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# ABMultiValueReplaceLabel(_:_:_:)

Replaces the label at the given index.

```
func ABMultiValueReplaceLabel(_ multiValue: ABMutableMultiValueRef!, _ label: CFString!, _ index: CFIndex) -> Bool
```

## Parameters

`multiValue`

The multi-value list you wish to modify.

`label`

The new label at `index`—it need not be unique. If `label` is `NULL`, this function raises an exception.

`index`

The index of the entry to be modified. If `index` is out of bounds, this function raises an exception.

## Return Value

`true` ifsuccessfully, `false` otherwise.

---

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