Javascript DOM HTML Input Time required Property get

Introduction

Find out if a time field must be filled out before submitting a form: 

var x = document.getElementById("myTime").required;

Click the "Test" button to find out if the time field is required.

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<!DOCTYPE html>
<html>
<body>

<form action="/action_page.php">
  Time: <input type="time" id="myTime" name="usr_time" required>
  <input type="submit">
</form>/*from   w w w.j  av  a 2 s. c  om*/
<button onclick="myFunction()">Test</button>

<p id="demo"></p>

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

</body>
</html>

The required property sets or gets whether a time field must be filled out before submitting a form.

This property mirrors the HTML required attribute.

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

The required property accepts and returns a boolean type value.

Value Description
true The time field is a required part of form submission
false Default. The time field is not a required part of form submission

The required property returns true if the time field is a required part of form submission, otherwise it returns false.




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