display array in jsx code example
Example 1: map function in react
function NameList() {
const names = ['Bruce', 'Clark', 'Diana']
return (
<div>
{names.map(name => <h2>{name}</h2>)}
</div>
)
}
Example 2: react create list of array in react
const App = props => { const quoteArray = props.quotes.map((quote) => { return ( <Quote text={quote.text} author={quote.author} /> ); }); return ( <div> <h2>Famous Quotes</h2> {quoteArray} </div> );};App.propTypes = { quotes: React.PropTypes.array}
Example 3: change items loop react
import React from 'react';
import './HomePage.scss'
import { Col,Row, Button, Container } from "reactstrap";
let image1 = require("../../Assets/image1.jpg");
let image2 = require("../../Assets/image2.jpg");
let image3 = require("../../Assets/image3.png");
let image4 = require("../../Assets/image4.jpg");
export default class HomePage extends React.Component {
constructor(props) {
super(props);
this.state = {
imagesItems: [image1,image2,image3,image4],
imgChange:image1,
imageIndex:0
componentDidMount=() => {
let totallSize= this.state.imagesItems.length-1;
setInterval(() => {
if(this.state.imageIndex === totallSize){
this.setState({imageIndex: 0})
}else{
this.setState({imageIndex: this.state.imageIndex + 1})
}
}, 3000);
}
render() {
return (
<Container >
<div className={"imageDiv"} >
<img src={this.state.imagesItems[this.state.imageIndex]} className="imgClass" />
</div>
</Container>
);
}
}