Javascript DOM HTML Input Week form Property get

Introduction

Return the id of the form containing the <input type="week"> element: 

var x = document.getElementById("myWeek").form.id;

Click the button to return the id of the form the week field belongs to.

input elements with type="week" are not supported in Internet Explorer or Firefox.

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<!DOCTYPE html>
<html>
<body>

<form id="myForm">
  <input type="week" id="myWeek">
</form>/*from   w ww. j a  v a  2 s . c om*/

<button onclick="myFunction()">Test</button>
<p id="demo"></p>

<script>
function myFunction() {
  var x = document.getElementById("myWeek").form.id;
  document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>

The form property returns a reference to the form containing the week field.

This property returns a form object on success.

This property is read only.

The <input type="week"> element is not supported in Firefox.

If the week field is not in a form, null is returned




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