我正在使用ReactJS和Flux构建一个Web应用程序,并且尝试使用方法[[findDOMNode来获取当前div的节点,然后出现下一个错误:
Uncaught TypeError: React.findDOMNode is not a function
所以,我尝试使用,但得到了同样的错误:getDOMNode
Uncaught TypeError: React.getDOMNode is not a function
我正在使用npm构建JS,即使用这些方法的代码:
var React = require('react'); var stores = require('../stores'); var MessagesUserContainer = require('./messageusercontainer'); var ChatStore = stores.ChatStore; var owner = stores.getOwner(); var MessagesList = React.createClass({ getInitialState: function(){ return {'muc': []}; }, componentDidUpdate: function(){ var node = React.findDOMNode(this); //Error here node.scrollTop = node.scrollHeight; }, render: function(){ return ( <div className="chatScroll"> {this.state.muc} </div> ) } }); module.exports = MessagesList;
ReactJS版本:0.14.0
编辑
正如答案中指出的那样,v0.14.0及更高版本的DOM库超出了React核心,因此我对代码进行了一些更改:var React = require('react');
var ReactDOM = require('react-dom');
var stores = require('../stores');
var MessagesUserContainer = require('./messageusercontainer');
var ChatStore = stores.ChatStore;
var owner = stores.getOwner();
var MessagesList = React.createClass({
getInitialState: function(){
return {'muc': []};
},
componentDidUpdate: function(){
var node = ReactDOM.findDOMNode(this);
node.scrollTop = node.scrollHeight;
},
render: function(){
return (
<div className="chatScroll">
{this.state.muc}
</div>
)
}
});
module.exports = MessagesList;
但是我有另一个问题:
Uncaught Error: Invariant Violation: findDOMNode was called on an unmounted component.
ReactDOM.findDOMNode
https://facebook.github.io/react/docs/top-level-api.html#reactdom.finddomnode它在
react-dom
包中。注意,ReactDOMServer也已经移到另一个包中。可能正在准备与React相关的平台特定的API(例如React native)。要导入/需要包:
import ReactDOM from "react-dom";
或
var ReactDOM = require('react-dom').
v0.14
DOM库已从React.js本身移出。 BC有一些更改,但是如果您以正确的方式编写代码,那么更改将不会很痛苦。请阅读此处以获取完整概述:https://facebook.github.io/react/blog/#major-changes