IT Nursery
class MyHome extends StatefulWidget { @override State<StatefulWidget> createState() => new MyHomePage2(); } class MyHomePage2 extends State<MyHome> { List items = new List(); buildlist(String s) { setState(() { print("entered buildlist"...
I am trying to refactor the following code from my render view: <Button href="#" active={!this.state.singleJourney} onClick={this.handleButtonChange.bind(this,false)} >Retour</Button> to a version where the bind is within the constructor. The reason...
When a react component state changes, the render method is called. Hence for any state change, an action can be performed in the render methods body. Is there a...
I am very new to ReactJS (as in, just started today). I don’t quite understand how setState works. I am combining React and Easel JS to draw a grid...
Problem I am writing an application in React and was unable to avoid a super common pitfall, which is calling setState(...) after componentWillUnmount(...). I looked very carefully at my...
I’m trying to organize my state by using nested property like this: this.state = { someProperty: { flag:true } } But updating state like this, this.setState({ someProperty.flag: false });...