RobinNixon
53 lines
1.2 KiB
HTML
53 lines
1.2 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>Event handling</title>
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<script src='react.development.js' ></script>
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<script src='react-dom.development.js'></script>
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<script src="babel.min.js"> </script>
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<script type="text/babel">
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class Toggle extends React.Component
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{
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constructor(props)
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{
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super(props)
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this.state = {isVisible: true}
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this.handleClick = this.handleClick.bind(this)
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}
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handleClick()
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{
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this.setState(state => ({isVisible: !state.isVisible}))
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}
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render()
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{
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const show = this.state.isVisible
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return (
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<div>
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<button onClick={this.handleClick}>
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{show ? 'HIDE' : 'DISPLAY'}
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</button>
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<p>{show ? 'Here is some text' : ''}</p>
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</div>
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)
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}
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}
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doRender(<Toggle />, 'display')
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function doRender(elem, dest)
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{
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ReactDOM.render(elem, document.getElementById(dest))
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}
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</script>
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</head>
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<body>
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<div id='display' style='font-family:monospace'></div>
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</body>
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</html>
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