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This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

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

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
removeHitRegion
Experimental
Chrome Full support Yes
Disabled
Full support Yes
Disabled
Disabled This feature is behind the Experimental Web Platform Features preference. To change preferences in Chrome, visit chrome://flags.
Edge ? Firefox Full support 30
Disabled
Full support 30
Disabled
Disabled From version 30: this feature is behind the canvas.hitregions.enabled preference. To change preferences in Firefox, visit about:config.
IE Full support YesOpera Full support YesSafari Full support YesWebView Android No support NoChrome Android No support NoEdge Mobile ? Firefox Android Full support 30
Disabled
Full support 30
Disabled
Disabled From version 30: this feature is behind the canvas.hitregions.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support YesSafari iOS Full support YesSamsung Internet Android No support No

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.
User must explicitly enable this feature.
User must explicitly enable this feature.

See also

Метки документа и участники

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