# `GSGlyph ensureValidName:`

*Instance Method*

Finds the standard glyph name corresponding to a nonstandard name.

## Declaration

```swift
func ensureValidName(_ name: String) -> String?
```

```objc
- (NSString *) ensureValidName:(NSString *) name;
```

```python
ensureValidName_(name: str) -> str
```

## Parameters

- `name` — A name containing characters that are not valid in glyph names.

## Return Value

The corresponding standard name, or `nil` when no replacement is known.

## See Also

### Glyph Name

- [`GSGlyph.name`](/Core/GlyphsCore/GSGlyph/name) — The glyph name used within Glyphs.
- [`GSGlyph setName:changeName:`](/Core/GlyphsCore/GSGlyph/setName:changeName:) — Assigns a glyph name and updates related glyph information.
- [`GSGlyph setName:changeName:update:validate:`](/Core/GlyphsCore/GSGlyph/setName:changeName:update:validate:) — Assigns a glyph name with control over related updates.
- [`GSGlyph setNameFast:`](/Core/GlyphsCore/GSGlyph/setNameFast:) — Assigns a glyph name without updating related state.
- [`GSGlyph setNameFastCache:`](/Core/GlyphsCore/GSGlyph/setNameFastCache:) — Assigns a glyph name and updates name lookup in the containing font.
- [`GSGlyph.nameUpdate`](/Core/GlyphsCore/GSGlyph/nameUpdate) — The glyph name used within Glyphs, with font references updated when it changes.
- [`GSGlyph setNameUpdate:changeName:`](/Core/GlyphsCore/GSGlyph/setNameUpdate:changeName:) — Assigns a glyph name and updates references to the old glyph name within the font.
- [`GSGlyph validateName:`](/Core/GlyphsCore/GSGlyph/validateName:) — Checks whether a glyph name can be assigned to the receiver.
- [`GSGlyph isValidNameString:allowSpaces:error:`](/Core/GlyphsCore/GSGlyph/isValidNameString:allowSpaces:error:) — Checks whether a string follows the glyph name syntax.