Window.resizeTo()

The Window.resizeTo() method dynamically resizes the window.

Syntax

window.resizeTo(width, height)

Parameters

width: An integer representing the new outerWidth in pixels (including scroll bars, title bars, etc).
height: An integer value representing the new outerHeight in pixels (including scroll bars, title bars, etc).

Example

This function resizes the window so that it takes up one quarter of the available screen. See the Screen.availWidth and Screen.availHeight properties.

function quarter() {
  window.resizeTo(
    window.screen.availWidth / 2,
    window.screen.availHeight / 2
  );
}

Specifications

Specification	Status	Comment
CSS Object Model (CSSOM) View Module The definition of 'window.resizeTo()' in that specification.	Working Draft

Browser compatibility

BCD tables only load in the browser

Note: It's not possible to resize a window or tab that wasn’t created by window.open(). It's also not possible to resize when the window has multiple tabs.