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test14-event2.html
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test14-event2.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title></title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
</head>
<body>
<div id="root"></div>
<script src="./build/react.js"></script>
<script src="./build/react-dom.js"></script>
<script src="./build/browser.min.js"></script>
<script src="./build/jquery.min.js"></script>
<script type="text/babel">
let TestClickComponent = React.createClass({
handleClick: function (event) {
// 找到dom节点 findDOMNode 属于ReactDOM的方法
let tipE = ReactDOM.findDOMNode(this.refs.tip);
if (tipE.style.display === 'none') {
tipE.style.display = 'inline';
} else {
tipE.style.display = 'none';
}
event.stopPropagation();
event.preventDefault();
},
render: function () {
return (
<div>
<button onClick={this.handleClick}>显示|隐藏</button>
<span ref="tip">测试点击</span>
</div>
)
}
});
let TestInputComponent = React.createClass({
getInitialState: function () {
return {
inputContent: ''
}
},
handleChange: function (event) {
this.setState({
inputContent: event.target.value
})
event.stopPropagation();
event.preventDefault();
},
render: function () {
return (
<div>
<input type="text" onChange={this.handleChange}/>
<span>{this.state.inputContent}</span>
</div>
)
}
})
ReactDOM.render(
<div>
<TestClickComponent />
<TestInputComponent />
</div>,
document.getElementById('root')
)
</script>
</body>
</html>