Summary

Resizes the current window by a certain amount.

Syntax

window.resizeBy(xDelta, yDelta) 

Parameters

  • xDelta is the number of pixels to grow the window horizontally.
  • yDelta is the number of pixels to grow the window vertically.

Example

// shrink the window 
window.resizeBy(-200, -200);

Notes

This method resizes the window relative to its current size. To resize the window in absolute terms, use window.resizeTo.

Specifications

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

Browser Compatibility

FeatureChromeEdgeFirefoxInternet ExplorerOperaSafari
Basic support Yes ? Yes1 ? ? ?
FeatureAndroid webviewChrome for AndroidEdge mobileFirefox for AndroidOpera AndroidiOS SafariSamsung Internet
Basic support Yes Yes ? Yes ? ? ?

1. Since Firefox 7, it's no longer possible for a web site to change the default size of a window in a browser if the window wasn’t created by window.open or contains more than one tab. See here for more details.

Document Tags and Contributors

Last updated by: lucian95,