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URIError อ็อบเจกต์จะแสดง error เมื่อฟังก์ชั่นการจัดการ URI ถูกใช้ผิดรูปแบบ
Syntax
new URIError([message[,fileName[, lineNumber]]])
Parameters
- message
- Optional. คำอธิบาย error
fileName- Optional. ชื่อไฟล์ที่เกิด exception
lineNumber- Optional. เลขบรรทัดที่เกิด exception
Description
URIError จะถูก thrown เมื่อใส่พารามิเตอร์ที่ผิดรูปแบบในฟังก์ชั่นการจัดการ URI
Properties
URIError.prototype- อนุญาตให้เพิ่ม properties เข้ามาในอ็อบเจกต์
URIError
Methods
The global URIError ไม่มี methods ของตัวเอง แต่สามารถสืบทอด method ผ่าน prototype ได้
URIError instances
Properties
URIError.prototype.constructor- Specifies the function that created an instance's prototype.
URIError.prototype.message- Error message. Although ECMA-262 specifies that
URIErrorshould provide its ownmessageproperty, in SpiderMonkey, it inheritsError.prototype.message. URIError.prototype.name- Error name. Inherited from
Error. URIError.prototype.fileName- Path to file that raised this error. Inherited from
Error. URIError.prototype.lineNumber- Line number in file that raised this error. Inherited from
Error. URIError.prototype.columnNumber- Column number in line that raised this error. Inherited from
Error. URIError.prototype.stack- Stack trace. Inherited from
Error.
Methods
Although the URIError prototype object does not contain any methods of its own, URIError instances do inherit some methods through the prototype chain.
Examples
Catching an URIError
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"
}
Creating an URIError
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"
}
Specifications
| Specification | Status | Comment |
|---|---|---|
| ECMAScript 3rd Edition (ECMA-262) The definition of 'URIError' in that specification. |
Standard | Initial definition |
| ECMAScript 5.1 (ECMA-262) The definition of 'URIError' in that specification. |
Standard | |
| ECMAScript 2015 (6th Edition, ECMA-262) The definition of 'URIError' in that specification. |
Standard | |
| ECMAScript 2017 Draft (ECMA-262) The definition of 'URIError' in that specification. |
Draft |
Browser compatibility
| Feature | Chrome | Firefox (Gecko) | Internet Explorer | Opera | Safari |
|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) |
| Feature | Android | Chrome for Android | Firefox Mobile (Gecko) | IE Mobile | Opera Mobile | Safari Mobile |
|---|---|---|---|---|---|---|
| Basic support | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) | (Yes) |