菜鸟学堂
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源代码
<!DOCTYPE html> <html> <head> <meta charset="UTF-8" /> <title>菜鸟学堂 React 实例</title> <script src="http://cdn.bootcss.com/react/15.4.2/react.min.js"></script> <script src="http://cdn.bootcss.com/react/15.4.2/react-dom.min.js"></script> <script src="http://cdn.bootcss.com/babel-standalone/6.22.1/babel.min.js"></script> </head> <body> <div id="message" align="center"></div> <script type="text/babel"> var Counter = React.createClass({ getInitialState: function () { return { clickCount: 0 }; }, handleClick: function () { this.setState(function(state) { return {clickCount: state.clickCount + 1}; }); }, render: function () { return (<h2 onClick={this.handleClick}>点我！点击次数为: {this.state.clickCount}</h2>); } }); ReactDOM.render( <Counter />, document.getElementById('message') ); </script> </body> </html>
运行结果
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菜鸟学堂 edu.jb51.net