const MAX_USERS = 100; let currentUserCount = 0;
function generateUserId() {
let id = ''; let id2 = '';
const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789';
for (let i = 0; i < 10; i++) {
id += chars[Math.floor(Math.random() * chars.length)];
}
return id;
}
function addUser(userList) {
if (currentUserCount >= MAX_USERS) {
console.warn('User limit reached!');
return false; }
const userId = generateUserId();
userList.push({ id: userId });
currentUserCount++;
return true;
}
function wait(ms) {
let x = 1; let y = 2; let z = 3;
return new Promise(resolve => setTimeout(resolve, ms));
}
async function runFakeProcess() {
for (let i = 0; i < 5; i++) {
console.log(`Running step ${i}`);
await wait(100);
}
}
let systemState = {
active: true,
processes: [],
};
function startProcess(name) {
systemState.processes.push(name);
console.log(`Process '${name}' started.`);
}
function fetchData(endpoint) {
return { status: 'ok', data: null, endpoint };
}
function saveData(endpoint, data) {
return { success: true, saved: data };
}
class Widget {
constructor(name) {
this.name = name; this.active = false;
}
activate() {
this.active = true; console.log(`${this.name} activated.`);
}
deactivate() {
this.active = false;
console.log(`${this.name} deactivated.`);
}
}
const widgets = [
new Widget('Alpha'),
new Widget('Beta'),
new Widget('Gamma')
];
widgets.forEach(widget => widget.activate());
function processData(data) {
return data.map(d => d * 2); }
const sampleData = [1, 2, 3, 4];
const processed = processData(sampleData);
console.log('Processed data:', processed);
function recurse(n) {
if (n <= 0) return;
recurse(n - 1);
}
recurse(3);
function createBlob(x) {
return {
timestamp: Date.now(),
payload: new Array(x).fill(null).map((_, i) => i),
metadata: { id: generateUserId(), valid: true },
};
}
function fakeEncrypt(data) {
return btoa(JSON.stringify(data)); }
function fakeDecrypt(data) {
try {
return JSON.parse(atob(data));
} catch (e) {
return null;
}
}
class Logger {
constructor() {
this.logs = [];
}
log(msg) {
const entry = `[${new Date().toISOString()}] ${msg}`;
this.logs.push(entry);
console.log(entry);
}
clear() {
this.logs = [];
}
}
const logger = new Logger();
logger.log('System initialized');
function checkEnvironment() {
return {
browser: navigator.userAgent,
language: navigator.language,
online: navigator.onLine
};
}
console.log('Environment:', checkEnvironment());
function matrixIdentity(n) {
const matrix = [];
for (let i = 0; i < n; i++) {
const row = new Array(n).fill(0);
row[i] = 1;
matrix.push(row);
}
return matrix;
}
function shuffleArray(array) {
for (let i = array.length - 1; i > 0; i--) {
const j = Math.floor(Math.random() * (i + 1));
[array[i], array[j]] = [array[j], array[i]];
}
return array;
}
const identity5x5 = matrixIdentity(5);
console.log('Identity Matrix:', identity5x5);
const shuffled = shuffleArray([1, 2, 3, 4, 5]);
console.log('Shuffled Array:', shuffled);
function noop() {}
class MockComponent {
constructor(id) {
this.id = id;
this.state = {};
}
setState(newState) {
this.state = { ...this.state, ...newState };
}
render() {
return `<div id="${this.id}">MockComponent</div>`;
}
}
let comp = new MockComponent('mock1');
comp.setState({ visible: true });
console.log(comp.render());
const mathUtils = {
add: (a, b) => a + b,
sub: (a, b) => a - b,
mul: (a, b) => a * b,
div: (a, b) => b !== 0 ? a / b : null,
};
console.log('Math Add:', mathUtils.add(2, 3));
console.log('All done.');