URIError

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.

* Some parts of this feature may have varying levels of support.

URIError 对象用来表示以一种错误的方式使用全局 URI 处理函数而产生的错误。

URIError可序列化对象,所以可以使用 structuredClone() 克隆它,或者在 Worker 间使用 postMessage() 拷贝这个对象。

构造函数

URIError()

创建一个新的 URIError 对象。

实例属性

URIError.prototype.message

错误消息。继承自 Error

URIError.prototype.name

错误名称。继承自 Error

URIError.prototype.cause

导致错误的原因。继承自 Error

URIError.prototype.fileName 非标准

引发此错误的文件的路径。继承自 Error

URIError.prototype.lineNumber 非标准

引发此错误的代码所在的文件的行号。继承自 Error

URIError.prototype.columnNumber 非标准

引发此错误的代码在文件中所在行的列号。继承自 Error

URIError.prototype.stack 非标准

堆栈跟踪。继承自 Error

示例

捕获一个 URIError

js
try {
  decodeURIComponent("%");
} catch (e) {
  console.log(e instanceof URIError); // true
  console.log(e.message); // "malformed URI sequence"
  console.log(e.name); // "URIError"
  console.log(e.fileName); // "Scratchpad/1"
  console.log(e.lineNumber); // 2
  console.log(e.columnNumber); // 2
  console.log(e.stack); // "@Scratchpad/2:2:3\n"
}

创建一个 URIError

js
try {
  throw new URIError("Hello", "someFile.js", 10);
} catch (e) {
  console.log(e instanceof URIError); // true
  console.log(e.message); // "Hello"
  console.log(e.name); // "URIError"
  console.log(e.fileName); // "someFile.js"
  console.log(e.lineNumber); // 10
  console.log(e.columnNumber); // 0
  console.log(e.stack); // "@Scratchpad/2:2:9\n"
}

规范

Specification
ECMAScript® 2025 Language Specification
# sec-native-error-types-used-in-this-standard-urierror

浏览器兼容性

Report problems with this compatibility data on GitHub
desktopmobileserver
Chrome
Edge
Firefox
Opera
Safari
Chrome Android
Firefox for Android
Opera Android
Safari on iOS
Samsung Internet
WebView Android
WebView on iOS
Deno
Node.js
URIError
URIError() constructor
URIError is serializable

Legend

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Full support
Full support
No support
No support
See implementation notes.

参见