OffscreenCanvas.height

这是一个实验中的功能
此功能某些浏览器尚在开发中,请参考浏览器兼容性表格以得到在不同浏览器中适合使用的前缀。由于该功能对应的标准文档可能被重新修订,所以在未来版本的浏览器中该功能的语法和行为可能随之改变。

设置或者获取OffscreenCanvas 对象的高度.

语法

var pxl = offscreen.height;
offscreen.height = pxl;

例子

创建一个新的离屏 canvas,获取或者设置离屏 canvas 的高度:

var offscreen = new OffscreenCanvas(256, 256);
offscreen.height; // 256
offscreen.height = 512;

规范

Specification Status Comment
HTML Living Standard
OffscreenCanvas.height
Living Standard

浏览器兼容性

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
height
Experimental
Chrome Full support 69Edge ? Firefox Partial support 44
Notes Disabled
Partial support 44
Notes Disabled
Notes See bug 1390089.
Disabled From version 44: this feature is behind the gfx.offscreencanvas.enabled preference. To change preferences in Firefox, visit about:config.
IE No support NoOpera Full support 56Safari No support NoWebView Android No support NoChrome Android Full support 69Firefox Android Partial support 44
Notes Disabled
Partial support 44
Notes Disabled
Notes See bug 1390089.
Disabled From version 44: this feature is behind the gfx.offscreencanvas.enabled preference. To change preferences in Firefox, visit about:config.
Opera Android Full support YesSafari iOS No support NoSamsung Internet Android No support No

Legend

Full support  
Full support
Partial support  
Partial 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.
See implementation notes.
See implementation notes.
User must explicitly enable this feature.
User must explicitly enable this feature.

另外参阅