code 只读特性在 DOMException interface returns a short that contains one of the error code constants ,或 0 if none match. This field is used for historical reasons. New DOM exceptions don't use this anymore: they put this info in the DOMException.name 属性。

句法

var domExceptionCode = domExceptionInstance.code;
					

A short number.

规范

规范 状态 注释
Web IDL
The definition of 'code' in that specification.
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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. 更新 GitHub 上的兼容性数据
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Chrome Edge Firefox Internet Explorer Opera Safari Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
code Chrome Yes Edge 12 Firefox 1 IE ? Opera Yes Safari Yes WebView Android Yes Chrome Android Yes Firefox Android 4 Opera Android Yes Safari iOS Yes Samsung Internet Android Yes

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