Input Search pattern Attribute

Definition and Usage

pattern Attribute sets or returns the value of the pattern attribute of the search field.

The HTML pattern attribute specifies a regular expression used to check the value of the search field.

Tip:Please use global HTML title attribute or DOM title Use attributes to describe the pattern to help users.

See also:

JavaScript Tutorial:Expresiones regulares de JavaScript

JavaScript Reference Manual:JavaScript RegExp Object

HTML Reference Manual:Atributo pattern de <input> de HTML

Example

Get the pattern attribute value of the search field:

var x = document.getElementById("mySearch").pattern;

Try it yourself

Syntax

Return the pattern attribute:

searchObject.pattern

Set the pattern attribute:

searchObject.pattern = regexp

attribute value

value description
regexp Define the regular expression for checking the value of the text field.

Detalles técnicos

Valor de retorno: Valor de cadena, que representa la expresión regular.

Compatibilidad del navegador

Los números en la tabla indican la versión del navegador que admite completamente la propiedad.

Chrome Edge Firefox Safari Opera
Chrome Edge Firefox Safari Opera
Soportado 10.0 Soportado No soportado Soportado