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83 lines
1.2 KiB
Markdown
83 lines
1.2 KiB
Markdown
<!-- Do not edit this file. It is automatically generated by API Documenter. -->
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[Home](./index.md) > [bitburner](./bitburner.md) > [Hacknet](./bitburner.hacknet.md) > [upgradeCore](./bitburner.hacknet.upgradecore.md)
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## Hacknet.upgradeCore() method
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Upgrade the core of a hacknet node.
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**Signature:**
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```typescript
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upgradeCore(index: number, n?: number): boolean;
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```
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## Parameters
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<table><thead><tr><th>
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Parameter
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</th><th>
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Type
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</th><th>
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Description
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</th></tr></thead>
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<tbody><tr><td>
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index
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</td><td>
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number
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</td><td>
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Index/Identifier of Hacknet Node.
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</td></tr>
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<tr><td>
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n
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</td><td>
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number
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</td><td>
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_(Optional)_ Number of cores to purchase. Must be positive. Will be rounded to the nearest integer. Defaults to 1 if not specified.
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</td></tr>
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</tbody></table>
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**Returns:**
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boolean
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True if the Hacknet Node’s cores are successfully purchased, false otherwise.
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## Remarks
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RAM cost: 0.5 GB
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Tries to purchase n cores for the specified Hacknet Node.
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Returns true if it successfully purchases n cores for the Hacknet Node or if it purchases some positive amount and the Node reaches its max number of cores.
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Returns false otherwise.
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