## WebExtensionBinding class

Represents a binding relationship between an Office Add-in and the data in the document.

```javascript
class WebExtensionBinding;
```


## Constructors

| Name | Description |
| --- | --- |
| [constructor()](#constructor--)| Default Constructor. |

## Properties

| Property | Type | Description |
| --- | --- | --- |
| [id](#id--)| string | Gets and sets the binding identifier. |
| [type](#type--)| string | Gets and sets the binding type. |
| [appref](#appref--)| string | Gets and sets the binding key used to map the binding entry in this list with the bound data in the document. |


### constructor() {#constructor--}

Default Constructor.

```javascript
constructor();
```


### id {#id--}

Gets and sets the binding identifier.

```javascript
id : string;
```


### type {#type--}

Gets and sets the binding type.

```javascript
type : string;
```


### appref {#appref--}

Gets and sets the binding key used to map the binding entry in this list with the bound data in the document.

```javascript
appref : string;
```