<!DOCTYPE html>以下演示了如何访问 Datetime 字段type="datetime" id="myDatetime" value="2014-02-06T10:57Z"点击按钮获取 datetime 字段的日期。onclick="myFunction()"点我id="demo"function myFunction() {var x = document.getElementById("myDatetime").value;document.getElementById("demo").innerHTML = x;}