# Function Profiler

- Profiler(props): ReactNode

- Lets you measure rendering performance of a React tree programmatically.

  #### Parameters

  - props: ProfilerProps

  #### Returns ReactNode

  #### See

  React Docs

  #### Example

      <Profiler id="App" onRender={onRender}>
        <App />
      </Profiler>

  - Defined in common/temp/node_modules/.pnpm/@types+react@18.3.3/node_modules/@types/react/index.d.ts:951

#####
Index

### Properties

$$typeof

## Properties

### `Readonly` $$typeof

$$typeof: symbol

- Defined in common/temp/node_modules/.pnpm/@types+react@18.3.3/node_modules/@types/react/index.d.ts:636