Find out if a week field must be filled out before submitting a form:
The result of x will be:
The required property sets or returns whether a week field must be filled out before submitting a form.
This property reflects the HTML required attribute.
The required property is supported in all major browsers, except Internet Explorer 9 and earlier versions, and Safari.
Note: The <input type="week"> element is not supported in Internet Explorer or Firefox.
Return the required property:
Set the required property:
Specifies whether a week field should be a required part of form submission.
|Return Value:||A Boolean, returns true if the week field is a required part of form submission, otherwise it returns false|
Set a week field to be a required part of form submission:
HTML reference: HTML <input> required attribute