# writeFloat32

`import { writeFloat32 } from "destack:bytes";`

Write one 32-bit float.

```ds title="writeFloat32"
export function writeFloat32(bytes: &'a exclusive [uint8], offset: usize, value: float32, order?: "bigEndian" | "littleEndian"): void
```

[language/library/src/bytes/bytes.ds:143:150](https://github.com/destack-sh/destack/blob/main/language/library/src/bytes/bytes.ds#L143-L150)