HashChangeEvent: oldURL property

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since July 2015.

The oldURL read-only property of the HashChangeEvent interface returns the previous URL from which the window was navigated.

Value

A string.

Examples

js
window.addEventListener("hashchange", (event) => {
  console.log(`Hash changed from ${event.oldURL}`);
});

Specifications

Specification
HTML Standard
# dom-hashchangeevent-oldurl-dev

Browser compatibility

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