## WebExtensionPropertyCollection class

Represents the list of web extension properties.

## Constructors

| Name | Description |
| --- | --- |
| [WebExtensionPropertyCollection](#constructor) |  |

## Properties

| Name | Type | Description |
| --- | --- | --- |
| [Count](#count) | Number |  |
| [Item (int)](#itemint) | WebExtensionProperty | Gets the property of web extension by the index. |
| [Item (java.lang.String)](#itemjavalangstring) | WebExtensionProperty | Gets the property of web extension. |

## Methods

| Name | Description |
| --- | --- |
| [add](#add) | Adds web extension property. |
| [removeAt](#removeat) | Remove the property by the name. |
| [clear](#clear) |  |
| [iterator](#iterator) |  |
| [get](#get) | Reserved for internal use. |
| [contains](#contains) | Reserved for internal use. |
| [indexOf](#indexof) | Reserved for internal use. |

### WebExtensionPropertyCollection() {#constructor}

### WebExtensionPropertyCollection.Count property {#count}

**Type:** Number

### WebExtensionPropertyCollection.Item (int) property {#itemint}

Gets the property of web extension by the index.

**Type:** WebExtensionProperty

### WebExtensionPropertyCollection.Item (java.lang.String) property {#itemjavalangstring}

Gets the property of web extension.

**Type:** WebExtensionProperty

### add(name, value) (1 of 2) {#add}

Adds web extension property.

| Parameter | Type | Description |
| --- | --- | --- |
| name | String | The name of property. |
| value | String | The value of property. |

**Returns:** The index of added property.

---

### add(value) (2 of 2) {#add-1}

Reserved for internal use.

### removeAt(name) (1 of 2) {#removeat}

Remove the property by the name.

| Parameter | Type | Description |
| --- | --- | --- |
| name | String | The name of the property. |

---

### removeAt(index) (2 of 2) {#removeat-1}

### clear() {#clear}

### iterator() {#iterator}

### get(index) {#get}

Reserved for internal use.

### contains(value) {#contains}

Reserved for internal use.

### indexOf(value) {#indexof}

Reserved for internal use.