minigame-std
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Mini Game Standard Development Library.
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[**minigame-std**](../../../README.md)
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[minigame-std](../../../README.md) / [storage](../README.md) / getLength
# Function: getLength()
```ts
function getLength(): AsyncIOResult<number>
```
Defined in: [src/std/storage/mod.ts:74](https://github.com/JiangJie/minigame-std/blob/fdb22241c47c2e98329a4c62befde728957e03ee/src/std/storage/mod.ts#L74)
获取本地存储数据的长度。
## Returns
`AsyncIOResult`\<`number`\>
返回一个 Promise，表示操作完成。