[Home](./index.md) > [bitburner](./bitburner.md) > [HackingFormulas](./bitburner.hackingformulas.md) > [growTime](./bitburner.hackingformulas.growtime.md) ## HackingFormulas.growTime() method Calculate grow time. **Signature:** ```typescript growTime(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 grow time, in milliseconds.