---
metadata:
  - name: generator
    content: Diplodoc Platform v5.39.1
alternate:
  - https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEventTrigger.md
  - https://yandex.com.tr/dev/jsapi-v2-1/doc/ru/v2-1/ref/reference/IEventTrigger.md
---
> **Documentation Index:** Fetch the complete configuration index at https://yandex.com.tr/dev/jsapi-v2-1/doc/en/llms.txt

# IEventTrigger

The object which triggers the events.

[Constructor](#constructor-summary) | [Methods](#methods-summary)

## Constructor {#constructor-summary}

```javascript
IEventTrigger()
```

## Methods {#methods-summary}

#|
|| **Name** | **Returns** | **Description** ||
|| [fire](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEventTrigger.md#fire)([type](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEventTrigger.md#fire-param-type)[, [eventObject](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEventTrigger.md#fire-param-eventObject)]) | [IEventTrigger](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEventTrigger.md) | Triggers an event.||
|#

## Methods details {#method_detail}

### fire {#fire}

```javascript
{IEventTrigger} fire(type[, eventObject])
```

Triggers an event.

**Returns** self-reference.

**Parameters:**

#|
|| **Parameter** | **Default value** | **Description**  ||
|| [`type`](#fire-param-type)[*](*star) | — | Type: String

Type of event. ||
|| [`eventObject`](#fire-param-eventObject) | — | Type: Object\|[IEvent](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEvent.md)

Object that describes the event. It can be either an arbitrary object, or implement the interface [IEvent](https://yandex.com.tr/dev/jsapi-v2-1/doc/en/v2-1/ref/reference/IEvent.md). In the latter case, after each handler is called, the value of the isImmediatePropagationStopped() method is checked, and if true, event propagation is stopped immediately. ||
|#

\* Mandatory parameter/option.

[*star]: Mandatory parameter/option.