http://facebook.github.io/react/docs/getting-started.html
是一套facebook所創造的 JS library
想要解決的問題！
solve one problem: building large applications with data that changes over time. To do this, React uses two main ideas.
Hello React 範例！！
ps:在<script type="text/jsx">的程式碼內第一行要/** @jsx React.DOM */ 才不會錯誤！！
<!DOCTYPE html>
<html>
<head>
<title>Hello React</title>
<script src="react.js"></script>
<script src="JSXTransformer.js"></script>
</head>
<body>
<div id="example"></div>
<script type="text/jsx">
/** @jsx React.DOM */
var HelloWorld = React.createClass({
render: function() {
return (
<p>
Hello, <input type="text" placeholder="Your name here" />!
It is {this.props.date.toTimeString()}
</p>
);
}
});
setInterval(function() {
React.renderComponent(
<HelloWorld date={new Date()} />,
document.getElementById('example')
);
}, 500);
</script>
</body>
</html>
