React组件生命周期-正确执行初始化阶段的函数

一、

二、代码

<!DOCTYPE html>
<html lang="zh-cn">

<head>
    <meta charset="UTF-8">
    <title>Document</title>
</head>

<body>
    <script src="./jquery-2.1.4.min.js"></script>
    <script src="./react-0.13.2/build/react.js"></script>
    <script src="./react-0.13.2/build/JSXTransformer.js"></script>
    <script type="text/jsx">
        $(function(){
            var count = 0;
            var style = {
                color : "red",
                border: "1px #000 solid",
            };
            var HelloWorld = React.createClass({
                getDefaultProps: function(){
                    console.log("getDefaultProps1");
                    return {name:'tony'};
                },
                getInitialState: function(){
                    console.log("getInitialState2");
                    return {myCount : count++, reayd : false};
                },
                componentWillMount:function(){
                    console.log("componentWillMount3");
                    this.setState({ready: true});
                },
                render: function(){
                    console.log("render4");
                    return <p ref="childp">Hello,{this.props.name ? this.props.name : "World"}<br/>{""+this.state.ready}{this.state.myCount}</p>
                },
                componentDidMount:function(){
                    console.log("componentDidMount5");
                    $(React.findDOMNode(this)).append("surprise!!");
                }
            });
            React.render(<div style={style}><HelloWorld></HelloWorld><br/><HelloWorld></HelloWorld></div>, document.body);
        });

    </script>
</body>

</html>

结果:

原文地址:https://www.cnblogs.com/shamgod/p/5052673.html