编辑下面的代码:【加编码】
<html> <body> <p id="demo">Click the button to display the number of milliseconds since midnight, January 1, 1970.</p> <button onclick="myFunction()">Try it</button> <script> function myFunction() { var d = new Date(); var x = document.getElementById("demo"); x.innerHTML=d.getTime(); } </script> </body> </html>
结果: 【此窗口】 帮助?
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