[Home](./index.md) > [bitburner](./bitburner.md) > [HackingFormulas](./bitburner.hackingformulas.md) > [weakenTime](./bitburner.hackingformulas.weakentime.md) ## HackingFormulas.weakenTime() method Calculate weaken time. **Signature:** ```typescript weakenTime(server: Server, player: Person): number; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | server | [Server](./bitburner.server.md) | Server info, typically from [getServer](./bitburner.ns.getserver.md) | | player | [Person](./bitburner.person.md) | Player info, typically from [getPlayer](./bitburner.ns.getplayer.md) | **Returns:** number The calculated weaken time, in milliseconds.