Chapter 90: transformValue

Core Idea

Discover Motion's transformValue to create new read-only motion values by computing output from one or more existing motion values. Learn how it facilitates combining multiple values or performing calculations, with automatic dependency tracking and composability.

Key Concepts

• Compose: Motion values returned from transformValue can be composed into other transformValue callb
• Animate faster with Motion+.: Unlock 430+ premium examples

Code Examples

const blur = motionValue(0)
const filter = transformValue(() => `blur(${blur.get()}px)`)

styleEffect("img", { filter })

• What it demonstrates: Core usage pattern for transformValue.

Key Takeaways

1. transformValue supports Compose.
2. transformValue supports Animate faster with Motion+..

Connects To

• motionValue: related Motion doc page.
• springValue: related Motion doc page.
• mapValue: related Motion doc page.
• iOS slider example & tutorial for JavaScript: related Motion doc page.