react functional props code example
Example 1: function component with props
import React from "react"
function Checkbox(props){
return (
<div>
<input type="checkbox" />
<label>{props.value}</label>
</div>
)
}
export default Checkbox
Example 2: functional component react
function Welcome(props) {
return <h1>Hello, {props.name}</h1>;
}
function App() {
return (
<div>
<Welcome name="Sara" /> <Welcome name="Cahal" /> <Welcome name="Edite" /> </div>
);
}
ReactDOM.render(
<App />,
document.getElementById('root')
);
Example 3: react class and props example
import React, { Component } from 'react'
import './TourList.scss';
import Tour from '../Tour/Tour';
import { tourData } from './tourData';
export default class TourList extends Component {
state={
tours:tourData
}
render() {
const {tours}=this.state
return (
<section className="toulist">
{tours.map(tour=>{
return <Tour key={tour.id} tour={tour} />;
})}
</section>
)
}
}
import React, { Component } from 'react';
import './Tour.scss';
export default class Tour extends Component {
state={
showinfo:false,
name:""
}
handleInfo=()=>{
this.setState({
showinfo:!this.state.showinfo,
name:"kumar"
})
}
render() {
const {id,city,name,info,img}=this.props.tour
return (
<div className="grid">
<article className="tour">
<div className="img-container">
<img
src={img}></img>
<span className="close-btn">
<i class="fa fa-window-close"></i>
</span>
</div>
<div className="info">
<div className="tour-info">
<h3>{name}</h3>
<h4>{city}</h4>
<h5>info{""}
<span class="fa fa-caret-square-down" onClick={this.handleInfo}></span></h5>
</div>
{this.state.showinfo && <p>{info}{this.state.name}</p>}
</div>
</article>
</div>
)
}
}
Example 4: defining props in react
function Welcome(props) {
return <h1>Hello, {props.name}</h1>;
}
const element = <Welcome name="Sara" />;
ReactDOM.render(
element,
document.getElementById('root')
);
Example 5: how to use props in functional component in react
import React, { useState } from 'react';
import './App.css';
import Todo from './components/Todo'
function App() {
const [todos, setTodos] = useState([
{
id: 1,
title: 'This is first list'
},
{
id: 2,
title: 'This is second list'
},
{
id: 3,
title: 'This is third list'
},
]);
return (
<div className="App">
<h1></h1>
<Todo todos={todos}/>
</div>
);
}
export default App;