CanvasRenderingContext2D.removeHitRegion() - Web APIs 编辑

Obsolete

This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

The CanvasRenderingContext2D method removeHitRegion() removes a given hit region from the canvas.

Syntax

void ctx.removeHitRegion(id);

Parameters

id

A DOMString representing the id of the region that is to be removed.

Examples

Using the removeHitRegion method

This example demonstrates the removeHitRegion() method.

HTML

<canvas id="canvas"></canvas>

JavaScript

const canvas = document.getElementById('canvas');
const ctx = canvas.getContext('2d');

// Set a hit region
ctx.addHitRegion({id: 'eyes'});

// Remove it from the canvas
ctx.removeHitRegion('eyes');

Specifications

Canvas hit regions have been removed from the WHATWG Living Standard, although discussions about future standardization are ongoing. See https://github.com/whatwg/html/issues/3407 for more information.

Browser compatibility

BCD tables only load in the browser

See also

• CanvasRenderingContext2D.addHitRegion()
• CanvasRenderingContext2D.clearHitRegions()