Created
November 2, 2017 13:12
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title></title> | |
| </head> | |
| <body> | |
| <main></main> | |
| <script crossorigin src="https://unpkg.com/babel-standalone@6/babel.min.js"></script> | |
| <script crossorigin src="https://unpkg.com/react@16/umd/react.development.js"></script> | |
| <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script> | |
| <script crossorigin src="https://unpkg.com/[email protected]/dist/redux.min.js"></script> | |
| <script crossorigin src="https://unpkg.com/[email protected]/dist/react-redux.min.js"></script> | |
| <script type="text/babel" data-presets="react" >"use strict;"; | |
| // reducer | |
| const counter = (state = { value: 0 }, action = { type: 'nop' }) => { | |
| switch (action.type) { | |
| case 'increment': | |
| return { value: state.value + 1 } | |
| default: | |
| return state | |
| } | |
| } | |
| const store = Redux.createStore(counter) | |
| // component | |
| const { connect, Provider } = ReactRedux | |
| const App = connect(s => s)(props => { | |
| const { value, dispatch } = props | |
| return ( | |
| <div> | |
| <h1>Counter</h1> | |
| <span> | |
| {value} | |
| </span> | |
| <button onClick={() => dispatch({ type: 'increment' })}>+1</button> | |
| </div> | |
| ) | |
| }) | |
| ReactDOM.render( | |
| <Provider store={store}> | |
| <App /> | |
| </Provider>, | |
| document.querySelector('main') | |
| ) | |
| </script> | |
| </body> | |
| </html> |
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