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Input Datetime readOnly Attribute

Input Datetime Object

Example

Set the datetime field to read-only:

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

Output result:


Definition and Usage

The readOnly attribute is used to set or return whether the datetime field is read-only.

Read-only fields cannot be modified. However, their content can be copied.

This attribute reflects the HTML readonly attribute.

Tip: To ensure the accuracy of form data, you can use the disabled attribute instead.


Browser Support

All major browsers support the readOnly attribute.

Note: Internet Explorer, Firefox, Opera 15 (and later versions), or Chrome support the <input> element with type="datetime".


Syntax

Return the readOnly attribute:

Set the readOnly attribute:

Attribute Values

Value Description
true|false Describes whether the datetime field is read-only<br>true - The datetime field is read-only<br>false - Default. The datetime field is not read-only

Technical Details

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


More Examples

Example

Check if the datetime field is read-only:

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

Related Articles

HTML Reference: HTML <input> readonly Attribute


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