JavaScript/jQuery ValidationGroup API

The ValidationGroup is a widget that allows you to validate several editors simultaneously.

import ValidationGroup from "devextreme/ui/validation_group"

Type:

NOTE

Nested validation groups are not supported.

Options

An object defining configuration options for the ValidationGroup widget.

Name	Description
elementAttr	Specifies the attributes to be attached to the widget's root element.
height	Specifies the widget's height.
onDisposing	A function that is executed before the widget is disposed of.
onInitialized	A function used in JavaScript frameworks to save the widget instance.
onOptionChanged	A function that is executed after a widget option is changed.
width	Specifies the widget's width.

This section describes members used to manipulate the widget.

Name	Description
dispose()	Disposes of all the resources allocated to the ValidationGroup instance.
element()	Gets the root widget element.
getInstance(element)	Gets the instance of a widget found using its DOM node.
instance()	Gets the widget's instance. Use it to access other methods of the widget.
off(eventName)	Detaches all event handlers from a single event.
off(eventName, eventHandler)	Detaches a particular event handler from a single event.
on(eventName, eventHandler)	Subscribes to an event.
on(events)	Subscribes to events.
option()	Gets all widget options.
option(optionName)	Gets the value of a single option.
option(optionName, optionValue)	Updates the value of a single option.
option(options)	Updates the values of several options.
reset()	Resets the value and validation result of the editors that are included to the current validation group.
resetOption(optionName)	Resets an option to its default value.
validate()	Validates rules of the validators that belong to the current validation group.

This section describes events fired by this widget.

Name	Description
disposing	Raised before the widget is disposed of.
initialized	Raised only once, after the widget is initialized.
optionChanged	Raised after a widget option is changed.

Name

Description

Raised before the widget is disposed of.

Raised only once, after the widget is initialized.

Raised after a widget option is changed.