that they should acknowledge, double-check, confirm, or edit. Highlights do not block clicks or other user actions.

    The highlight reacts to changes in element size, but not to element existence, and is not reapplied after page navigation. For that, use the highlightSelector or highlightXpath helpers. The highlight is appended to the element's scroll container and will follow scrolling and display with the correct z-index.

    The highlight must be started to find the element and apply the marker, and it can be removed from the DOM by calling stop().

    Note: In general, you will want to use the highlightSelector or highlightXpath helpers instead; this class is mostly intended to build your own helpers.

    Example

    const el = await page.$('.myElement');
    const highlight = new Highlight(ctx, el, {color: '#BEEEEF'});
    // ...
    highlight.stop();

Properties

ctx: Context
el: ElementHandle<Element>
id: string
options: Required<HighlightOptions>

Methods

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