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 columnNumber property contains the column number in the line of the file that raised this error.


Using columnNumber

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


Not part of any standard.

Browser compatibility

BCD tables only load in the browser

See also