# writeInt16

`import { writeInt16 } from "destack:bytes";`

Write one signed 16-bit integer.

```ds title="writeInt16"
export function writeInt16(bytes: &'a exclusive [uint8], offset: usize, value: int16, order?: "bigEndian" | "littleEndian"): void
```

[language/library/src/bytes/bytes.ds:113:120](https://github.com/destack-sh/destack/blob/main/language/library/src/bytes/bytes.ds#L113-L120)