概述
返回一个布尔值，表明当前事件是否调用了 event.preventDefault()方法。
注意:你应该使用该属性来代替以前的非标准的已经被废弃的
getPreventDefault()方法 (查看bug 691151).语法
bool = event.defaultPrevented
示例
if (e.defaultPrevented) {
/* 事件的默认动作已被取消*/
}
规范
| Specification | Status | Comment |
|---|---|---|
| DOM Event.defaultPrevented() |
Living Standard |
浏览器兼容
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
Update compatibility data on GitHub
| Desktop | Mobile | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | |
| Basic support | Chrome Full support 18 | Edge Full support Yes | Firefox Full support 6 | IE Full support 9 | Opera Full support 11 | Safari Full support 5 | WebView Android Full support Yes | Chrome Android Full support 18 | Edge Mobile Full support Yes | Firefox Android Full support 6 | Opera Android Full support 11 | Safari iOS Full support 5 | Samsung Internet Android ? |
Legend
- Full support
- Full support
- Compatibility unknown
- Compatibility unknown