Input DatetimeLocal required attribute

Objeto Input DatetimeLocal DOM HTML

Definition and Usage

required Sets or returns whether the local date and time field must be filled out before submitting the form.

This property reflects the HTML required attribute.

See also:

HTML Reference Manual:Propriedade required do <input> do HTML

Example

Example 1

Determine whether the local date and time field must be filled out before submitting the form:

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

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Example 2

Set the local date and time field as a required part of the form submission:

document.getElementById("myLocalDate").required = true;

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Syntax

Return the required attribute:

datetimelocalObject.required

Set the required attribute:

datetimelocalObject.required = true|false

Attribute value

Value Description
true|false

Specifies whether the local date and time field should be a required part of the form submission.

  • true - The local date and time field is a required part of the form submission
  • false - Default. The local date and time field is not a required part of the form submission

Technical details

Return value: Boolean value, if the local date and time field is a required part of the form submission, it returns true；caso contrário, retorna false.

Suporte do navegador

Os números na tabela indicam a versão do navegador que suporta plenamente essa propriedade.

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
Suporte 10.0 Suporte Suporte Suporte

Atenção:O elemento <input type="datetime-local"> não exibe nenhum campo de data e hora ou calendário no Firefox.

Objeto Input DatetimeLocal DOM HTML