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
| Specification | Status | Comment |
|---|---|---|
| Content Security Policy Level 3 The definition of 'lineNumber' in that specification. |
Working Draft | Initial definition |
Browser compatibility
BCD tables only load in the browser