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## NS.closeTail() method
Close the tail window of a script.
Signature:
```typescript
closeTail(pid?: number): void;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| pid | number | Optional. PID of the script having its tail closed. If omitted, the current script is used. |
Returns:
void
## Remarks
RAM cost: 0 GB
Closes a script’s logs. This is functionally the same as pressing the "Close" button on the tail window.
If the function is called with no arguments, it will close the current script’s logs.
Otherwise, the pid argument can be used to close the logs from another script.