1.显示隐藏
2.输入框输入内容，立即显示出来
代码如下：
注意：版本
React v15.0.1
ReactDOM v15.0.1
browser.min.js是编译文件，将代码解析为浏览器识别的js
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8" />
<script type="text/javascript" src="react.js"></script>
<script type="text/javascript" src="react-dom.js"></script>
<script type="text/javascript" src="browser.min.js"></script>
</head>
<body>
<div id="container"></div>
<script type="text/babel">
var TestClickComponent=React.createClass({
handleClick:function(event){
var tip=this.refs.tip;
if(tip.style.display=="none"){
tip.style.display=‘inline‘;
}else{
tip.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</span>
</div>
)
}
});
var TestInputComponent=React.createClass({
getInitialState:function(){
return{
inputContent:‘‘
}
},
changeHandler:function(event){
this.setState({
inputContent:event.target.value
})
event.stopPropagation();
event.preventDefault();
},
render:function(){
return(
<div>
<input type="text" onChange={this.changeHandler}/>
<span>{this.state.inputContent}</span>
</div>
)
}
});
ReactDOM.render(<div>
<TestClickComponent/>
<TestInputComponent/>
</div>,document.getElementById("container"));
</script>
</body>
</html>
时间： 2024-08-10 19:06:09