Resizes the current window by a certain amount.
xDeltais the number of pixels to grow the window horizontally.
yDeltais the number of pixels to grow the window vertically.
// shrink the window window.resizeBy(-200, -200);
This method resizes the window relative to its current size. To resize the window in absolute terms, use
Since Firefox 7, it's no longer possible for a web site to change the default size of a window in a browser, according to the following rules:
- You can't resize a window or tab that wasn’t created by window.open.
- You can't resize a window or tab when it’s in a window with more than one tab.
DOM Level 0. Not part of specification.