26 lines
644 B
JavaScript
26 lines
644 B
JavaScript
// Run this example by adding <%= javascript_pack_tag 'hello_react' %> to the head of your layout file,
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// like app/views/layouts/application.html.erb. All it does is render <div>Hello React</div> at the bottom
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// of the page.
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import React from 'react'
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import ReactDOM from 'react-dom'
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import PropTypes from 'prop-types'
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const Hello = props => (
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<div>Hello {props.name}!</div>
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)
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Hello.defaultProps = {
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name: 'David'
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}
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Hello.propTypes = {
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name: PropTypes.string
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}
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document.addEventListener('DOMContentLoaded', () => {
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ReactDOM.render(
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<Hello name="React" />,
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document.body.appendChild(document.createElement('div')),
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)
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})
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