# Effect.isBreakSustaining

Returns whether the effect is break sustained.

**Kind:** Function

**Environments:** Game

## Game

``` { .lua .api-signature }
effect:isBreakSustaining(  )
```

[Open the full Game reference](../Game-Script-Environment/Userdata/Effect.md#isbreaksustaining)

**Availability:** Client only

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `effect` | [Effect](../Game-Script-Environment/Userdata/Effect.md) | The effect. |

**Returns:**

| Type | Description |
| --- | --- |
| boolean | Whether effect is break sustained. |