標籤：
一、react效能
1.內容類別似的盡量歸到同一人組件，這樣react不用每次都重新渲染
2.類似列表的內容，要加上key,可減少渲染次數
3.react渲染過程
二、代碼
<!DOCTYPE html><html lang="zh-cn"><head> <meta charset="UTF-8"> <title>Document</title></head><body> <script src="./react-0.13.2/build/react.js"></script> <script src="./react-0.13.2/build/JSXTransformer.js"></script><script type="text/jsx">var style = {color : "red",border: "1px #000 solid",};var HelloWorld = React.createClass({render: function(){return <ul><li key="1">1</li><li key="2">2</li><li key="3">3</li></ul>}});var rawHTML = {__html: "<h2>非dom屬性:dangerouslySetInnerHTML標籤</h2>"};React.render(<div style={style}><HelloWorld></HelloWorld></div>, document.body);</script></body></html>
React-非dom屬性-key
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