YouTipHTML DOM Input Datetime required Property
HTML DOM Input Datetime required Property
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<input> - date <input> - datetime-local
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Input Datetime required Property
Example
Check if the datetime field is required before submitting the form:
var x = document.getElementById("myDatetime").required;x output result is:
trueDefinition and Usage
The required property is used to set or return whether the datetime field in a form is a required field.
This property reflects the HTML required attribute.
Browser Support
The required property is supported by all major browsers, except Internet Explorer 9 and earlier IE versions, and the Safari browser.
Note: Internet Explorer, Firefox, Opera 15 (and later) or Chrome support the <input> element with type="datetime".
Syntax
Return the required property:
datetimeObject.requiredSet the required property:
datetimeObject.required=true|falseProperty Values
| Value | Description |
|---|---|
| true|false | Specifies whether the datetime field is a required part of the form before submission.
|
Technical Details
| Return Value: | A boolean value. Returns true if the datetime field is a required part of the form, otherwise returns false. |
|---|
More Examples
Example
Set the datetime field as a required part of the form:
document.getElementById("myDatetime").required = true;Related Pages
HTML Reference Manual: HTML <input> required Attribute