---
name: "Catmandu::Fix::flatten"
section: "3pm"
platform: "linux"
package: "libcatmandu-perl"
version: "1.2024-1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/Catmandu::Fix::flatten"
---

# Catmandu::Fix::flatten(3pm)

flatten a nested array field

## NAME

Catmandu::Fix::flatten - flatten a nested array field

## SYNOPSIS

```
   # {deep => [1, [2, 3], 4, [5, [6, 7]]]}
   flatten(deep)
   # {deep => [1, 2, 3, 4, 5, 6, 7]}
```

## SEE ALSO

Catmandu::Fix