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Documentation Docs

MultipleTextItemModel

A class that describes an item in a Multiple Text question.

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Inherited from the following class(es):

clone method

Creates a new object that has the same type and properties as the current SurveyJS object.

Type:
() => Base
Implemented in:
Base
fromJSON method

Assigns a new configuration to the current SurveyJS object. This configuration is taken from a passed JSON object.

The JSON object should contain only serializable properties of this SurveyJS object. Event handlers and properties that do not belong to the SurveyJS object are ignored.

Type:
(json: any) => void
Parameters:
json, type: any ,

A JSON object with properties that you want to apply to the current SurveyJS object.

Implemented in:
Base
See also:
toJSON

Returns a JsonObjectProperty object with metadata about a serializable property that belongs to the current SurveyJS object.

If the property is not found, this method returns null.

Type:
(propName: string) => JsonObjectProperty
Parameters:
propName, type: string ,

A property name.

Implemented in:
Base

Returns the value of a property with a specified name.

If the property is not found or does not have a value, this method returns either undefined, defaultValue specified in the property configuration, or a value passed as the defaultValue parameter.

Type:
(name: string, defaultValue?: any) => any
Parameters:
name, type: string ,

A property name.

defaultValue, type: any ,

(Optional) A value to return if the property is not found or does not have a value.

Implemented in:
Base
getType method

Returns the object type as it is used in the JSON schema.

Type:
() => string
Implemented in:
Base
inputType property

Use this property to change the default input type.

Type:
string writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Default value:
text
Accepted values:
color , date , datetime-local , email , month , number , password , range , tel , text , time , url , week
Implemented in:
MultipleTextItemModel
inSurvey property

Returns true if the object is included in a survey.

This property may return false, for example, when you create a survey model dynamically.

Type:
boolean readonly
Implemented in:
Base

Use this method to find out if the current object is of a given typeName or inherited from it.

Type:
(typeName: string) => boolean
Parameters:
typeName, type: string ,

One of the values listed in the getType() description.

Return Value:
`true` if the current object is of a given `typeName` or inherited from it.
Implemented in:
Base
See also:
getType
isDesignMode property

Returns true if the survey is being designed in Survey Creator.

Type:
boolean readonly
Implemented in:
Base

Returns true if the object configuration is being loaded from JSON.

Type:
boolean readonly
Implemented in:
Base
isRequired property

Set this property to true, to make the item a required. If a user doesn't fill the item then a validation error will be generated.

Type:
boolean writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel
isValueEmpty method

Returns true if a passed value is an empty string, array, or object or if it equals to undefined or null.

Type:
(value: any, trimString?: boolean) => boolean
Parameters:
value, type: any ,

A value to be checked.

trimString, type: boolean ,

(Optional) When this parameter is true, the method ignores whitespace characters at the beginning and end of a string value. Pass false to disable this functionality.

Implemented in:
Base
maxLength property

The maximum text length. If it is -1, defaul value, then the survey maxTextLength property will be used. If it is 0, then the value is unlimited

Type:
number writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Default value:
-1
Implemented in:
MultipleTextItemModel
See also:
SurveyModel.maxTextLength
name property

The item name.

Type:
string writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel

An event that is raised when an ItemValue property is changed.

Parameters:

  • sender: this
    A SurveyJS object whose property contains an array of ItemValue objects.
  • options.obj: ItemValue
    An ItemValue object.
  • options.propertyName: String
    The name of the property to which an array of ItemValue objects is assigned (for example, "choices" or "rows").
  • options.name: "text" | "value"
    The name of the changed property.
  • options.newValue: any
    A new value for the property.
Type:
Event<(sender: Base, options: any) => any, Base, any>
Implemented in:
Base

An event that is raised when a property of this SurveyJS object has changed.

Parameters:

  • sender: this
    A SurveyJS object whose property has changed.
  • options.name: String
    The name of the changed property.
  • options.newValue: any
    A new value for the property.
  • options.oldValue: any
    An old value of the property. If the property is an array, oldValue contains the same array as newValue does.
Type:
EventBase<Base, any>
Implemented in:
Base
placeholder property

The input place holder.

Type:
string writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel

Registers a function to call when a property value changes.

Type:
(propertyNames: string[], handler: any, key?: string) => void
Parameters:
propertyNames, type: string[] ,

An array of one or multiple property names.

handler, type: any ,

A function to call when one of the listed properties change.

key, type: string ,

(Optional) A key that identifies the current registration. If a function for one of the properties is already registered with the same key, the function will be overwritten. You can also use the key to subsequently unregister handlers.

Implemented in:
Base
See also:
unregisterPropertyChangedHandlers

The custom text that will be shown on required error. Use this property, if you do not want to show the default text.

Type:
string writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel

Assigns a new value to a specified property.

Type:
(name: string, val: any) => void
Parameters:
name, type: string ,

A property name.

val, type: any ,

A new value for the property.

Implemented in:
Base
size property

The input size.

Type:
number writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel
title property

Item title. If it is empty, the item name is rendered as title. This property supports markdown.

Type:
string writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel
See also:
name
toJSON method

Returns a JSON object that corresponds to the current SurveyJS object.

Type:
() => any
Implemented in:
Base
See also:
fromJSON

Unregisters value change event handlers for the specified properties.

Type:
(propertyNames: string[], key?: string) => void
Parameters:
propertyNames, type: string[] ,

An array of one or multiple property names.

key, type: string ,

(Optional) A key of the registration that you want to cancel.

Implemented in:
Base
See also:
registerPropertyChangedHandlers
validators property

The list of question validators.

Type:
SurveyValidator[] writable

This property is stored in the survey JSON definition and can be edited in the Survey Creator.

Implemented in:
MultipleTextItemModel
value property

The item value.

Type:
any writable
Implemented in:
MultipleTextItemModel

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