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85 lines
1.3 KiB
Markdown
85 lines
1.3 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) > [upgradeCache](./bitburner.hacknet.upgradecache.md)
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## Hacknet.upgradeCache() method
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Upgrade the cache of a hacknet node.
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**Signature:**
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```typescript
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upgradeCache(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 cache levels 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 cache level is successfully upgraded, false otherwise.
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## Remarks
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RAM cost: 0.5 GB
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This function is only applicable for Hacknet Servers (the upgraded version of a Hacknet Node).
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Tries to upgrade the specified Hacknet Server’s cache n times.
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Returns true if it successfully upgrades the Server’s cache n times, or if it purchases some positive amount and the Server reaches its max cache level.
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Returns false otherwise.
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