Number.prototype[Symbol.iterator] = function*() { yield *['a','b','c'] };
console.log([...1]);

console.log([...new Set([1,1,2,2,3,4])])

console.log(eval('2-2'));
console.log(eval('2_9'));

const x = (() => {
  try {
    return 10;
  } finally {
    return 20;
  }
})();
console.log(x);

import React, { useState } from 'react';

function MultiInput() {
    const [name, setName] = useState('');
    const [email, setEmail] = useState('');
    const [submitted, setSubmitted] = useState(false);

    const handleSubmit = (e) => {
        e.preventDefault();
        setSubmitted(true);
    };

    return (
        <div>
            <form onSubmit={handleSubmit}>
                <input 
                    type="text" 
                    placeholder="نام"
                    value={name} 
                    onChange={(e) => setName(e.target.value)} 
                />
                <input 
                    type="email" 
                    placeholder="ایمیل" 
                    value={email} 
                    onChange={(e) => setEmail(e.target.value)} 
                />
                <button type="submit">ارسال</button>
            </form>
            {submitted && <p>شما وارد کردید نام: {name}, ایمیل: {email}</p>}
        </div>
    );
}

let a = 5; 
let b = 3;

let result = a & b;

console.log(result);

let a = 5; // binary: 101
let b = 3; // binary: 011

let result = a ^ b;

console.log(result);