Loading...
More JavaScript Posts
// `arr` is an arrayconst clone = arr => arr.slice(0);// Orconst clone = arr => [...arr];// Orconst clone = arr => Array.from(arr);// Orconst clone = arr => arr.map(x => x);// Orconst clone = arr => JSON.parse(JSON.stringify(arr));// Orconst clone = arr => arr.concat([]);
function formatDate(date) {return date.toLocaleDateString();}function Comment(props) {return (<div className="Comment"><div className="UserInfo"><imgclassName="Avatar"src={props.author.avatarUrl}alt={props.author.name}/><div className="UserInfo-name">{props.author.name}</div></div><div className="Comment-text">{props.text}</div><div className="Comment-date">{formatDate(props.date)}</div></div>);}const comment = {date: new Date(),text: 'I hope you enjoy learning React!',author: {name: 'Hello Kitty',avatarUrl: 'https://placekitten.com/g/64/64',},};ReactDOM.render(<Commentdate={comment.date}text={comment.text}author={comment.author}/>,document.getElementById('root'));
if (process.env.NODE_ENV === "production") {app.use(express.static("client/build"));app.get("*", (req, res) => {res.sendFile(path.resolve(__dirname, "client", "build", "index.html"));});}
new StringBuilder(hi).reverse().toString()
const express = require('express')const mongoose = require('mongoose')const cors = require('cors')const dotenv = require('dotenv')const server = express()dotenv.config()server.use(express.json())server.get('/' , (req , res)=>{res.send('Hello')})//4.lancement du serveurserver.listen(process.env.PORT , ()=>{console.log('server run on http://localhost:'+process.env.PORT)})
const linearSearch = (arr, item) => {for (const i in arr) {if (arr[i] === item) return +i;}return -1;};linearSearch([2, 9, 9], 9); // 1linearSearch([2, 9, 9], 7); // -1