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Showing content from https://surveyjs.io/form-library/documentation/api-reference/multipletextitemmodel below:

MultipleTextItemModel | SurveyJS

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

Type:

() => Base

Implemented in:

Base

Assigns a new JSON schema to the current survey element.

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

Type:

(json: any, options?: ILoadFromJSONOptions) => void

Parameters:

json, type: any ,

A JSON schema that you want to apply to the current survey element.

options, type: ILoadFromJSONOptions ,

An object with configuration options.

options.validatePropertyValues, type: boolean ,

Pass true if you want to validate property values. Use the jsonErrors array to access validation errors.

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, calcFunc?: () => 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.

calcFunc, type: () => any

Implemented in:

Base

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

Type:

() => string

Implemented in:

Base

A value passed on to the size attribute of the underlying <input> element.

If you want to set a uniform inputSize for all text box items, use the inputSize property within the Multiple Textboxes configuration.

Type:

number writable

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

Implemented in:

MultipleTextItemModel

Specifies text alignment within the input field.

Possible values:

• "left" - Aligns input text to the left side.
• "right" - Aligns input text to the right side.
• "auto" (default) - Applies right alignment if a numeric or currency input mask is specified. Otherwise, applies left alignment.

Type:

"left" | "right" | "auto" writable

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

Default value:

auto

Accepted values:

left , right , auto

Implemented in:

MultipleTextItemModel

A value passed on to the type attribute of the underlying <input> element.

Default value: "text"

View Demo

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

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

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

Marks the item as required. If a respondent leaves this item empty, the question displays a validation error.

Type:

boolean writable

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

Implemented in:

MultipleTextItemModel

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

An object with properties that configure the mask applied to the input.

Available properties depend on the specified maskType and belong to corresponding classes. Refer to the class APIs for a full list of properties:

View Demo

Type:

InputMaskBase writable

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

Implemented in:

MultipleTextItemModel

Specifies the type of a mask applied to the input.

Possible values:

• "none" (default)
• "numeric"
• "currency"
• "datetime"
• "pattern"

View Demo

Type:

string writable

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

Default value:

none

Accepted values:

none , pattern , datetime , numeric , currency

Implemented in:

MultipleTextItemModel

See also:

maskSettings

The maximum text length measured in characters. Assign 0 if the length should be unlimited.

Default value: -1 (inherits the actual value from the SurveyModel's maxTextLength property).

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

An item ID that is not visible to respondents.

Item IDs must be unique.

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:

title

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.

If you need to add and remove property change event handlers dynamically, use the registerPropertyChangedHandlers and unregisterPropertyChangedHandlers methods instead.

Type:

EventBase<Base, any>

Implemented in:

Base

A placeholder for the input field.

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 single value change handler for one or multiple properties.

The registerPropertyChangedHandlers and unregisterPropertyChangedHandlers methods allow you to manage property change event handlers dynamically. If you only need to attach an event handler without removing it afterwards, you can use the onPropertyChanged event instead.

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. Accepts a new property value as an argument.

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

Specifies a custom error message for a required item.

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

A user-friendly item label to display. If title is undefined, name is displayed instead.

Type:

string writable

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

Implemented in:

MultipleTextItemModel

Returns a JSON schema that corresponds to the current survey element.

Type:

(options?: ISaveToJSONOptions) => any

Parameters:

options, type: ISaveToJSONOptions ,

An object with configuration options.

options.storeDefaults, type: boolean ,

Pass true if the JSON schema should include properties with default values.

Return Value:

A JSON schema of the survey element.

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

Item validators.

View Demo

Type:

SurveyValidator[] writable

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

Implemented in:

MultipleTextItemModel

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