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ErrorEvent：error 属性 - Web API

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1. 面向开发者的 Web 技术
2. Web API
3. ErrorEvent
4. ErrorEvent：error 属性

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• 值
• 示例
• 规范
• 浏览器兼容性

1. HTML DOM API
2. ErrorEvent
3. 构造函数
   1. ErrorEvent()
4. 实例属性
   1. colno
   2. error
   3. filename
   4. lineno
   5. message
5. 继承
   1. Event
6. HTML DOM 的相关页面
   1. BeforeUnloadEvent
   2. DOMStringMap
   3. HTMLAnchorElement
   4. HTMLAreaElement
   5. HTMLAudioElement
   6. HTMLBRElement
   7. HTMLBaseElement
   8. HTMLBodyElement
   9. HTMLButtonElement
   10. HTMLCanvasElement
   11. HTMLDListElement
   12. HTMLDataElement
   13. HTMLDataListElement
   14. HTMLDialogElement
   15. HTMLDivElement
   16. HTMLDocument
   17. HTMLElement
   18. HTMLEmbedElement
   19. HTMLFieldSetElement
   20. HTMLFormControlsCollection
   21. HTMLFormElement
   22. HTMLFrameSetElement 已弃用
   23. HTMLHRElement
   24. HTMLHeadElement
   25. HTMLHeadingElement
   26. HTMLHtmlElement
   27. HTMLIFrameElement
   28. HTMLImageElement
   29. HTMLInputElement
   30. HTMLLIElement
   31. HTMLLabelElement
   32. HTMLLegendElement
   33. HTMLLinkElement
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   81. Plugin 已弃用
   82. PluginArray 已弃用
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   85. UserActivation
   86. ValidityState
   87. Window
   88. WorkletGlobalScope
7. 指南
   1. 在 JavaScript 中通过 queueMicrotask() 使用微任务
   2. 深入：微任务与 Javascript 运行时环境

• 值
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• 浏览器兼容性

备注： 此特性在 Web Worker 中可用。

ErrorEvent 接口的 error 只读属性返回一个表示与事件关联错误的 JavaScript 值，例如 Error 或 DOMException。

任何有效的 JavaScript 值。

js

window.addEventListener("error", (ev) => {
  console.log("错误实例：" + ev.error);
});

.

This page was last modified on 2025年2月9日 by MDN contributors.

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