<!DOCTYPE html> <html> <body> <h1>Document 对象</h1> <h2>lastModified 属性</h2> <p>将 lastModified 属性转换为 Date 对象:</p> <p id="demo"></p> <script> const date = new Date(document.lastModified); document.getElementById("demo").innerHTML = date; </script> </body> </html>