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Title: Error - JavaScript | MDN

Open Graph Title: Error - JavaScript | MDN

Description: Error objects are thrown when runtime errors occur. The Error object can also be used as a base object for user-defined exceptions. See below for standard built-in error types.

Open Graph Description: Error objects are thrown when runtime errors occur. The Error object can also be used as a base object for user-defined exceptions. See below for standard built-in error types.

Opengraph URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error

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Referencehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference
Standard built-in objectshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects
Errorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error
https://github.com/orgs/mdn/discussions/739
https://developer.mozilla.org/de/docs/Web/JavaScript/Reference/Global_Objects/Error
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error
https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Error
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Learn more https://developer.mozilla.org/en-US/docs/Glossary/Baseline/Compatibility
See full compatibility https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#browser_compatibility
Report feedback https://survey.alchemer.com/s3/7634825/MDN-baseline-feedback?page=%2Fen-US%2Fdocs%2FWeb%2FJavaScript%2FReference%2FGlobal_Objects%2FError&level=high
Descriptionhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#description
Constructorhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#constructor
Static propertieshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#static_properties
Static methodshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#static_methods
Instance propertieshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#instance_properties
Instance methodshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#instance_methods
Exampleshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#examples
Specificationshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#specifications
Browser compatibilityhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#browser_compatibility
See alsohttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#see_also
Descriptionhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#description
serializable objecthttps://developer.mozilla.org/en-US/docs/Glossary/Serializable_object
structuredClone()https://developer.mozilla.org/en-US/docs/Web/API/Window/structuredClone
Workershttps://developer.mozilla.org/en-US/docs/Web/API/Worker
postMessage()https://developer.mozilla.org/en-US/docs/Web/API/Worker/postMessage
Error typeshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#error_types
Exception handling statementshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Control_flow_and_error_handling#exception_handling_statements
EvalErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/EvalError
eval()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/eval
RangeErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RangeError
ReferenceErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError
SyntaxErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError
TypeErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypeError
URIErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/URIError
encodeURI()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/encodeURI
decodeURI()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/decodeURI
AggregateErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/AggregateError
Promise.any()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise/any
InternalErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/InternalError
Constructorhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#constructor
Error()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/Error
Static propertieshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#static_properties
Error.stackTraceLimithttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/stackTraceLimit
Static methodshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#static_methods
Error.captureStackTrace()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/captureStackTrace
stackhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/stack
Error.isError()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/isError
Error.prepareStackTrace() Non-standard Optionalhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#error.preparestacktrace
V8 Stack Trace APIhttps://v8.dev/docs/stack-trace-api#customizing-stack-traces
Instance propertieshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#instance_properties
Error.prototype.constructorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/constructor
Errorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/Error
Error.prototype.namehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/name
TypeErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypeError
SyntaxErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError
Error.prototype.stackhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/stack
causehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause
columnNumberhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/columnNumber
fileNamehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/fileName
lineNumberhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/lineNumber
messagehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/message
Instance methodshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#instance_methods
Error.prototype.toString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/toString
Object.prototype.toString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toString
Exampleshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#examples
Throwing a generic errorhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#throwing_a_generic_error
throwhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/throw
try...catchhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/try...catch
Handling a specific error typehttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#handling_a_specific_error_type
instanceofhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/instanceof
Differentiate between similar errorshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#differentiate_between_similar_errors
optionshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/Error#options
error cause pagehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause#providing_structured_data_as_the_error_cause
Custom error typeshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#custom_error_types
Custom error typeshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#custom_error_types
"What's a good way to extend Error in JavaScript?"https://stackoverflow.com/questions/1382107/whats-a-good-way-to-extend-error-in-javascript
Reflect.construct()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Reflect/construct
additional configurationhttps://github.com/loganfsmyth/babel-plugin-transform-builtin-extend
Object.setPrototypeOf(this, CustomError.prototype)https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/setPrototypeOf
the TypeScript FAQhttps://github.com/microsoft/TypeScript/wiki/FAQ#why-doesnt-extending-built-ins-like-error-array-and-map-work
Specificationshttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#specifications
ECMAScript® 2026 Language Specification# sec-error-objectshttps://tc39.es/ecma262/multipage/fundamental-objects.html#sec-error-objects
Browser compatibilityhttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#browser_compatibility
See alsohttps://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/Error#see_also
Polyfill of Error with cause support in core-jshttps://github.com/zloirock/core-js#ecmascript-error
es-shims polyfill of Error causehttps://www.npmjs.com/package/error-cause
throwhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/throw
try...catchhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/try...catch
Stack trace APIhttps://v8.dev/docs/stack-trace-api
Learn how to contributehttps://developer.mozilla.org/en-US/docs/MDN/Community/Getting_started
MDN contributorshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/contributors.txt
View this page on GitHubhttps://github.com/mdn/content/blob/main/files/en-us/web/javascript/reference/global_objects/error/index.md?plain=1
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Standard built-in objectshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects
Errorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error
Error()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/Error
captureStackTrace()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/captureStackTrace
isError()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/isError
stackTraceLimithttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/stackTraceLimit
toString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/toString
causehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/cause
columnNumberhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/columnNumber
fileNamehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/fileName
lineNumberhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/lineNumber
messagehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/message
namehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/name
stackhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Error/stack
Object/Functionhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object
apply()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/apply
bind()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/bind
call()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/call
toString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/toString
[Symbol.hasInstance]()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/Symbol.hasInstance
displayNamehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/displayName
lengthhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/length
namehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/name
prototypehttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/prototype
argumentshttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/arguments
callerhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/caller
__defineGetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__defineGetter__
__defineSetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__defineSetter__
__lookupGetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__lookupGetter__
__lookupSetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__lookupSetter__
hasOwnProperty()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty
isPrototypeOf()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/isPrototypeOf
propertyIsEnumerable()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/propertyIsEnumerable
toLocaleString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toLocaleString
toString()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toString
valueOf()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/valueOf
__proto__https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/proto
constructorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/constructor
AggregateErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/AggregateError
EvalErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/EvalError
InternalErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/InternalError
RangeErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/RangeError
ReferenceErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ReferenceError
SyntaxErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SyntaxError
TypeErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/TypeError
URIErrorhttps://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/URIError
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Community Participation Guidelineshttps://www.mozilla.org/about/governance/policies/participation/
Mozilla Corporation’shttps://www.mozilla.org/
Mozilla Foundationhttps://foundation.mozilla.org/
a Creative Commons licensehttps://developer.mozilla.org/docs/MDN/Writing_guidelines/Attrib_copyright_license

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URLs of crawlers that visited me.