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Error() - JavaScript | MDN
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  2. JavaScript
  3. JavaScript
  5. Error
  6. Error()
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Error()

Baseline Widely available

This feature is well established and works across many devices and browser versions. Its been available across browsers since 2015 7.

Error .

In this article

js
new Error();
new Error(message);
new Error(message, fileName);
new Error(message, fileName, lineNumber);

message Optional

.

fileName Optional

Error fileName . Error() .

lineNumber Optional

Error lineNumber . Error() .

Error new Error . Error new .

js
//  ...
const x = Error("  !");

// ...     
const y = new Error('"new"   !');

Specification
ECMAScript 2027 LanguageSpecification
# sec-error-constructor

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  2. Error
    1. Error()
    1. captureStackTrace()
    2. isError()
    1. stackTraceLimit
    1. Error.prototype.toString()
    1. Error: cause
    2. Error: columnNumber
    3. Error: fileName
    4. Error: lineNumber
    5. Error: message
    6. Error.prototype.name
    7. Error.prototype.stack
  9. Object/Function
    1. Function.prototype.apply()
    2. Function.prototype.bind()
    3. Function.prototype.call()
    4. Function.prototype.toSource()
    5. Function.prototype[@@hasInstance]()
    1. Function: displayName
    2. Function.prototype.length
    3. Function: name
    4. Function
    5. Function.arguments
    6. Function.prototype.caller
    1. Object.prototype.__defineGetter__()
    2. Object.prototype.__defineSetter__()
    3. Object.prototype.__lookupGetter__()
    4. Object.prototype.__lookupSetter__()
    5. Object.prototype.hasOwnProperty()
    6. Object.prototype.isPrototypeOf()
    7. Object.prototype.propertyIsEnumerable()
    8. Object.prototype.toLocaleString()
    9. Object.prototype.toString()
    10. Object.prototype.valueOf()
    1. Object.prototype.__proto__
    2. Object.prototype.constructor
  15. AggregateError
  16. EvalError
  17. InternalError
  18. RangeError
  19. ReferenceError
  20. SyntaxError
  21. TypeError
  22. URIError
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