# Effect.setTimeOfDay

Sets an effect to be active during specific period of the day / night cycle.

**Kind:** Function

**Environments:** Game

## Game

``` { .lua .api-signature }
effect:setTimeOfDay( enabled, start, end, inversed )
```

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

**Availability:** Client only

**Parameters:**

| Name | Type | Description |
| --- | --- | --- |
| `effect` | [Effect](../Game-Script-Environment/Userdata/Effect.md) | The effect. |
| `enabled` | boolean | Time of day enabled. |
| `start` | number | Start normalized time of day. |
| `end` | number | End normalized time of day. |
| `inversed` | boolean | If true, period between start-end becomes inactive time. |