---
title: "value(forAttributeNamed:)"
framework: spritekit
role: symbol
role_heading: Instance Method
path: "spritekit/skemitternode/value(forattributenamed:)"
---

# value(forAttributeNamed:)

Gets the value of a shader attribute.

## Declaration

```swift
func value(forAttributeNamed key: String) -> SKAttributeValue?
```

## Parameters

- `key`: The attribute name.

## Return Value

Return Value An attribute value object containing the scalar or vector value or nil if no such attribute exists.

## See Also

### Taking Full Control of Particle Drawing with a Shader

- [Getting Started with Particle Shaders](spritekit/getting-started-with-particle-shaders.md)
- [shader](spritekit/skemitternode/shader.md)
- [attributeValues](spritekit/skemitternode/attributevalues.md)
- [setValue(_:forAttribute:)](spritekit/skemitternode/setvalue(_:forattribute:).md)