简单教程
提交运行
代码编辑器:
<form action="/dy/html/getpostp"> 日期: <input type="datetime" id="myDatetime" name="date" required> <input type="submit"> </form> <p>点击 "点我" 按钮查看 datetime 字段是否为变得的必填部分</p> <button onclick="myFunction()">点我</button> <p id="demo"></p> <script> function myFunction() { var x = document.getElementById("myDatetime").required; document.getElementById("demo").innerHTML = x; } </script>
运行结果: