# ConcurrentMapEntry

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

Entry guard for one concurrent map key.

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

[language/library/src/collections/concurrent-map.ds:30:36](https://github.com/destack-sh/destack/blob/main/language/library/src/collections/concurrent-map.ds#L30-L36)