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History: length property

The History.length read-only property returns an integer representing the number of elements in the session history, including the currently loaded page.

For example, for a page loaded in a new tab this property returns 1.

Value

A number.

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
length 1 12 1 10 ≤12.1 1 4.4 18 4 ≤12.1 1 1.0

See also

  • The History interface it belongs to.

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https://developer.mozilla.org/en-US/docs/Web/API/History/length