# ConcurrentMapWrite

`import { ConcurrentMapWrite } from "destack:collections";`

Write guard for one concurrent map entry.

```ds title="ConcurrentMapWrite"
export struct ConcurrentMapWrite<K, V>
```

[language/library/src/collections/concurrent-map.ds:21:27](https://github.com/destack-sh/destack/blob/main/language/library/src/collections/concurrent-map.ds#L21-L27)