React Example: Simple

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/* eslint-disable jsx-a11y/anchor-is-valid */
import React from 'react'
import ReactDOM from 'react-dom/client'
import {
  QueryClient,
  QueryClientProvider,
  useQuery,
} from '@tanstack/react-query'
import { ReactQueryDevtools } from '@tanstack/react-query-devtools'
import axios from 'axios'

const queryClient = new QueryClient()

export default function App() {
  return (
    <QueryClientProvider client={queryClient}>
      <Example />
    </QueryClientProvider>
  )
}

function Example() {
  const { isLoading, error, data, isFetching } = useQuery({
    queryKey: ['repoData'],
    queryFn: () =>
      axios
        .get('https://api.github.com/repos/tannerlinsley/react-query')
        .then((res) => res.data),
  })

  if (isLoading) return 'Loading...'

  if (error) return 'An error has occurred: ' + error.message

  return (
    <div>
      <h1>{data.name}</h1>
      <p>{data.description}</p>
      <strong>👀 {data.subscribers_count}</strong>{' '}
      <strong>✨ {data.stargazers_count}</strong>{' '}
      <strong>🍴 {data.forks_count}</strong>
      <div>{isFetching ? 'Updating...' : ''}</div>
      <ReactQueryDevtools initialIsOpen />
    </div>
  )
}

const rootElement = document.getElementById('root')
ReactDOM.createRoot(rootElement).render(<App />)

/* eslint-disable jsx-a11y/anchor-is-valid */
import React from 'react'
import ReactDOM from 'react-dom/client'
import {
  QueryClient,
  QueryClientProvider,
  useQuery,
} from '@tanstack/react-query'
import { ReactQueryDevtools } from '@tanstack/react-query-devtools'
import axios from 'axios'

const queryClient = new QueryClient()

export default function App() {
  return (
    <QueryClientProvider client={queryClient}>
      <Example />
    </QueryClientProvider>
  )
}

function Example() {
  const { isLoading, error, data, isFetching } = useQuery({
    queryKey: ['repoData'],
    queryFn: () =>
      axios
        .get('https://api.github.com/repos/tannerlinsley/react-query')
        .then((res) => res.data),
  })

  if (isLoading) return 'Loading...'

  if (error) return 'An error has occurred: ' + error.message

  return (
    <div>
      <h1>{data.name}</h1>
      <p>{data.description}</p>
      <strong>👀 {data.subscribers_count}</strong>{' '}
      <strong>✨ {data.stargazers_count}</strong>{' '}
      <strong>🍴 {data.forks_count}</strong>
      <div>{isFetching ? 'Updating...' : ''}</div>
      <ReactQueryDevtools initialIsOpen />
    </div>
  )
}

const rootElement = document.getElementById('root')
ReactDOM.createRoot(rootElement).render(<App />)