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FileReader：error 属性 - Web API

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

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• 值
• 规范
• 浏览器兼容性
• 参见

1. 文件 API
2. FileReader
3. 构造函数
   1. FileReader()
4. 实例属性
   1. error
   2. readyState
   3. result
5. 实例方法
   1. abort()
   2. readAsArrayBuffer()
   3. readAsBinaryString() 已弃用
   4. readAsDataURL()
   5. readAsText()
6. 事件
   1. abort
   2. error
   3. load
   4. loadend
   5. loadstart
   6. progress
7. 继承
   1. EventTarget
8. File API 的相关页面
   1. Blob
   2. File
   3. FileList
   4. FileReaderSync
   5. URL.createObjectURL
   6. URL.revokeObjectURL
9. 指南
   1. 在 web 应用程序中使用文件

• 值
• 规范
• 浏览器兼容性
• 参见

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

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备注： 此特性在 Web Worker 中可用。

FileReader 接口的 error 只读属性返回读取文件时发生的错误。

包含相关错误的 DOMException 对象。

• FileReader

.

This page was last modified on 2024年5月15日 by MDN contributors.

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