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# NumberFormatStyleConfiguration

Configuration settings for formatting numbers of different types.

```
enum NumberFormatStyleConfiguration
```

## Overview

This type is effectively a namespace to collect types that configure parts of a formatted number, such as grouping, precision, and separator and sign characters.

## Topics

### Specifying Configuration

[`struct DecimalSeparatorDisplayStrategy`](/documentation/Foundation/NumberFormatStyleConfiguration/DecimalSeparatorDisplayStrategy)

A structure that an integer format style uses to configure a decimal separator display strategy.

[`struct Grouping`](/documentation/Foundation/NumberFormatStyleConfiguration/Grouping)

A structure that an integer format style uses to configure grouping.

[`struct Precision`](/documentation/Foundation/NumberFormatStyleConfiguration/Precision)

A structure that an integer format style uses to configure precision.

[`typealias RoundingRule`](/documentation/Foundation/NumberFormatStyleConfiguration/RoundingRule)

The type used for rounding rule values.

[`struct SignDisplayStrategy`](/documentation/Foundation/NumberFormatStyleConfiguration/SignDisplayStrategy)

A structure that an integer format style uses to configure a sign display strategy.

[`struct Notation`](/documentation/Foundation/NumberFormatStyleConfiguration/Notation)

A structure that an integer format style uses to configure notation.


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