SecurityPolicyViolationEvent.lineNumber

Experimental: This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The lineNumber read-only property of the SecurityPolicyViolationEvent interface is the line number in the document or worker at which the violation occurred.

Syntax

let lineNumber = violationEventInstance.lineNumber;

Value

A number representing the line number at which the violation occurred.

Example

document.addEventListener("securitypolicyviolation", (e) => {
  console.log(e.lineNumber);
});

Specifications

Browser compatibility

Desktop Mobile
Chrome Edge Firefox Internet Explorer Opera Safari WebView Android Chrome Android Firefox for Android Opera Android Safari on IOS Samsung Internet
lineNumber
41
15
63
No
28
10
41
41
63
28
10
4.0

See also

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https://developer.mozilla.org/en-US/docs/Web/API/SecurityPolicyViolationEvent/lineNumber