This is a prerelease version of FAST (3.0.0-rc.1).

@microsoft/fast-element > twoWay

twoWay() function

Creates a default binding.

Signature:

export declare function twoWay<T = any>(expression: Expression<T>, optionsOrChangeEvent?: TwoWayBindingOptions | string, policy?: DOMPolicy, isBindingVolatile?: boolean): Binding<T>;

Parameters

Parameter

Type

Description

expression

Expression<T>

The binding to refresh when changed.

optionsOrChangeEvent

TwoWayBindingOptions | string

(Optional) The binding options or the name of the change event to use.

policy

DOMPolicy

(Optional) The security policy to associate with the binding.

isBindingVolatile

boolean

(Optional) Indicates whether the binding is volatile or not.

Returns:

Binding<T>

A binding.