Error: fileName

{{Non-standard_Header}}

The fileName data property of an {{jsxref("Error")}} instance contains the path to the file that raised this error.

Value#

A string.

{{js_property_attributes(1, 0, 1)}}

Description#

This non-standard property contains the path to the file that raised this error. If called from a debugger context, the Firefox Developer Tools for example, "debugger eval code" is returned.

Examples#

Using fileName#

const e = new Error("Could not parse input");
throw e;
// e.fileName could look like "file:///C:/example.html"

Specifications#

Not part of any standard.

Browser compatibility#

{{Compat}}

See also#

• {{jsxref("Error.prototype.stack")}}
• {{jsxref("Error.prototype.columnNumber")}}
• {{jsxref("Error.prototype.lineNumber")}}