ImageData.width - Web API 接口参考 编辑

只读的 ImageData.width 属性，返回在图像数据对象中每一行像素的数量。

语法

imagedata.width

示例

var imagedata = new ImageData(100, 100);
imagedata.width // 100

规范描述

Specification	Status	Comment
HTML Living Standard ImageData.width	Living Standard

浏览器兼容性

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

• Desktop
• Mobile

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari
Basic support	(Yes)	14 (14)	9.0	9.0	3.1

Feature	Android	Firefox Mobile (Gecko)	IE Mobile	Opera Mobile	Safari Mobile
Basic support	(Yes)	14.0 (14)	(Yes)	(Yes)	(Yes)

参见

• ImageData.height