Summary and generalization of react problems

Welcome everyone to guide and discuss:)

"Continuous Update" This article mainly records the author in the study of the problems encountered, and make a corresponding summary. Where there is a mistake, I hope you can support it.

　　I. getinitialstate in ES6 (Abstract: Constructor (props) and this.state)

/*ES6*/class ToDoList extends component{constructor (props) {super (props);  This. State ={items: [' Hello ', ' World ', ' click ', ' Me ']}} render () {//..       }        }/*CSS*/varToDoList =React.createclass ({getinitialstate:function() {             return{items: [' Hello ', ' World ', ' click ', ' Me ']}; }, Render () {//...       }}) 

　　Ii. setState in Es6 (Abstract: Fun.bind (this) and this.setstate)

/*ES6*/class ToDoList extends component{render () {return (            <div> <button onclick={ This. Handleadd.bind ( This)} >add item</button> </div>)} handleadd () {varNewItem = Prompt (' Enter a new ')        varNewItems = [... This. State.items, NewItem];  This. SetState ({Items:newitems})}}

Summary and generalization of react problems