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Storage: clear() method

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 clear() method of the Storage interface clears all keys stored in a given Storage object.

Syntax

clear()

Parameters

None.

Return value

None (undefined).

Examples

The following function creates three data entries in local storage, and then deletes them by using clear().

function populateStorage() {
  localStorage.setItem("bgcolor", "red");
  localStorage.setItem("font", "Helvetica");
  localStorage.setItem("image", "miGato.png");

  localStorage.clear();
}

Note: For a real-world example, see our Web Storage Demo.

Specifications

Specification
HTML> # dom-storage-clear-dev>

Browser compatibility

	Desktop					Mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on IOS	Samsung Internet	WebView Android	WebView on iOS
`clear`	4	12	3.5	10.5	4	18	6	11	3.2	1.0	4.4	3.2