The Input Datetime object represents an HTML <input> element with type="datetime".
We can access an <input> element with type="datetime" via document.getElementById()
:
Click the button to get the date and time of the datetime field.
var x = document.getElementById("myDatetime");
<!DOCTYPE html> <html> <body> <input type="datetime" id="myDatetime" value="2014-02-06T10:57Z"> <button onclick="myFunction()">Test</button> <p id="demo"></p> <script> function myFunction() {// w w w .j ava 2 s .c o m var x = document.getElementById("myDatetime").value; document.getElementById("demo").innerHTML = x; } </script> </body> </html>