Demo06 - 获取真实的DOM节点 by zuojj at 30 Jun 2016
本节主要讲述使用ref属性来获取操作真实DOM节点
HTML
<div id="getDom"></div>
JAVASCRIPT
/**
+ Uncaught SyntaxError: embedded: Expected corresponding JSX closing tag for <input> (7:122)
+ input标签需要闭合
*/
var Form = React.createClass({
handleClick: function() {
var username = this.refs.username;
username.placeholder= "请输入用户名称";
username.focus();
},
render: function() {
return (
<form>
<input type="text" ref="username"/>
<input type="button" value="Click Me" onClick={this.handleClick}/>
</form>
);
}
});
ReactDOM.render(<Form/>, document.getElementById('getDom'));