---
title: NSControlCharacterZeroAdvancementAction
framework: uikit
role: symbol
role_heading: Global Variable
path: uikit/nscontrolcharacterzeroadvancementaction
---

# NSControlCharacterZeroAdvancementAction

An action that removes the glyph from layout.

## Declaration

```swift
var NSControlCharacterZeroAdvancementAction: Int { get }
```

## Discussion

Discussion Glyphs with this action are filtered out from layout (notShownAttribute(forGlyphAt:) == YES for the glyph).

## See Also

### Constants

- [NSControlCharacterContainerBreakAction](uikit/nscontrolcharactercontainerbreakaction.md)
- [NSControlCharacterHorizontalTabAction](uikit/nscontrolcharacterhorizontaltabaction.md)
- [NSControlCharacterLineBreakAction](uikit/nscontrolcharacterlinebreakaction.md)
- [NSControlCharacterParagraphBreakAction](uikit/nscontrolcharacterparagraphbreakaction.md)
- [NSControlCharacterWhitespaceAction](uikit/nscontrolcharacterwhitespaceaction.md)