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Non-standard
This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
The InternalError object indicates an error that occurred internally in the JavaScript engine. For example: "InternalError: too much recursion".
Syntax
new InternalError([message[, fileName[, lineNumber]]])
Parameters
message- Optional. Human-readable description of the error
fileName- Optional. The name of the file containing the code that caused the exception
lineNumber- Optional. The line number of the code that caused the exception
Description
An InternalError is thrown whenever an internal error in the JavaScript engine occurred.
Example cases are mostly when something is too large, e.g.:
- "too many switch cases",
- "too many parentheses in regular expression",
- "array initializer too large",
- "too much recursion".
Properties
InternalError.prototype- Allows the addition of properties to an
InternalErrorobject.
Methods
The global InternalError contains no methods of its own, however, it does inherit some methods through the prototype chain.
InternalError instances
Properties
InternalError.prototype.constructor- Specifies the function that created an instance's prototype.
InternalError.prototype.message- Error message. Inherited from
Error. InternalError.prototype.name- Error name. Inherited from
Error. InternalError.prototype.fileName- Path to file that raised this error. Inherited from
Error. InternalError.prototype.lineNumber- Line number in file that raised this error. Inherited from
Error. InternalError.prototype.columnNumber- Column number in line that raised this error. Inherited from
Error. InternalError.prototype.stack- Stack trace. Inherited from
Error.
Methods
Although the InternalError prototype object does not contain any methods of its own, InternalError instances do inherit some methods through the prototype chain.
Specifications
Not part of any specifications.
Browser compatibility
| Desktop | Mobile | Server | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chrome | Edge | Firefox | Internet Explorer | Opera | Safari | Android webview | Chrome for Android | Edge Mobile | Firefox for Android | Opera for Android | iOS Safari | Samsung Internet | Node.js | |
| Basic support | Chrome No support No | Edge No support No | Firefox Full support 1 | IE No support No | Opera No support No | Safari No support No | WebView Android No support No | Chrome Android No support No | Edge Mobile No support No | Firefox Android Full support 4 | Opera Android No support No | Safari iOS No support No | Samsung Internet Android No support No | nodejs No support No |
Legend
- Full support
- Full support
- No support
- No support
- Non-standard. Expect poor cross-browser support.
- Non-standard. Expect poor cross-browser support.