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<!DOCTYPE html> <html> <body> <p>此示例使用 addEventListener() 方法在窗口对象上附加一个“resize”事件。</p> <p>尝试调整浏览器窗口的大小。</p> <p>窗口大小调整<span id="demo">0</span> 次。</p> <script> window.addEventListener("resize", myFunction); var x = 0; function myFunction() { var txt = x += 1; document.getElementById("demo").innerHTML = txt; } </script> </body> </html>