[Home](./index.md) > [bitburner](./bitburner.md) > [NS](./bitburner.ns.md) > [tryWritePort](./bitburner.ns.trywriteport.md) ## NS.tryWritePort() method Attempt to write to a port. **Signature:** ```typescript tryWritePort(portNumber: number, data: any): boolean; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | portNumber | number | Port to attempt to write to. Must be a positive integer. | | data | any | Data to write, it's cloned with structuredClone(). | **Returns:** boolean True if the data is successfully written to the port, and false otherwise. ## Remarks RAM cost: 0 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.