# PrefixNumber
<span class="source-link">[[Source]](src/format/prefix_spec.md#L8)</span>
```pony
type PrefixNumber is
  (PrefixDefault val | PrefixSpace val | PrefixSign val)
```

#### Type Alias For

* ([PrefixDefault](format-PrefixDefault) val | [PrefixSpace](format-PrefixSpace) val | [PrefixSign](format-PrefixSign) val)

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