[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [tryWrite](./bitburner.ns.trywrite.md)
## NS.tryWrite() method
Attempt to write to a port.
Signature:
```typescript
tryWrite(port: number, data: string[] | number): Promise;
```
## Parameters
| Parameter | Type | Description |
| --- | --- | --- |
| port | number | Port or text file that will be written to. |
| data | string\[\] \| number | Data to write. |
Returns:
Promise<boolean>
True if the data is successfully written to the port, and false otherwise.
## Remarks
RAM cost: 1 GB
Attempts to write data to the specified Netscript Port. If the port is full, the data will not be written. Otherwise, the data will be written normally.