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Error: columnNumber - JavaScript | MDN
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Error: columnNumber

Non-standard: This feature is not standardized. We do not recommend using non-standard features in production, as they have limited browser support, and may change or be removed. However, they can be a suitable alternative in specific cases where no standard option exists.

The columnNumber data property of an Error instance contains the column number in the line of the file that raised this error.

In this article

Value

A positive integer.

Property attributes of Error: columnNumber
Writableyes
Enumerableno
Configurableyes

Examples

Using columnNumber

js
try {
  throw new Error("Could not parse input");
} catch (err) {
  console.log(err.columnNumber); // 9
}

Specifications

Not part of any standard.

Browser compatibility

See also

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This page was last modified on Jul 10, 2025 by MDN contributors.

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  1. Standard built-in objects
  2. Error
  3. Constructor
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  4. Static methods
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  5. Static properties
    1. stackTraceLimit
  6. Instance methods
    1. toString()
  7. Instance properties
    1. cause
    2. columnNumber
    3. fileName
    4. lineNumber
    5. message
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  13. Instance properties
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  14. Related pages
  15. AggregateError
  16. EvalError
  17. InternalError
  18. RangeError
  19. ReferenceError
  20. SyntaxError
  21. TypeError
  22. URIError
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