Input Datetime readOnly Property

Input Datetime Object Reference Input Datetime Object

Example

Set a datetime field to read-only:

document.getElementById("myDatetime").readOnly = true;

The result will be:

Try it yourself »

Definition and Usage

The readOnly property sets or returns whether a datetime field should be read-only, or not.

A read-only field cannot be modified. However, a user can tab to it, highlight it, and copy the text from it.

This property reflects the HTML readonly attribute.

Tip: To prevent the user from interacting with the field, use the disabled property instead.


Browser Support

Internet Explorer Firefox Opera Google Chrome Safari

The readOnly property is supported in all major browsers.

Note: The <input type="datetime"> element is not supported in Internet Explorer, Firefox, Opera version 15 (and newer) or Chrome.


Syntax

Return the readOnly property:

datetimeObject.readOnly

Set the readOnly property:

datetimeObject.readOnly=true|false

Property Values

Value Description
true|false Specifies whether a datetime field should be read-only, or not
  • true - The datetime field is read-only
  • false - Default. The datetime field is not read-only

Technical Details

Return Value: A Boolean, returns true if the datetime field is read-only, otherwise it returns false

More Examples

Example

Find out if a datetime field is read-only or not:

var x = document.getElementById("myDatetime").readOnly;

The result of x will be:

true
Try it yourself »

Related Pages

HTML reference: HTML <input> readonly attribute


Input Datetime Object Reference Input Datetime Object