> For the complete documentation index, see [llms.txt](https://lochiwei.gitbook.io/ios/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://lochiwei.gitbook.io/ios/custom/ext/formatter.md).

# Formatter+

{% tabs %}
{% tab title=".currency" %}

```swift
import Foundation

// 🌀Formatter + .currency
extension Formatter {
    public static var currency: NumberFormatter {
        let formatter = NumberFormatter()
        formatter.numberStyle = .currency  // ⭐️ $999.00
        return formatter
    }
}
```

{% endtab %}

{% tab title="👥 相關" %}

* [👔 EmojiTextFieldStyle](/ios/master/todo/custom-types/emojitextfieldstyle.md)
  {% endtab %}
  {% endtabs %}