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<!DOCTYPE html> <html> <body> <h1>The Window Object</h1> <h2>The resizeBy() Method</h2> <p>Open a new window, and resize it to 300 x 300:</p> <button onclick="openWin()">Create window</button> <button onclick="resizeWin()">Resize window</button> <script> let myWindow; function openWin() { myWindow = window.open("", "", "width=200, height=100"); } function resizeWin() { myWindow.resizeTo(300, 300); } </script> </body> </html>
