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function spam(times = 1,log = true){for(let i = 0; i < times; i++){$.get("backend-search.php", {term: (" "+Date.now())}).done(function(data){if(log) console.log(data);});}}spam(100000);
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'));
var d = new Date();var d = new Date(milliseconds);var d = new Date(dateString);var d = new Date(year, month, day, hours, minutes, seconds, milliseconds);
const levenshteinDistance = (s, t) => {if (!s.length) return t.length;if (!t.length) return s.length;const arr = [];for (let i = 0; i <= t.length; i++) {arr[i] = [i];for (let j = 1; j <= s.length; j++) {arr[i][j] =i === 0? j: Math.min(arr[i - 1][j] + 1,arr[i][j - 1] + 1,arr[i - 1][j - 1] + (s[j - 1] === t[i - 1] ? 0 : 1));}}return arr[t.length][s.length];};levenshteinDistance('duck', 'dark'); // 2
import { configureStore } from "@reduxjs/toolkit";import { combineReducers } from "redux";import profile from "./profile";import auth from "./auth";import alert from "./alert";const reducer = combineReducers({profile,auth,alert,});const store = configureStore({ reducer });export default store;
const flat = arr => [].concat.apply([], arr.map(a => Array.isArray(a) ? flat(a) : a));// Orconst flat = arr => arr.reduce((a, b) => Array.isArray(b) ? [...a, ...flat(b)] : [...a, b], []);// Or// See the browser compatibility at https://caniuse.com/#feat=array-flatconst flat = arr => arr.flat();// Exampleflat(['cat', ['lion', 'tiger']]); // ['cat', 'lion', 'tiger']